Top property values listed start at $500,000 and have been rounded to the nearest hundred figure. Property values are public record and can be found by visiting the county assessor's office.BENTON COUNTY5547 Astoria Road, West Richland, 3,316-square-foot single-family home on 2.5 acres. Price: $865,000. Buyer: Darin & Shelley Redinger. Seller:...