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Franklin County Genealogy Research

Property Research

You can find property information for Franklin County in several key places. The three primary sources are the County Assessor’s Office, the County Auditor’s Office, and the Central Regional Branch of the Washington State Archives. For the most up-to-date information, the county offices are your best bet. However, for historical records, you’ll likely need to visit the state archives branch, as older documents may have been transferred there.

Additionally, if you’re researching where your ancestors lived in Franklin County, you might also want to consult telephone directories, city directories, topographical maps, and local newspapers. These resources can provide valuable context and details about past residents and their properties.

Maps

Maps of Benton/Franklin Counties in Historical Perspective

R 912.7975 MAPS OF 1989?

 

Metsker's Atlas of Franklin County, Washington

RR FOLIO 912.797 FRANKLI 1934

 

Metsker's Atlas of Franklin County, Washington

RR FOLIO 912.797 FRANKLI 1963

 

Metsker's County Atlas: [Franklin County, Washington]

RR FOLIO 912.797 FRANKLI 197-?

 

Metsker's Map of Franklin County, State of Washington

NW MAP-1 912.7973 FRANKLI

195-? through 1991?.