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Best plumbers in Walnut Creek, CA

The highest-scoring plumber in and near Walnut Creek is Albert Nahman Plumbing, Heating, and Cooling (score 74, 4.7 stars from 3,388 Google reviews). 4 companies meet the 5 Star standard within 25 km.

Last updated Sep 25, 2026How we rank
  1. 1

    Albert Nahman Plumbing, Heating, and Cooling

    4.7 · 3,388 Google reviewsBerkeley, CA
    74SCORE
    (510) 408-7879 WebsiteFull profile
  2. 2
    71SCORE
    (510) 355-5534 WebsiteFull profile
  3. 3

    Big Brothers Plumbing Inc

    5.0 · 153 Google reviewsAlameda, CA
    61SCORE
    (510) 269-0299 WebsiteFull profile
  4. 4

    Pacific Plumbing Systems

    5.0 · 63 Google reviewsSan Leandro, CA
    61SCORE
    (510) 567-9501 WebsiteFull profile

We list only companies that clear our published bar, so this area is still filling in. As more plumbers near Walnut Creek qualify, they'll appear here automatically.

Compare the top 4

Top plumbers in Walnut Creek by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Albert Nahman Plumbing, Heating, and Cooling744.73,388–Berkeley
2JD Plumbing & Water Heater Installation715.096–
3Big Brothers Plumbing Inc615.0153–Alameda
4Pacific Plumbing Systems615.063–San Leandro

Plumbers in Walnut Creek: quick answers

Who is the highest-rated plumber in Walnut Creek, CA?

Albert Nahman Plumbing, Heating, and Cooling has the highest 5 Star Score among plumbers in and near Walnut Creek: 74 out of 100, with a 4.7 star Google rating from 3,388 reviews.

How many 5 Star plumbers serve Walnut Creek?

4 plumbers meet our standard within 25 km of Walnut Creek: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 4 have 3,700 Google reviews between them, averaging 4.92 stars.

How are these plumbers ranked?

By 5 Star Score: rating quality adjusted for review count (45 points), review volume (25), review recency (15), years in business (10) and license verification (5). Businesses cannot pay to change their score.

Plumbers near Walnut Creek

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Ratings and review counts come from each company's public Google listing and are re-checked monthly. 5 Star Home Service Pros is independent; companies cannot pay for placement.