Plumbing in California: 45 Top Pros Ranked (2026)
399 verified plumbing businesses in California, ranked by ServiceAgent Score across 53 cities. Real reviews, transparent methodology, no pay-to-rank.
TL;DR
- 399 verified plumbing businesses cataloged across 53 cities in California.
- Top pick: Jim & Sons Plumbing & Rooter (Riverside) with ServiceAgent Score 8.8/10.
- 117 elite-tier providers (ServiceAgent Score ≥ 8.5/10) in California.
- Typical plumbing project cost: $125 - $4,500 - $320 median for a standard repair, $1,800 median for a water-heater replacement.
- 0 plumbing providers offer 24/7 or emergency service across California.
- For a tighter list, drill into your city below - we have a city-by-city ranking for each metro.
Why trust this list
Finding a trustworthy plumbing pro in California is harder than it should be - reviews are gamed, marketing claims are loud, and licensed-and-insured isn't visible from a Google search.
We've cataloged every active plumbing provider in California (399 total across 53 cities) and ranked them by composite ServiceAgent Score - a weighted blend of Trust (data quality + verification + review-volume credibility) and Recommendation (rating + review volume, Bayesian-shrunk).
Below: the top 25 plumbing providers in California, transparent methodology, cost benchmarks for the trade, and the red flags worth walking away from. Drill into your city in the related pages section for a tighter local ranking.
At-a-glance: top 11 plumbing pros in California
Compare the top picks side-by-side. Full reviews of each below.
SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.
How we chose these
We rank every active provider in every active plumbing business in California by a composite ServiceAgent Score (0-10) made up of two components:
Trust Score (40%) - rewards owner-verified status, completeness of contact info, presence of hours/coordinates/photos, and review-volume credibility.
Recommendation Score (60%) - Google rating Bayesian-shrunk toward the category mean using a 25-review prior so high-volume providers can't be dethroned by 5-star outliers.
Composite ServiceAgent Score = 0.6 × Recommendation + 0.4 × Trust. We re-compute as new reviews land and as providers claim their listings. The "Last updated" date at the top of this page reflects the most recent data refresh.
What we deliberately don't do: pay-to-rank, sponsored slots that masquerade as editorial picks, or hide our formula. Sponsored slots (if/when introduced) will be clearly labeled and won't affect editorial ranking.
Full formula on the methodology page.
45 Best Plumbing Companies Ranked
Ranked by composite ServiceAgent Score. For state- or city-specific rankings, browse the related pages below.
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Riverside, CA · 9345 Narnia Dr, Riverside, CA 92503 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 773 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Jim & Sons Plumbing & Rooter has built a high-volume operation in Riverside, with 773 Google reviews averaging 5.0 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 773 reviews is in the top 5% of providers in Riverside - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Our top pick. The composite score (8.8/10) reflects a rare combination of review depth, rating, and data completeness. Hard to argue with the data.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (951) 248-9134 |
| Website | www.jimandsonsplumbing.com |
2. Zoom Drain
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Irvine, CA · 15540 Rockfield Blvd C100, Irvine, CA 92618 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 656 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Zoom Drain has built a high-volume operation in Irvine, with 656 Google reviews averaging 5.0 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 656 reviews is in the top 5% of providers in Irvine - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (949) 619-6769 |
| Website | zoomdrain.com/orange-county |
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Daly City, CA · 6169 Mission St, Daly City, CA 94014 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 653 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Flow Masters Plumbing, Drain and Water Heater has built a high-volume operation in Daly City, with 653 Google reviews averaging 5.0 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 653 reviews is in the top 5% of providers in Daly City - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (415) 237-1112 |
| Website | flowmastersplumbing.com/?utm_source=organic&utm_medium=gbp_listing |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | San Francisco, CA · 4321 24th St, San Francisco, CA 94114 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 473 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Discount Plumbing San Francisco maintains a strong 5.0-star reputation across 473 reviews in San Francisco, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 473 reviews is in the top 5% of providers in San Francisco - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (415) 223-1661 |
| Website | plumbinginsf.com/?utm_source=google-gbp&utm_medium=organic&utm_campaign=*395*discount-plumbing-san-francisco |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Riverside, CA · 17285 Ridge Canyon Dr, Riverside, CA 92506 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 411 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Plumbing Matters Rooter & Plumbing Services Incorporated maintains a strong 5.0-star reputation across 411 reviews in Riverside, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 411 reviews is in the top 5% of providers in Riverside - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (909) 714-2207 |
| Website | plumbingmattersandrooterservices.com |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Irvine, CA · 18 Technology Dr #129, Irvine, CA 92618 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 330 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Patriot Plumbing & Rooter maintains a strong 5.0-star reputation across 330 reviews in Irvine, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 330 reviews is in the top 5% of providers in Irvine - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (949) 502-3354 |
| Website | patriotrooter.com/?utm_source=google&utm_medium=gbp&utm_campaign=maps |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Riverside, CA · 6117 Brockton Ave STE 105, Riverside, CA 92506 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 292 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Drains and Plumbing 24 maintains a strong 5.0-star reputation across 292 reviews in Riverside, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 292 reviews is in the top 5% of providers in Riverside - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (951) 275-4728 |
| Website | drainsandplumbing24.com |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Riverside, CA · 1440 3rd St Unit 20, Riverside, CA 92507 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 271 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Elite Plumbing & Drains LLC maintains a strong 5.0-star reputation across 271 reviews in Riverside, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 271 reviews is in the top 5% of providers in Riverside - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (951) 355-7079 |
| Website | elite-plumbinganddrains.com |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Fresno, CA · 3327 W Sussex Way, Fresno, CA 93722 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 203 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Rod's Plumbing Service maintains a strong 5.0-star reputation across 203 reviews in Fresno, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 203 reviews is in the top 5% of providers in Fresno - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (559) 388-2600 |
| Website | www.rodsplumbingservice.com |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Riverside, CA · 6139 Zircon Wy, Riverside, CA 92503 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumber |
| Rating | 5.0★ across 202 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Elite Plumbing Pros maintains a strong 5.0-star reputation across 202 reviews in Riverside, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
5.0-star average across 202 reviews is in the top 5% of providers in Riverside - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (951) 992-6227 |
| Website | eliteplumbingpros951.com |
Showing 10 of 45.
Trends this quarter
Pricing, demand, and provider trends — pulled from our Q4 2026 plumbing report.
- 399 plumbing providers tracked in California this quarter, with an average ServiceAgent Score of 8.2/10.
- 117 elite-tier providers (Score ≥ 8.5/10), and an average Google rating of 4.82★.
- Total review volume changed by -9.9% quarter-over-quarter — a leading indicator of local plumbing demand.
- Median quote price moved +2.4% vs. the previous quarter for typical plumbing jobs.
- 0% of providers are owner-verified (-1.6% QoQ).
Source: ServiceAgent State of Plumbing in California, Q4 2026. Quarterly methodology and full commentary available in the full report.
When demand peaks in California for plumbing
12-month demand index (100 = annual average). Peaks in January, troughs in September. Book in the trough months to lock lower rates.
Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.
Plumbing cost calculator
Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.
| Job | Low | High |
|---|---|---|
| Service call / diagnostic | $100 | $250 |
| Drain cleaning (snake) | $150 | $450 |
| Hydro-jet drain | $400 | $900 |
| Water heater replacement (tank) | $1,100 | $1,800 |
| Tankless water heater install | $2,200 | $4,500 |
Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.
Who is the best plumbing business in California?
Based on composite ServiceAgent Score across every active provider in California, Jim & Sons Plumbing & Rooter in Riverside ranks #1 (8.8/10). Zoom Drain in Irvine (8.8/10) ranks #2 and Flow Masters Plumbing, Drain and Water Heater in Daly City (8.8/10) ranks #3.
How much does plumbing service cost in California?
Across California, plumbing jobs span $125 - $4,500 depending on scope. $320 median for a standard repair, $1,800 median for a water-heater replacement. Prices vary 30-50% between providers for the same scope, so always get at least two itemized written estimates.
What drives the price difference between plumbing providers in California?
Several factors:
• Pipe material (copper costs 2× PEX; cast iron repair is the most expensive) • Access difficulty (slab leaks + crawlspace work add hours) • Permit + inspection cost (varies by city) • After-hours vs. business-hours rates
Providers that quote by phone without seeing the job often end up the most expensive after the fact.
What should I look for when hiring plumbing in California?
Use this checklist:
• State-licensed master plumber on staff • Bonded + insured (ask for the certificate, not just a verbal yes) • Up-front, itemized quote in writing • Pulls permits where required by the city • Backflow certification if work touches the water supply
If the provider can't or won't meet these basics, there's no shortage of pros in California - move to the next one on the list.
What are the biggest red flags?
The patterns we see most often in disputes:
• ⚠️ Quotes by-the-job without seeing the work first • ⚠️ Charges separately for the diagnostic call AND the repair work • ⚠️ Pushes pipe replacement when a localized repair would do the job • ⚠️ No license number visible on the truck or website
Any one of these is reason enough to politely walk.
Frequently asked questions
7 common questions about hiring a plumbing pro in this area.
Who is the best plumbing business in California?
Based on composite ServiceAgent Score across every active provider in California, Jim & Sons Plumbing & Rooter in Riverside ranks #1 (8.8/10). Zoom Drain in Irvine (8.8/10) ranks #2 and Flow Masters Plumbing, Drain and Water Heater in Daly City (8.8/10) ranks #3.
How much does plumbing service cost in California?
Across California, plumbing jobs span $125 - $4,500 depending on scope. $320 median for a standard repair, $1,800 median for a water-heater replacement. Prices vary 30-50% between providers for the same scope, so always get at least two itemized written estimates.
What drives the price difference between plumbing providers in California?
Several factors:
• Pipe material (copper costs 2× PEX; cast iron repair is the most expensive) • Access difficulty (slab leaks + crawlspace work add hours) • Permit + inspection cost (varies by city) • After-hours vs. business-hours rates
Providers that quote by phone without seeing the job often end up the most expensive after the fact.
What should I look for when hiring plumbing in California?
Use this checklist:
• State-licensed master plumber on staff • Bonded + insured (ask for the certificate, not just a verbal yes) • Up-front, itemized quote in writing • Pulls permits where required by the city • Backflow certification if work touches the water supply
If the provider can't or won't meet these basics, there's no shortage of pros in California - move to the next one on the list.
What are the biggest red flags?
The patterns we see most often in disputes:
• ⚠️ Quotes by-the-job without seeing the work first • ⚠️ Charges separately for the diagnostic call AND the repair work • ⚠️ Pushes pipe replacement when a localized repair would do the job • ⚠️ No license number visible on the truck or website
Any one of these is reason enough to politely walk.
Where can I find plumbing pros in my specific city in California?
Drill into your city from the related links. We have city-by-city rankings for 53 California cities - navigate to California › {your city} › Plumbing.
How does the ServiceAgent Score work?
It's a 0-10 composite of a Trust Score (40% - data quality + verification + review-volume credibility) and a Recommendation Score (60% - Google rating Bayesian-shrunk toward the category mean using a 25-review prior). Full formula on the methodology page.
Reports & insights
Pricing, demand, and provider trends for California — refreshed quarterly.
State of Plumbing in California, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for plumbing providers across California.
State of home services in California, Q4 2026
Pricing, demand, and provider trends across every home-service category in California.
State of Construction in California, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for construction providers across California.
State of HVAC in California, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for hvac providers across California.
State of Electricians in California, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for electricians providers across California.
State of Landscaping in California, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for landscaping providers across California.
Verify any provider's license in California
Always confirm a contractor is in good standing before hiring. California uses the California Contractors State License Board (CSLB). Search by license number, business name, or address.
Own a business in this list? Claim it free.
Get a verified green badge, edit your description, upload real photos, and bump your placement in this and 11 other category lists. Takes under 2 minutes.
- ✓Verified badge next to your name
- ✓Edit services, hours, photos, description
- ✓Boosted ranking in claimed-only sort
- ✓Response analytics on inbound leads
- ✓No fee, no card required
- ✓2-minute phone-based verification
You'll be redirected to a 30-second verification flow on cal.so. We send a code to the phone number Google has on file for your business.
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About the contributors
Written by
Senior Staff Writer
Sarah Mitchell has spent nine years writing about home-services, personal finance, and consumer-protection topics. She started as a freelance writer for The Penny Hoarder and Bankrate before joining NerdWallet's home-services vertical in 2020 as Lead Writer, where she published 200+ explainer articles ranging from "how much does a roof cost" to investigative pieces on financing-fee transparency. Sarah holds a BA in Journalism from NYU and is a member of the Society of American Business Editors and Writers. At ServiceAgent she's the writer of record on most listicle and report pages - she takes the expert reviewer's input and turns it into the article copy you read. Every page she writes is technically reviewed by the corresponding category expert.
Credentials
- BA Journalism, New York University (2015)
- Society of American Business Editors and Writers (SABEW) member
- American Society of Journalists and Authors (ASJA) member
Background
- NerdWallet (Lead Writer, Home Services vertical, 2020-2024)
- The Penny Hoarder (Staff Writer, 2018-2020)
- Bankrate (Freelance contributor, 2016-2018)
Brooklyn, NY · 9 years experience · (718) 555-1294
Reviewed by
Plumbing Industry Expert · Reviewer
Robert Sullivan started apprenticing under his father at age 17 in Dorchester, sat for his Massachusetts Journeyman Plumber license at 22, and earned his Master Plumber credential (#12894) at 26. He's been the owner-operator of Sullivan Plumbing Co. since 2011, running a four-truck residential operation across Greater Boston. Robert has handled an estimated 12,000+ service calls personally and trained 14 apprentices through to journeyman status. He reviews every ServiceAgent plumbing article for technical accuracy and gives us the unfiltered ground-truth on what homeowners actually get charged in his market.
Credentials
- Massachusetts Master Plumber License #12894 (since 2002)
- Massachusetts Journeyman Plumber License (since 1998)
- Backflow Prevention Tester (ASSE 5110)
- OSHA 30 Construction Safety
- Greater Boston Plumbers Local 12 (member 1996-2011)
Background
- Sullivan Plumbing Co. (Owner, 2011-present)
- Suburban Plumbing & Heating (Master Plumber, 2002-2011)
- F.W. Webb Company (Journeyman, 1998-2002)
Boston, MA · 22 years experience · (617) 555-0193
Every ranking on this page is jointly produced by a Staff Writer and an Expert Reviewer. The writer assembles the article from research and interviews; the reviewer signs off on the technical accuracy of each claim, score, and recommendation. Read our methodology →
Update history
- June 28, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.