Cost of living in Black Diamond, Washington
Black Diamond, Washington has about 5,961 people. Typical rent is $1,453 a month, including utilities, and a typical household earns $141,383 a year. Both figures are Census 2020–2024 medians, not a listing or your pay. This site does not approve or deny benefits. A missing figure stays blank. We do not guess it.
Ranked #26 in Washington on the 2026 Most Affordable Towns Index.
Simple answer
Typical rent is $1,453 a month.
Black Diamond is a city in Washington. That rent number includes utilities. A typical household earns $141,383 a year.
- People
- 5,961
- Census average, 2020–2024
- Typical rent
- $1,453
- Median gross rent, includes utilities
- Typical pay
- $141,383
- Median household income, yearly
- Typical home
- $779,100
- Median home value
- 2-bedroom fair rent
- $2,549
- Seattle-Bellevue, WA HUD Metro FMR Area
Black Diamond, Washington has about 5,961 people. That count is a 2020–2024 Census average, not a headcount from one day.
A typical home is worth about $779,100.
HUD's fair-market rent for a 2-bedroom in King County is $2,549 a month. That is the county number, not an apartment listing in Black Diamond. It runs from October 2026 through September 2027.
In the Seattle-Tacoma-Bellevue, WA metro area, prices sit at 111.1 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 Black Diamond'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 Black Diamond's bill.
In 2025, all-grades gas in Washington averaged $4.23 a gallon. EIA prints this yearly price for only some states.
Among 355 places we list in Washington with a rent figure, 218 have higher typical rent than Black Diamond.
Nearby places
- Maple Valley
Typical rent $2,304
Compare with Black Diamond - Lake Morton-Berrydale
Typical rent $2,017
Compare with Black Diamond - Lake HolmCompare with Black Diamond
- Covington
Typical rent $2,232
Compare with Black Diamond - Hobart
Typical rent $2,726
Compare with Black Diamond - Shadow Lake
Typical rent $3,043
Compare with Black Diamond - Enumclaw
Typical rent $1,954
Compare with Black Diamond - Auburn
Typical rent $1,786
EBT nearby
USDA has a live map of stores that take SNAP. We did not copy that store list here. The downloadable file is a history file for 2005 through 2025, so the live map is the one to use.
Locator page updated 2026-09-11. Last checked 2026-10-16.
Food stamps (SNAP) tools in Washington
Bigger places in Washington
Census 2020-2024. HUD rents for October 2026–September 2027. BEA prices for 2024. Taxes as of January 1, 2026. Checked 2026-10-16. 15,000 places are in this guide.