A licensed plumber in San Francisco can catch a slow leak or failing water heater before it turns into water damage that costs far more than the repair.
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In San Francisco, a plumber job driven by scope, pipe material, and how deep the problem sits generally runs $200–$6,000. This is a general range — always get itemized written quotes.
San Francisco is home to about 873,965 people. The open map data from the Overture Maps Foundation lists 219 independent plumbing businesses within 15 miles of San Francisco (release 2026-09-23.1). Before a business shows up in your Sirfus results, we check it is real, still operating and reachable.
Small repairs like a faucet or running toilet are often a few hundred dollars, while repipes, sewer work, or water-heater replacement run much higher. Costs vary, so ask for a flat quote before work begins.
Minor fixes like a washer or aerator are DIY-friendly, but anything touching gas lines, main drains, or your water heater should go to a licensed plumber for safety and code compliance.
A silent toilet flapper leak or an underground supply-line leak is the usual culprit and can waste hundreds of gallons a day. A plumber can run a meter test to pinpoint it — repair costs vary with the source.