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10 Best Plumbers in Castro Valley, CA

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Last Updated: February 25, 2025

Unaddressed plumbing issues can result in severe and costly damage, but fixing burst pipes, leaks, or clogs on your own isn't a simple task, either. Consult with professional plumbers for any plumbing emergency, from small leaks to more serious problems.

Discover the top plumbers in Castro Valley below, and learn more about how to pick the most qualified plumbing company for your home.

Top 10 Best Plumbers in Castro Valley

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Plumbing Solutions

Plumbing Solutions Logo

Our Rating

User Rating

2787 Broadmoor Ave, Concord, CA 94520 (925) 250-4102 plumbingsolved.com

Timely service

Free quotes

Great customer service

Educates customers

Transparent pricing

Services Offered

Remodeling
Backflow testing
Gas pipes
Sewers
Inspections
Water treatment
Camera inspections
Sump pump
Garbage disposal
Water heater
Repiping
Residential plumbing
Fixtures
Drains
Emergency calls
Leak repair
Trenchless
Toilets

Express Plumbing & Sewer Services

Express Plumbing & Sewer Services Logo

Our Rating

User Rating

307 N Amphlett Blvd, San Mateo, CA 94401 (800) 246-6425 expressplumbing.com

Great customer service

Transparent pricing

Timely service

Free quotes

Educates customers

Services Offered

Remodeling
Sewers
Repiping
Garbage disposal
Residential plumbing
Emergency calls
Sump pump
Water heater
Inspections
Fixtures
Septic tank
Water treatment
Trenchless
Drains
Gas pipes
Toilets
Camera inspections

Roto-Rooter Plumbing & Water Cleanup

Roto-Rooter Plumbing & Water Cleanup Logo

Our Rating

User Rating

3500 Clayton Rd Ste 113, Concord, CA 94519 (925) 750-6155 rotorooter.com

Free quotes

Educates customers

Transparent pricing

Timely service

Great customer service

Services Offered

Water heater
Sewers
Gas pipes
Camera inspections
Sump pump
Toilets
Backflow testing
Water treatment
Garbage disposal
Fixtures
Inspections
Leak repair
Residential plumbing
Drains
Trenchless
Septic tank
Emergency calls

Benjamin Franklin Plumbing

Benjamin Franklin Plumbing Logo

Our Rating

User Rating

818 Charcot Ave, San Jose, CA 95131 (408) 501-6001 benjaminfranklinplumbing.com

Educates customers

Transparent pricing

Great customer service

Timely service

Free quotes

Services Offered

Sewers
Water treatment
Emergency calls
Trenchless
Repiping
Toilets
Drains
Remodeling
Pool and spa
Gas pipes
Leak repair
Garbage disposal
Inspections
Water heater
Residential plumbing
Sump pump

Big Blue Plumbing

Big Blue Plumbing Logo

Our Rating

User Rating

768 Stewart Ct, Alameda, CA 94501 (510) 939-7870 bigblueplumbingservice.com

Timely service

Great customer service

Transparent pricing

Educates customers

Services Offered

Gas pipes
Repiping
Sewers
Leak repair
Garbage disposal
Water heater
Trenchless
Camera inspections
Emergency calls
Sump pump
Toilets
Fixtures
Drains
Inspections
Residential plumbing

Magic Plumbing Heating & Cooling

Magic Plumbing Heating & Cooling Logo

Our Rating

User Rating

1455 Bancroft Ave, San Francisco, CA 94124 (415) 446-1776 magicplumbing.com

Timely service

Free quotes

Great customer service

Educates customers

Transparent pricing

Services Offered

Sewers
Drains
Water heater
Camera inspections
Gas pipes
Leak repair
Toilets
Emergency calls
Remodeling
Residential plumbing
Repiping
Trenchless
Water treatment
Sump pump
Inspections

Rooter Hero Plumbing & Air of Martinez

Rooter Hero Plumbing & Air of Martinez Logo

Our Rating

User Rating

2368 Pacheco Blvd, Mountain View, CA 94553 (510) 768-7140 rooterhero.com

Transparent pricing

Educates customers

Free quotes

Great customer service

Services Offered

Emergency calls
Drains
Leak repair
Camera inspections
Sewers
Water treatment
Residential plumbing
Garbage disposal
Repiping
Inspections
Toilets
Trenchless
Water heater
Fixtures

Plumbing The Bay

Plumbing The Bay Logo

Our Rating

User Rating

2610 Barrington Ct, Hayward, CA 94545 (510) 470-7703 plumbingthebay.com

Free quotes

Educates customers

Great customer service

Transparent pricing

Services Offered

Camera inspections
Water heater
Drains
Sump pump
Gas pipes
Water treatment
Residential plumbing
Repiping
Emergency calls
Garbage disposal
Toilets
Sewers
Inspections

24/7 Rooter & Plumbing

24/7 Rooter & Plumbing Logo

Our Rating

User Rating

1070 Quesada Ave, San Francisco, CA 94124 (415) 586-6851 24-7rooter.com

Free quotes

Educates customers

Great customer service

Transparent pricing

Services Offered

Drains
Sump pump
Repiping
Water heater
Septic tank
Backflow testing
Water treatment
Sewers
Inspections
Gas pipes
Trenchless
Emergency calls
Residential plumbing
Toilets

Capelli Plumbing

Capelli Plumbing Logo

Our Rating

User Rating

544 Lewelling Blvd, San Leandro, CA 94579 (510) 969-4358 capelliplumbing.com

Great customer service

Free quotes

Transparent pricing

Educates customers

Services Offered

Garbage disposal
Gas pipes
Water heater
Trenchless
Repiping
Septic tank
Sewers
Leak repair
Drains
Toilets
Fixtures
Emergency calls
Residential plumbing
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on plumbers to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

What Services Do Castro Valley Plumbing Companies Offer?

Leak Repair

Unaddressed plumbing leaks will increase your water bills and could harm the area around the pipes. Plumbers can determine the precise source of the leak and repair it to prevent future problems.

Clog Repair

Obstructed drains and pipes may result in flooding, backflow, and water damage. Castro Valley plumbers have the proper equipment to clear blockages. They'll also give you recommendations on avoiding future problems.

Pipe Replacement

Pipes can become damaged or wear out with age. If a pipe bursts, shows signs of wear, or leaks, a professional plumber can replace it.

Fixture Installation

Fixtures don't last forever, and they'll start to break down over time. You may also want new fixtures as part of a home or room remodel. No matter your motivation, professional plumbers can install new showers, bathtubs, sinks, and toilets with ease and ease.

Gas Repair

Select plumbers can identify and repair gas leaks from ovens, radiators. If you smell a gas leak, exit the house without delay and call your utility company without delay.

Annual Inspections

Plumbing faces daily wear and tear, so it's essential to have yearly inspections from a Castro Valley plumbing company. By spotting plumbing problems before they escalate, you'll minimize the cost of maintenance and repairs.

Emergency Services

Backfilling toilets and burst pipes never wait for a convenient time, so many plumbers offer emergency services. Emergency repairs will be pricier than scheduled ones, but they're sometimes necessary to avoid serious damage.

Cost of Plumbing Services in Castro Valley

Plumbing repair costs in Castro Valley usually range from $125 to $417. Generally, the services you need and the extent the problem will affect your final quote. Emergency services have extra fees. This table contains average plumbing repair pricing for common issues in Castro Valley.

ProjectEstimated Cost
Clog and drain clearing$85 - $427
Leak repair$128 - $384
Burst pipe repair$885 - $3,541
Faucet installation$139 - $556
Toilet installation$294 - $785
Pipe rerouting$649 - $1,390
Main water line repair$450 - $3,599
Water heater repair$133 - $664
Water heater installation$785 - $1,962
Water softener installation$202 - $505

Check Licensing and Insurance

The California Contractors State License Board issues state C-36 licenses to Castro Valley plumbers. Business owners must meet all experience and exam requirements. Also, make sure your plumber is properly insured and bonded in case of any accidents or damage during the job.

Check Union Status

Plumbers who are part of state or national trade unions typically charge more for labor. However, many Castro Valley homeowners prefer them because the union enforces strong vetting and training standards.

Assess Their Experience

Plumbers with extensive local experience will be more familiar with Castro Valley's most common plumbing conundrums. By choosing a small plumbing company, you could get issues addressed faster.

Read Customer Reviews

Customer feedback on Google Reviews and the Better Business Bureau (BBB) website will help you determine how companies handle complaints, as well as the quality of each team's workmanship and customer service.

Compare Multiple Quotes

Seek out multiple estimates for your project to determine the local market rates. Steer clear of companies that charge too high or too low for their services. If a quote seems "too good to be true," it probably is.

Ask About Warranties and Guarantees

Most Castro Valley plumbers back their work quality with satisfaction guarantees. If the issue returns within a given time period, you could have corrective work done for reduced or no cost. Recently installed fixtures and appliances like water heaters and toilets might also carry manufacturer warranties.

Frequently Asked Questions About Plumbing in Castro Valley, CA

Plumbers can fix these common problems:

  • Clogged drains
  • Lack of hot water
  • Low water pressure
  • Leaks and water damage
  • Running toilets
  • Septic and sewer line issues

Plumbers may only accept tips if their employer permits them to You have the option to tip them for exceptional service, but you're not obligated to do so.

Some Castro Valley homeowners do fix running toilets and unclog drains themselves. However, even if you decide to DIY, you should still have a professional plumber ready to call in case the issue happens again or you can't identify the cause. An improper "fix" can cause significant damage.

Most Castro Valley plumbers offer phone and online scheduling. If you're facing a plumbing emergency, we recommend calling the company directly.

Plumbers can repair water heaters within the terms of their license. If your water heater is leaking, makes unusual noises, doesn't properly heat your water, or is more than 8–12 years old, schedule an inspection with your plumber. Water heater components can be dangerous, so we strongly recommend leaving repairs to the experts.

Other Castro Valley, CA Home Services