Homes for Sale in Mercer Island, WA

71 homes for sale ยท Updated October 13, 2026

Market snapshot for Mercer Island, WA

Median price
$2,700,000
Average price
$4,483,313
Highest price
$24,000,000
Avg price / sqft
$968/sqft
Avg home size
4,419 sqft
Avg days on market
66
Avg year built
1985
Avg beds / baths
4.3 bd / 4.2 ba

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