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Drain Doctor Plumbing & Rooter ServicesPlumber in Walnut, CA

Drain Doctor Plumbing & Rooter Services is a plumber at 3820 Valley Blvd O, Walnut, CA 91789, ranked #39 of 1,424 plumbers in Walnut and rated 4.9 from 532 Google reviews. Open Monday to Saturday.

Walnut, CAUpdated 0 paid placements in any rankingHow we rank

Call (626) 508-7220Website ↗

Key facts

Key facts about Drain Doctor Plumbing & Rooter Services
Address3820 Valley Blvd O, Walnut, CA 91789Get directions
Phone(626) 508-7220
Websitethedraindoctorcovina.com
HoursMonday to Friday: 8 AM – 5 PM; Saturday: 8 AM – 12 PM
Google rating4.9 from 532 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Plumbingmain tradeGoogle main category
  • HVACadditional Google category
  • Bathroom Remodeladditional Google category
  • Water Damage Restorationadditional Google category

Service area

Serves Walnut and 11 towns within 25 miles: Diamond Bar, Pomona, Charter Oak, San Dimas, Chino Hills, La Verne, Covina, South San Jose Hills, Citrus, Rowland Heights and Claremont.

Based in Walnut, CAView on map

Opening hours

Opening hours for Drain Doctor Plumbing & Rooter Services
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday8 AM – 12 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical plumbing prices

Typical plumbing prices
JobLowTypicalHigh
Water heater replacementPer unit, installed (unit plus labor); typical range of customer-reported jobs. US national range$882$1,348$1,826

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby plumbers

Drain Doctor Plumbing & Rooter Services compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Drain Doctor Plumbing & Rooter Services (this business)—614.9 (532)—YesNo
A-1 Total Service Plumbing#37614.9 (661)—YesYes11.2 mi
Redhead Rooter Plumbing Drain Cleaning & Hydrojetting#38615.0 (302)—YesYes9.3 mi
Orange Coast Plumbing#40614.9 (454)—YesYes14.8 mi

See all 1424 ranked plumbers in Walnut

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 532 Google reviews

Hired Drain Doctor Plumbing & Rooter Services? Write a review

Questions about Drain Doctor Plumbing & Rooter Services

How is Drain Doctor Plumbing & Rooter Services ranked in Walnut?

Drain Doctor Plumbing & Rooter Services is ranked #39 of 1,424 plumbers in Walnut by CR Score, with 61 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Drain Doctor Plumbing & Rooter Services’ hours?

Drain Doctor Plumbing & Rooter Services is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 8 AM – 12 PM. On Saturdays it is open 8 AM to 12 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Drain Doctor Plumbing & Rooter Services serve?

Serves Walnut and 11 towns within 25 miles: Diamond Bar, Pomona, Charter Oak, San Dimas, Chino Hills, La Verne, Covina, South San Jose Hills, Citrus, Rowland Heights and Claremont. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

What do Google reviews say about Drain Doctor Plumbing & Rooter Services?

Drain Doctor Plumbing & Rooter Services has a rating of 4.9 from 532 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Drain Doctor Plumbing & Rooter Services?

Call Drain Doctor Plumbing & Rooter Services on (626) 508-7220. The business is at 3820 Valley Blvd O, Walnut, CA 91789. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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