Water damage repair and restoration in San Jose, CA
Most water damage calls in San Jose, CA come down to plumbing failures, roof leaks and storm water. San Jose has 343,058 homes with a median build year of 1975: 19% predate 1960 and 18% were built since 2000, so plumbing ranges from original copper and galvanized lines to newer PEX. Restoration companies in our network serve 54 San Jose ZIP codes in Santa Clara County.
Quick answer
For water, fire or smoke damage in San Jose, CA, shut off the water or power if it's safe, then call (833) 462-1975. We connect you with an independent restoration company that serves your ZIP; 54 San Jose ZIP codes are covered. Drying should start within 24 to 48 hours to prevent mold.
Census data
San Jose homes by the numbers
- Homes
- 343,058
- Median year built
- 1975
- Built before 1960
- 19%
- Owner-occupied
- 56%
Among the 213 California cities with pages on this site, San Jose ranks #3 by number of homes and has older housing than 54% of them (median build year 1975). Its share of pre-1960 homes (19%) is close to the 24% average for those cities.
Source: U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates (tables B25034, B25035, B25003); 997,368 residents per the 2024 population estimate.
Local risks
What causes water damage in San Jose
Mixed-age plumbing
San Jose's housing spans many decades, so leaks come from both ends: corroded original pipes in older homes and failed supply lines and appliances in newer ones.
Atmospheric rivers
Winter storms bring heavy rain, roof leaks and flooding.
Many neighborhoods, many causes
San Jose spans 54 ZIP codes, so the causes vary by neighborhood: older streets see more pipe and drain failures, newer subdivisions more appliance and supply-line leaks, and low-lying areas more storm water.
Seasonal risks, licensing and FEMA history across the state are on the California page.
Common calls
Most requested in San Jose
Disaster history in Santa Clara County
Since 2000, FEMA has included Santa Clara County in 5 major disaster declarations: 2 severe storms, 2 floods, 1 fire. The most recent was Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides in 2023 (DR-4699).
Source: OpenFEMA disaster declarations, retrieved October 5, 2026.
FAQ
San Jose water damage questions
Who do I call for water damage in San Jose?
For water, fire or smoke damage in San Jose, CA, shut off the water or power if it's safe, then call (833) 462-1975. We connect you with an independent restoration company that serves your ZIP; 54 San Jose ZIP codes are covered. Drying should start within 24 to 48 hours to prevent mold.
How old are homes in San Jose?
The median home in San Jose was built in 1975. About 19% of its 343,058 homes were built before 1960 and 18% in 2000 or later, according to the Census Bureau's American Community Survey. Older homes are more likely to have corroded pipes and drains; newer homes see more appliance and supply-line leaks.
Has Santa Clara County had federally declared disasters?
Yes. Since 2000, FEMA has included Santa Clara County in 5 major disaster declarations for storms, floods, fires and similar events, most recently Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides (2023). Federal assistance is only available for declared events; most water damage is handled through homeowners or flood insurance.
Do you cover all of San Jose?
Restoration companies in our network cover 54 San Jose ZIP codes. Coverage is set ZIP by ZIP, so enter yours in the ZIP checker or call to confirm a company serves your address.
ZIP codes covered in San Jose
95101, 95103, 95106, 95109, 95110, 95111, 95112, 95113, 95115, 95116, 95117, 95118, 95119, 95120, 95121, 95122, 95123, 95124, 95125, 95126, 95127, 95128, 95129, 95130, 95131, 95132, 95133, 95134, 95135, 95136, 95138, 95139, 95141, 95148, 95150, 95151, 95153, 95154, 95155, 95156, 95157, 95158, 95159, 95160, 95161, 95164, 95172, 95173, 95190, 95191, 95192, 95193, 95194, 95196
Local services in San Jose
Water damage help near San Jose
- Water damage restoration in Campbell, CA8 mi
- Water damage restoration in Los Gatos, CA9 mi
- Water damage restoration in Santa Clara, CA10 mi
- Water damage restoration in Milpitas, CA10 mi
- Water damage restoration in Sunnyvale, CA13 mi
- Water damage restoration in Cupertino, CA13 mi
- Water damage restoration in Fremont, CA15 mi
- Water damage restoration in Morgan Hill, CA15 mi
Also covered in Santa Clara County: Alviso · Coyote · Sunnyvale · Santa Clara · Gilroy · Mountain View · Milpitas · Palo Alto · Cupertino · Morgan Hill · Campbell · Los Gatos · Los Altos · Saratoga · Stanford · San Martin · Lexington Hills
Guides for San Jose homeowners
Water damage in San Jose?
Stop the source if you can, then call. We'll connect you with a local restoration company that serves your ZIP.
Fast callback on emergency requests