Six trusted local crews, ranked on reviews, longevity, and who actually picks up the phone.
A busted water heater or a backed-up sewer line doesn't wait for business hours. When you need a plumber in Gilroy, you want someone who knows the area, answers the phone, and doesn't pad the bill.
We checked Google Maps, Yelp, BBB records, and talked to neighbors on local Facebook and Nextdoor groups to put together this list of Gilroy's most trusted plumbers. Every business below is operating right now, has a working phone, and has a track record we could verify.
1. Fantastic Rooter Plumbing
Known for: Family-owned and Gilroy-based on La Corte Lane since 2007.
Hundreds of five-star reviews across Yelp, HomeAdvisor, and Google, with customers calling out two things over and over: they show up when they say they will, and they tell you the truth about what needs fixing.
Services cover drain cleaning, sewer work, repipes, tankless water heaters, and water quality across Santa Clara County.
Hours: Mon-Fri 8 AM to 6 PM, Sat 9 AM to 5 PM.
10625 La Corte Ln, Gilroy, CA 95020
2. Ernie's Plumbing & Repair
Known for: Family-owned on Railroad Street in Gilroy since 1993, over 30 years local.
Residential, commercial, and industrial plumbing plus high-pressure jetting, leak detection, and water heater service.
Reviewers call them fast, fair on pricing, and friendly. When a plumber stays in the same small town for three decades and still gets recommended, that tells you something.
Hours: Mon-Fri 7 AM to 3 PM.
7411 Railroad St, Gilroy, CA 95020
3. Aaron's Plumbing & Rooter
Known for: 24/7 Gilroy plumber with 24+ years of experience.
Named the number-one plumber in the US by Plumbers Success International five years running. It's an industry peer award, not a pay-to-play badge.
Available around the clock, which matters when a pipe bursts at midnight, and their Gilroy address means they aren't driving an hour to get to your house.
Services: drain cleaning, sewer repair, water heater installation, pipe replacement, and fixture repairs for residential and commercial customers.
2 Monte Vista Way, Gilroy, CA 95020
4. Castle Plumbing
Known for: BBB A+ for over 20 years, with Gus getting repeat name-checks in reviews.
Reviewers mention Gus by name. He fits you into his schedule, shows up with the right parts, and gets the job done without drama.
Clean trucks, uniformed crew, straightforward pricing. They specialize in water heater services and handle emergency calls throughout the South Bay including Gilroy.
Hours: Mon-Fri 8 AM to 5 PM.
2012 Junewood Ave, San Jose, CA 95132 (serves Gilroy)
5. Dyer Demand Plumbing
Known for: Owner-operated. Jeremy Dyer answers the phone himself.
Licensed C-36 team serving all of Santa Clara County from Gilroy to Palo Alto, fully insured up to $2 million.
Over 1,000 completed jobs across South County with a five-star rating and same-day service. When the owner is the one showing up at your house, accountability is built in.
Hours: 24/7/365.
Service area based in Santa Clara County, covers Gilroy
6. Lujan's Plumbing & Rooter
Known for: Newer shop (established 2023) with 18+ years of crew experience, running 24/7 out of Gilroy.
Serves the South Bay from their Gilroy location on Las Animas Avenue.
Reviewers call them dependable, thorough, honest, and reasonably priced.
If you want a local crew building its name on word-of-mouth, Lujan's is worth a call.
123 W Las Animas Ave, Gilroy, CA 95020
How we chose
We cross-referenced Google Maps reviews, Yelp, BBB accreditation records, and neighbor recommendations from local Facebook and Nextdoor groups. Every business on the list is currently operating with a working phone number and a public address or service area. Each phone and website got a working-link check before we published.
Ranking is editorial. Pick one based on what fits your job, not just the number at the top.
More South Valley guides
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