Homes for Sale in Black Diamond, WA

145 homes for sale ยท Updated September 25, 2026

Market snapshot for Black Diamond, WA

Median price
$598,600
Average price
$650,795
Highest price
$2,175,000
Avg price / sqft
$330/sqft
Avg home size
2,005 sqft
Avg days on market
40
Avg year built
2020
Avg beds / baths
3.1 bd / 3 ba

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