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1,017 ranked · updated November 8, 2026

Best plumbers in Houston

Ranked on Google rating, review volume, 24/7 availability and profile. Filter, then tap to call.

1,017 plumbersHow the score works
⚡Coming next: the answer test. A 24-hour listing isn't proof that anyone picks up. We're adding one after-hours test call per plumber, and the result will count toward the score.

Plumbers by area

How the score works

FACTORPOINTSWHAT WE CHECK
Google rating40Star rating, adjusted for how many reviews it rests on. A 5.0 from 6 reviews counts less than a 4.9 from 900.
Review volume25Number of Google reviews on a log scale, so 1,000 isn't worth ten times 100.
Availability2015 if the listing shows open 24 hours every day, 5 if it shows weekend hours.
Profile155 each for a website, a claimed Google profile and at least 20 photos.

Questions

Who is the best-rated plumber in Houston?

On our November 8, 2026 ranking the top three are A1 Plus Electrical, Plumbing and Air Conditioning Repair, The Katy Plumbing Company Heating & Air and 24/7 Plumbing Co., LP, each rated 4.9+ stars across 2,000+ Google reviews.

Which Houston plumbers are open 24 hours?

334 of the 1,017 plumbers we ranked list 24-hour hours every day on Google. See the 24/7 list. A 24-hour listing doesn't always mean someone answers at night; we're adding a call test to check.

How do you rank plumbers?

Google rating (40 points, adjusted for review count), review volume (25), availability (20) and profile completeness (15). Full details on how we rank.

Can a plumber pay to rank higher?

No. Rank comes only from the published factors. Claiming a listing is free and doesn't add points.

How often is the list updated?

The data was collected November 8, 2026. We refresh it monthly and show the date on every page.