Cost of living in Prosser, Washington

Prosser, Washington has about 6,305 people. That count is a 2020–2024 Census average, not a headcount from one day.

A typical home is worth about $314,000.

HUD's fair-market rent for a 2-bedroom in Benton County is $1,487 a month. That is the county number, not an apartment listing in Prosser. It runs from October 2026 through September 2027.

In the Kennewick-Richland, WA metro area, prices sit at 100.1 when the U.S. average is 100. That is a 2024 BEA index.

Washington does not tax wages. A typical combined sales tax is 9.5% as of January 1, 2026. That mix is statewide, not Prosser's exact store tax.

In July 2026, a typical Washington home paid 14.71¢ per kilowatt-hour. That is a state average from EIA, not Prosser's bill.

For the week of October 12, 2026, EIA's all-grades gasoline price in Washington was $5.478 a gallon. At 12,000 miles a year and 25 mpg, the index counts that as $2,629.44 a year. Those miles are our standard, not a Census figure, and every town in Washington shares this price.

Among 355 places we list in Washington with a rent figure, 329 have higher typical rent than Prosser.