Cost of living in Sumas, Washington

Sumas, Washington has about 1,512 people. That count is a 2020–2024 Census average, not a headcount from one day.

A typical home is worth about $441,500.

HUD's fair-market rent for a 2-bedroom in Whatcom County is $1,872 a month. That is the county number, not an apartment listing in Sumas. It runs from October 2026 through September 2027.

In the Bellingham, WA metro area, prices sit at 103.3 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 Sumas'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 Sumas'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, 197 have higher typical rent than Sumas.