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Benton County Genealogy Research

Property Research

You can find property information for Benton 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 Benton 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

City of Richland

NW MAP-1 912.7975 BENTON 196-?

 

Map of Benton County, 1932

WA MAP-4 388 H531 map b 1937

 

Maps of Benton/Franklin Counties in Historical Prospective

R 912.7975 MAPS OF 1989?

 

Metsker's Atlas of Benton County, Washington

RR OVERSIZ 912.797 BENTON 1934

 

Metsker's Atlas of Benton County, Washington

RR FOLIO 912.797 BENTON 1943

 

Metsker's Atlas of Benton County, Washington

RR FOLIO 912.797 BENTON 1960

 

Metsker's Atlas of Benton County, State of Washington

R FOLIO 912.797 BENTON 1976

 

Metsker's Map of Benton County, Washington

NW MAP-1 912.7975 BENTON

194-? through 1991?.

 

Plat of Benton Co., Washington: Compiled from Official Records and Private Surveys, 1917

RARE MAP-1 912.7975 BENTON 1917

 

Tri-Cities, Benton Co. and Franklin Co. 2005

R OVERSIZ 912.7975 PHOENIX 2005d