Homes for sale · King County

Homes for Sale in Black Diamond, WA

Coal-mining bones. Cascade-foothill bones. Bigger lots than King County should allow. Browse every active Black Diamond listing on the Northwest MLS — search by price, beds, and map area, refreshed continuously. Homes here go pending in about 21 days, so the good ones don't wait.

Black Diamond market snapshot

• Median sale: $795K (▲ 4.7% YoY)
• Days on market: 21 (Steady)
• Active listings: 32 (Tight)
• Sale-to-list: 100% (At ask, often above)

Founded in 1880 by California coal miners (the namesake mine was in California), Black Diamond was Washington's primary coal town for half a century — the mines kept Seattle's lights on through the 20th century.

Black Diamond neighborhood guide · Off-market Black Diamond homes · Search all South Sound listings