Benton County, formed in the year 1905, was named after Missouri Senator Thomas Hart Benton. It encloses 1,760 sq mi of area. It is located in the south-central portion of the State of Washington. More than 0.14 million people live over here and 52K households and 38K families reside here in this county. Prosser is the county seat and Kennewick is the largest city.

The unique co-habitation of assorted races including white, Native American, Asian, black or African American, Hispanic or Latino, Pacific Islander, and others brilliantly depicts census portrait of the county.

Ancestral records and lineal details can be finally achieved easily from the Benton County records site of Washington State. The vast data repository thus comprehends adequate information on vital aspects like birth, marital status, death, census details and divorce verdicts in addition to public statistics concerning property deeds, probate details, lawsuit records, military service and warlike deeds, adoption index, immigration and naturalization reports and plenty of added specifics.