San Mateo County property record offices

Assessor, Recorder, Treasurer and GIS / Mapping offices for San Mateo County, California, with a link to each office's official website or records search.

San Mateo County Assessor

Assessor property search

Phone: (650) 363-4500

San Mateo County Recorder

Recorder property search

Phone: (650) 363-4500

San Mateo County Treasurer

Treasurer property search

Phone: (866) 220-0308

San Mateo County GIS / Mapping

GIS / Mapping property search

San Mateo County 2026 loan limits

1 unit: conforming $1,249,125, FHA $1,249,125

2 units: conforming $1,599,375, FHA $1,599,375

3 units: conforming $1,933,200, FHA $1,933,200

4 units: conforming $2,402,625, FHA $2,402,625

Metro area: SAN FRANCISCO-OAKLAND-FREMONT, CA. Median price: $1,750,000

California statewide resources

California statewide GIS California taxation