Franklin County property record offices

Assessor, Treasurer and Auditor offices for Franklin County, Washington, with a link to each office's official website or records search.

Franklin County Assessor

Assessor property search

Phone: (509) 545-3506

Franklin County Treasurer

Treasurer property search

Phone: (509) 545-3518

Franklin County Auditor

Auditor property search

Phone: (509) 545-3536

Franklin County 2026 loan limits

1 unit: conforming $832,750, FHA $541,287

2 units: conforming $1,066,250, FHA $693,050

3 units: conforming $1,288,800, FHA $837,700

4 units: conforming $1,601,750, FHA $1,041,125

Metro area: KENNEWICK-RICHLAND, WA. Median price: $425,000

Washington statewide resources

Washington statewide GIS Washington taxation