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ContractorsRanked

Best Plumbers in Thermalito, CA (2026)

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

The short answer

  1. 1

    Best overall in Thermalito: Earl's Performance Plumbing, CR Score 63/100; 4.8★ from 4,610 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Water Heater Specialists, posts 24/7 hours; ranked #2 of 61.

  3. 10

    Most-reviewed: Able Plumbing, 989 Google reviews at 4.9★, the most of 61 ranked after Earl's Performance Plumbing; ranked #10.

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

61 Thermalito plumbers are ranked here by CR Score, from ten published factors. 19 are open 24/7, 39 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 4.9★ across 61 rated businesses.

Most of this list also appears on the Plumbers in Paradise ranking. See Plumbers in Paradise

Top 10 plumbers in Thermalito at a glance

Top 10 plumbers in Thermalito at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Earl's Performance Plumbing634.8★ (4,610)Chico, 19 mi away24/7Overall
2Water Heater Specialists625.0★ (174)South Oroville, 5 mi away24/7Emergencies
3Accurate Plumbing604.9★ (363)Chico, 17 mi away24/7—
4Urban Design594.9★ (226)Paradise, 17 mi away24/7—
5Roto-Rooter Plumbing & Drain594.4★ (68)Oroville, 2 mi away24/7—
6Mr. Rooter Plumbing of Northern California584.9★ (151)Chico, 19 mi away24/7—
7Brian's Plumbing574.9★ (56)Chico, 15 mi away24/7—
8Attaboy Plumbing, Drains, & Water Heater Specialists574.5★ (763)Chico, 23 mi away24/7—
9Above All Plumbing and Drains565.0★ (29)Chico, 16 mi away24/7—
10Able Plumbing564.9★ (989)Chico, 18 mi away—Most reviews

The 61 best plumbers in Thermalito, ranked

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

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

  3. #3 Accurate Plumbing

    Based in Chico, 17 mi away

    60/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 363 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 363 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3125 Southgate Ln, Chico, CA 95928
    View profile for Accurate Plumbing(530) 894-1800

  4. #4 Urban Design

    Based in Paradise, 17 mi away

    59/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 226 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 226 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4742 Skyway, Paradise, CA 95969
    View profile for Urban Design(530) 345-0005

  10. #10 Able Plumbing

    Based in Chico, 18 mi away

    56/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 989 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 989 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    551 Country Dr Suite 150, Chico, CA 95928
    View profile for Able Plumbing(530) 899-9009

  12. #12 Covello Plumbing

    Based in Chico, 22 mi away

    56/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 57 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    55 Pauletah Pl, Chico, CA 95973
    View profile for Covello Plumbing(530) 249-7749

  16. #16 Bullseye Plumbing

    Based in Oroville, 3 mi away

    55/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Thu 8:30 AM–6 PM · Fri 8:30 AM–5 PM · Sat–Sun 9 AM–5 PM
    Address
    3331 Glen Ave, Oroville, CA 95966
    View profile for Bullseye Plumbing(530) 588-1005

  20. #20 Big D's Plumbing

    Based in Oroville, 4 mi away

    55/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 37 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 37 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    3778 Hildale Ave, Oroville, CA 95966
    View profile for Big D's Plumbing(530) 589-1099

  25. #25 Kents Plumbing

    Based in Oroville, 6 mi away

    53/100CR Score

    Ranked #25 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Plumber”.

    • 3.7★ from 3 Google reviews
    Hours
    Mon–Sun 9 AM–5 PM
    Address
    5198 Saddle Dr, Oroville, CA 95966
    View profile for Kents Plumbing(530) 589-5473

Plumbers ranked #26 to #42

#1 to #25 are shown in full above. Here are #26 to #42, in CR Score order; each links to its profile. We publish the top 42 of 61 ranked plumbers here; the rest are on their profiles.

plumbers in Thermalito, ranks 26 to 42
RankBusinessCR ScoreGoogle ratingDistance
26Plumbing Doctor534.8★ (15)23 mi
27Willows Plumbing534.7★ (9)23 mi
29Jerry Hegenbart Septic Tank525.0★ (24)19 mi
30Plum Crazy Plumbing525.0★ (7)24 mi
31Pipeline Plumbing Service and Repair525.0★ (5)24 mi
34Gridley Septic Tank Services524.7★ (6)13 mi
35Bob's Repair Services515.0★ (8)17 mi
38Cost U Less Plumbing & Rooter Inc.513.4★ (9)13 mi
41Randy's Plumbing505.0★ (9)21 mi
42Chico Emergency Plumbing & Drain505.0★ (9)21 mi

How much do plumbers cost in Thermalito?

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

How much do plumbers cost in Thermalito?
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 California

In California, Contractors State License Board (CSLB) licenses C-36 Plumbing contractor license.

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. 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 Thermalito plumbers

We scored 61 Thermalito plumbers on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Thermalito data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Plumbers in Thermalito: frequently asked questions

Who is the best plumber in Thermalito?

By CR Score, the highest-ranked plumber in Thermalito, CA is Earl's Performance Plumbing with a CR Score of 63/100. It has 4.8★ from 4,610 Google reviews. It is open 24/7. Water Heater Specialists (#2) and Accurate Plumbing (#3) follow. We ranked 61 plumbers on ten factors, last updated October 22, 2026.

Which plumbers in Thermalito are open 24/7?

19 ranked plumbers in Thermalito post 24/7 hours. The highest-ranked are Earl's Performance Plumbing (#1), Water Heater Specialists (#2) and Accurate Plumbing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Thermalito work on weekends?

39 of 61 ranked plumbers post Saturday hours and 26 post Sunday hours. The highest-ranked open Saturdays are Earl's Performance Plumbing (#1), Water Heater Specialists (#2) and Accurate Plumbing (#3). Posted hours are office hours; crews may book weekend jobs separately.

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

In California, Contractors State License Board (CSLB) handles licensing and covers C-36 Plumbing contractor license. Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does water heater replacement cost in Thermalito?

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 Thermalito. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Thermalito plumbers have?

The median Google rating among 61 rated plumbers in Thermalito is 4.9★, with a median of 13 reviews. Earl's Performance Plumbing has the most, 4,610 reviews, and ranks #1. 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 ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do plumbers outside Thermalito count in this ranking?

Yes, if they are within 25 mi of the Thermalito city center, our service radius for plumbers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Thermalito

  1. October 2026: CR Scores recalculated for 61 plumbers serving Thermalito.
  2. October 2026: 4 duplicate listings merged.

More plumbers and Thermalito pages

Other trades in Thermalito