Home › Cities › Mercer Island, WA
The median home value in Mercer Island, WA is $2,328,509 as of 2026-06-30, down 2.22% from a year earlier.
Median Home Value
$2,328,509
Year-over-Year
-2.22%
Population
24,416
Mercer Island ranks #1 of 118 Washington cities tracked here by median home value, and sits 292.1% above the state's city median of $593,862. It sits in King County, where the county-wide median is $858,284.
Mercer Island police recorded a violent crime rate of 37 per 100,000 residents in 2024 — lower than most cities that report to the FBI. Property crime runs at 1,241 per 100,000.
Reported by the city's own police department to the FBI's Uniform Crime Reporting Program (what this covers).
The median home value in Mercer Island is $2,328,509. That's down 2.22% from a year earlier. That is about 292.1% above the typical county in Washington.
Homes in Mercer Island are more expensive than King County as a whole, where the median is $858,284 — a difference of about 171.3%.
Mercer Island police reported 37 violent crimes per 100,000 residents, covering a population of about 24,416. Crime rates are one input among many — they vary block to block within a city, and this figure is a citywide average.