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ContractorsRanked

Best Plumbers in San Antonio, TX (2026)

268 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in San Antonio: 1-Tom-Plumber, CR Score 94/100; 5.0★ from 1,321 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 268.

  3. 22

    Most-reviewed: Jon Wayne Service Company, 16,461 Google reviews at 4.8★, the most of 268 ranked; ranked #22.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

268 San Antonio plumbers are ranked here by CR Score, from 8 published factors. 95 are open 24/7, 174 open Saturdays and 114 open Sundays, based on posted hours. The median Google rating is 4.9★ across 268 rated businesses.

Top 10 plumbers in San Antonio at a glance

Top 10 plumbers in San Antonio at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
11-Tom-Plumber945.0★ (1,321)San Antonio24/7Overall
2Roto-Rooter Plumbing & Water Cleanup934.8★ (3,293)San Antonio24/7Emergencies
3Radiant Plumbing & Air Conditioning934.8★ (2,096)San Antonio24/7—
4PlumbSmart934.9★ (1,002)San Antonio24/7—
5Mr. Plumber Plumbing Co.924.8★ (1,538)San Antonio24/7—
6Roadrunner Plumbing & Air924.9★ (631)San Antonio24/7—
7Air & Drain Works924.9★ (536)San Antonio24/7—
8Roto-Rooter Plumbing & Water Cleanup924.8★ (977)San Antonio24/7—
9Simple Service Plumbing, Heating & Air914.9★ (363)San Antonio24/7—
10Reliant Plumbing - San Antonio914.8★ (544)San Antonio24/7—

The 268 best plumbers in San Antonio, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in San Antonio

    #1 1-Tom-Plumber

    Based in San Antonio

    94/100CR Score

    Ranked #1 because of its Google rating and availability: 5.0★ from 1,321 Google reviews, open 24/7.

    • 5.0★ from 1,321 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11549 Old Perrin Beitel Rd #202, San Antonio, TX 78217
    View profile for 1-Tom-Plumber(726) 226-2235

  4. #4 PlumbSmart

    Based in San Antonio

    93/100CR Score

    Ranked #4 because of its Google rating and availability: 4.9★ from 1,002 Google reviews, open 24/7.

    • 4.9★ from 1,002 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1233 Safari, San Antonio, TX 78216
    View profile for PlumbSmart(210) 810-0810

  19. #19 Casanova Plumbing

    Based in San Antonio

    89/100CR Score

    Ranked #19 because of its Google rating and availability: 5.0★ from 66 Google reviews, open 24/7.

    • 5.0★ from 66 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11503 Jones Maltsberger Rd STE 1140, San Antonio, TX 78216
    View profile for Casanova Plumbing(210) 901-2060

  21. #21 4M Plumbing

    Based in San Antonio

    89/100CR Score

    Ranked #21 because of its Google rating and availability: 4.8★ from 127 Google reviews, open 24/7.

    • 4.8★ from 127 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5707 Horizon Dr, San Antonio, TX 78228
    View profile for 4M Plumbing(210) 888-8243

Plumbers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 268 ranked plumbers here; the rest are on their profiles.

plumbers in San Antonio, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26PREMIER PLUMBING WORKS SA884.9★ (147)In San Antonio
27Jilly Plumbing885.0★ (339)In San Antonio
28Mai Vu Plumbing884.9★ (514)In San Antonio
29My Throne Plumbing885.0★ (106)6 mi
30Reliant Plumbing885.0★ (41)In San Antonio
31CoverAll Plumbing Solutions885.0★ (117)7 mi
321-800-Plumber +Air884.7★ (96)In San Antonio
33Elmer's Home Services884.8★ (7,163)In San Antonio
34Juan's Plumbing Services884.9★ (129)7 mi
35Premier PROS Plumbing & HVAC884.9★ (538)In San Antonio
36Puronics by Potentia Water884.7★ (79)In San Antonio
37Larson Brothers Plumbers884.8★ (139)In San Antonio
38San Antonio Plumbing884.8★ (1,029)15 mi
39Longoria Plumbing, Drain, Tunneling & Foundation Services885.0★ (210)In San Antonio
40Beyer Plumbing Company874.8★ (1,042)17 mi
41JDN Plumbing & Drain Pros875.0★ (24)In San Antonio
42SA Reliable Plumbing LLC875.0★ (31)2 mi
43Hydrostatic Plumbing and HVAC875.0★ (153)In San Antonio
44G.L. Hunt Foundation Repair874.9★ (198)In San Antonio
45Everly Plumbing875.0★ (110)In San Antonio
461-800-Plumber +Air875.0★ (69)9 mi
47Alamo Home Repairs LLC875.0★ (173)15 mi
48Champion Home Services874.9★ (1,650)In San Antonio
49Crown Plumbing & Water Damage Restoration874.9★ (270)16 mi
50San Antonio Due South Plumbing864.7★ (91)In San Antonio

Also serving San Antonio

20 more plumbers within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked plumbers serving San Antonio
BusinessGoogle ratingDistance
Anchor Plumbing Services4.9★ (1,662)14 mi
AW Contracting5.0★ (2)In San Antonio
Comfort-Air Engineering & Primo PlumbingIn San Antonio
County Wide Service Co.In San Antonio
Dickinson Sprinkler & Lawn Seeding, Inc.4.2★ (12)In San Antonio
Ewing Outdoor Supply4.9★ (29)In San Antonio
FenceWise SolutionsIn San Antonio
Flores Construction Services LLC5.0★ (1)In San Antonio
Kare Bexar Plumbing4.9★ (52)In San Antonio
Mario Electric4.7★ (38)In San Antonio
Master Refinishers4.9★ (48)In San Antonio
Omega Plumbing & Drain4.9★ (77)In San Antonio
PlumbingPro5.0★ (1)In San Antonio
RBC General Contractors IncIn San Antonio
RC Contracting LLC4.5★ (2)In San Antonio
RestoPros of San Antonio5.0★ (70)In San Antonio
Sacc Inc3.7★ (18)In San Antonio
Start 2 Finish PlumbingIn San Antonio
Very Good PlumbingIn San Antonio
Will Fix It4.6★ (8,700)In San Antonio

How much do plumbers cost in San Antonio?

National price ranges in USD, not adjusted for San Antonio. Each row names its basis and the month we checked it.

How much do plumbers cost in San Antonio?
JobLowTypicalHighBasisChecked
Water heater replacement$882$1,348$1,826Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026

How to check a plumber's license in Texas

In Texas, Texas State Board of Plumbing Examiners licenses Master, journeyman and tradesman plumber licenses; plumbing companies operate under a Responsible Master Plumber.

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked San Antonio plumbers

We scored 268 San Antonio plumbers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn San Antonio data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Plumbers in San Antonio: frequently asked questions

Who is the best plumber in San Antonio?

By CR Score, the highest-ranked plumber in San Antonio, TX is 1-Tom-Plumber with a CR Score of 94/100. It has 5.0★ from 1,321 Google reviews. It is open 24/7. Roto-Rooter Plumbing & Water Cleanup (#2) and Radiant Plumbing & Air Conditioning (#3) follow. We ranked 268 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in San Antonio?

ContractorsRanked ranks 268 plumbers serving San Antonio, TX. 40 of them are based in San Antonio; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in San Antonio are open 24/7?

95 ranked plumbers in San Antonio post 24/7 hours. The highest-ranked are 1-Tom-Plumber (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Radiant Plumbing & Air Conditioning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in San Antonio work on weekends?

174 of 268 ranked plumbers post Saturday hours and 114 post Sunday hours. The highest-ranked open Saturdays are 1-Tom-Plumber (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Radiant Plumbing & Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a plumber's license in Texas?

In Texas, Texas State Board of Plumbing Examiners handles licensing and covers Master, journeyman and tradesman plumber licenses; plumbing companies operate under a Responsible Master Plumber.

How much does water heater replacement cost in San Antonio?

Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for San Antonio. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do San Antonio plumbers have?

The median Google rating among 268 rated plumbers in San Antonio is 4.9★, with a median of 48 reviews. Jon Wayne Service Company has the most, 16,461 reviews, and ranks #22. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank plumbers?

Each plumber gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for San Antonio

  1. October 2026: CR Scores recalculated for 268 plumbers serving San Antonio.
  2. October 2026: 1 duplicate listing merged.

More plumbers and San Antonio pages

Other trades in San Antonio