Homes for Sale in Black Diamond, WA

111 homes for sale ยท Updated October 15, 2026

Market snapshot for Black Diamond, WA

Median price
$635,000
Average price
$660,867
Highest price
$2,175,000
Avg price / sqft
$345/sqft
Avg home size
2,010 sqft
Avg days on market
43
Avg year built
2020
Avg beds / baths
3.1 bd / 3 ba

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