The average rent for an apartment in Mercer Island is $2,706. The cost of rent varies depending on several factors, including location, size, and quality.
Average rent in Mercer Island, WA
Last updated June 2025
Average Rent
Average Apartment Size
$2,706
870 sq. ft.
What is the average apartment size in Mercer Island?
The average size for a Mercer Island, WA apartment is 870 square feet, but this number varies greatly depending on unit type, with cheap and luxury alternatives for houses and apartments alike. Studio apartments are the smallest and most affordable, 1-bedroom apartments are closer to the average, while 2-bedroom apartments and 3-bedroom apartments offer a more generous square footage.
Mercer Island, WA apartment rent ranges
Mercer Island, WA Occupied Housing Units
3,364 or 34% of the households in Mercer Island, WA are renter-occupied while 6,529 or 66% are owner-occupied.
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