Skip to content
ContractorsRanked

Costello's PlumbingPlumber in San Leandro, CA

Costello's Plumbing is a plumber at 3826 Anza Way, San Leandro, CA 94578, rated 4.8 from 39 Google reviews. Open Monday to Saturday.

San Leandro, CA0 paid placements in any rankingHow we rank

Call (510) 415-0725Website ↗

Key facts

Key facts about Costello's Plumbing
Address3826 Anza Way, San Leandro, CA 94578Get directions
Phone(510) 415-0725
Websitecostellosplumbing.com
HoursMonday to Friday: 7 AM – 9 PM; Saturday: 9 AM – 4 PM
Google rating4.8 from 39 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Plumbingmain tradeGoogle main category

Service area

Serves San Leandro and 11 towns within 25 miles: San Lorenzo, Ashland, Cherryland, Castro Valley, Hayward, Fairview, Alameda, Moraga, Union City, Piedmont and Oakland.

Based in San Leandro, CAView on map

Opening hours

Opening hours for Costello's Plumbing
DayHours
Monday7 AM – 9 PMevening
Tuesday7 AM – 9 PMevening
Wednesday7 AM – 9 PMevening
Thursday7 AM – 9 PMevening
Friday7 AM – 9 PMevening
Saturday9 AM – 4 PM
SundayClosed
  • Open evenings (after 6 PM)
  • 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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 39 Google reviews

Hired Costello's Plumbing? Write a review

Questions about Costello's Plumbing

What are Costello's Plumbing’s hours?

Costello's Plumbing is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 9 PM; Saturday, 9 AM – 4 PM. On Saturdays it is open 9 AM to 4 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Costello's Plumbing serve?

Serves San Leandro and 11 towns within 25 miles: San Lorenzo, Ashland, Cherryland, Castro Valley, Hayward, Fairview, Alameda, Moraga, Union City, Piedmont and Oakland. 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 Costello's Plumbing?

Costello's Plumbing has a rating of 4.8 from 39 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 Costello's Plumbing?

Call Costello's Plumbing on (510) 415-0725. The business is at 3826 Anza Way, San Leandro, CA 94578. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own Costello's Plumbing? Claim this profile.

Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

Claim this profile