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Emergency Plumbers in South San Francisco, CA (2026)

Top 50 of 592 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in South San Francisco: Discount Plumbing Rooter Services, open 24/7.

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

Top emergency plumbers in South San Francisco at a glance

Top emergency plumbers in South San Francisco at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Discount Plumbing Rooter Services674.9★ (2,670)Daly City, 4 mi away24/7
2SplashFix Plumbing655.0★ (375)South San Francisco24/7
3Roto-Rooter654.9★ (407)Daly City, 2 mi away24/7
4Works Plumbing Repair & Drain Cleaning644.8★ (631)Pacifica, 5 mi away24/7
524/7 Rooter & Plumbing644.7★ (848)San Francisco, 5 mi away24/7
6Discount Plumbing San Francisco645.0★ (465)San Francisco, 7 mi away24/7
7Mr. Rooter Plumbing of The Oakland-Berkeley Area644.9★ (1,283)Oakland, 13 mi away24/7
8Advanced Plumbing & Drain644.9★ (666)San Francisco, 10 mi away24/7
9Handy Plumbing Man, LLC644.9★ (1,314)San Carlos, 14 mi away24/7
10Roto-Rooter644.9★ (391)San Francisco, 6 mi away24/7

Call an emergency plumber in South San Francisco now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency plumbers in South San Francisco, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 592 is on the plumbers page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 SplashFix Plumbing

    Based in South San Francisco

    65/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 375 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 375 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    387 Newman Dr, South San Francisco, CA 94080
    View profile for SplashFix Plumbing(415) 223-5389

  3. #3 Roto-Rooter

    Based in Daly City, 2 mi away

    65/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 407 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 407 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3840 Bayshore Blvd, Brisbane, CA 94005
    View profile for Roto-Rooter(415) 480-7073

  10. #10 Roto-Rooter

    Based in San Francisco, 6 mi away

    64/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 391 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 391 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    60 29th St #428, San Francisco, CA 94110
    View profile for Roto-Rooter(415) 964-3302

  12. #12 Genteel Plumbers

    Based in San Francisco, 5 mi away

    63/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 345 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 345 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1181 Revere Ave, San Francisco, CA 94124
    View profile for Genteel Plumbers(833) 436-8335

  14. #14 Bell Plumbing

    Based in San Carlos, 13 mi away

    63/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 658 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 658 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    611 Industrial Rd #8, San Carlos, CA 94070
    View profile for Bell Plumbing(650) 525-2273

  18. #18 Bayshore Plumbers

    Based in Redwood City, 16 mi away

    62/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 880 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 880 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3158 Rolison Rd, Redwood City, CA 94063
    View profile for Bayshore Plumbers(650) 523-7970

  19. #19 O'Grady Plumbing

    Based in San Francisco, 6 mi away

    62/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 173 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 173 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1610 Evans Ave, San Francisco, CA 94124
    View profile for O'Grady Plumbing(415) 985-0155

  20. #20 Big Blue Plumbing

    Based in Alameda, 11 mi away

    62/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 575 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 575 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    768 Stewart Ct, Alameda, CA 94501
    View profile for Big Blue Plumbing(510) 939-7870

  21. #21 Heise's Plumbing

    Based in San Francisco, 5 mi away

    62/100CR Score

    Ranked #21 because of its Google rating and review volume: 4.9★ from 1,454 Google reviews.

    • 4.9★ from 1,454 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    260 Ocean Ave, San Francisco, CA 94112
    View profile for Heise's Plumbing(415) 333-0704

  22. #22 JK Plumbing

    Based in Burlingame, 5 mi away

    62/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 110 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 110 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1008 Edwards Rd, Burlingame, CA 94010
    View profile for JK Plumbing(415) 359-4588

Top 50 of 592 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in South San Francisco, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Plumbing Care Inc614.9★ (1,948)25 mi
27Roto-Rooter Plumbing & Water Cleanup615.0★ (191)12 mi
28Water Heaters Only, Inc615.0★ (402)17 mi
29Cabrillo Plumbing, Heating & Air614.9★ (966)6 mi
30Works Plumbing Repair & Drain Cleaning614.8★ (106)6 mi
31Plumbing & Rooter Service614.9★ (61)4 mi
32Hydro Plumbing & Rooter615.0★ (67)6 mi
33Precision Flow Plumbing614.8★ (68)5 mi
34Big Brothers Plumbing Inc615.0★ (150)12 mi
35ASAP Plumbing Pros615.0★ (251)16 mi
36Shoreway Plumbing, Inc.614.9★ (253)15 mi
37Roto-Rooter Plumbing & Water Cleanup614.8★ (2,560)13 mi
38Trinity Liquid Waste Services614.9★ (62)6 mi
39Pipe Spy, Inc.614.9★ (182)13 mi
40X-Ray Plumbing And Drain605.0★ (33)4 mi
41Isackson Plumbing605.0★ (74)9 mi
42Albert Nahman Plumbing, Heating, and Cooling604.7★ (3,311)15 mi
43Roto-Rooter Plumbing & Water Cleanup604.8★ (947)9 mi
44Roto-Rooter Plumbing & Water Cleanup604.8★ (229)16 mi
45Pros Plumber San Francisco605.0★ (32)5 mi
46Economy Plumbing605.0★ (24)4 mi
47AS PLUS PLUMBING CORP605.0★ (29)5 mi
48Works Plumbing Repair & Drain Cleaning604.6★ (99)9 mi
49All Pro Plumbing and Rooter604.6★ (93)10 mi
50Big Smile Plumbing605.0★ (91)14 mi

How we ranked emergency plumbers in South San Francisco

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency plumbers in South San Francisco: questions

Which plumbers in South San Francisco are open 24/7?

25 on this list post 24/7 hours, including Discount Plumbing Rooter Services, SplashFix Plumbing, Roto-Rooter, Works Plumbing Repair & Drain Cleaning and 24/7 Rooter & Plumbing.

Who is ranked #1 for emergency plumbing in South San Francisco, CA?

Discount Plumbing Rooter Services is #1, with a CR Score of 67 out of 100 on emergency weights.

How are emergency plumbers in South San Francisco ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for South San Francisco

  1. October 2026: CR Scores recalculated for 592 plumbers serving South San Francisco.
  2. October 2026: 7 duplicate listings merged.

More emergency and plumbing pages