Life Connected on Mercer Island

Island Square presents vibrant studio, one, and two-bedroom apartment homes for rent in the highly desirable Mercer Island location. Our updated homes feature Swiss elm cabinetry, quartz countertops, brushed nickel fixtures, stainless steel appliances, and wood plank flooring. Each uniquely designed floor plan offers modern, energy-efficient appliances and large windows, providing a bright and welcoming atmosphere. Residents can enjoy a state-of-the-art 24-hour fitness center and look forward to our upcoming new clubhouse, which will include a conference room, co-working space with booths, lounge seating, and a podcast room. With close proximity to the Light Rail, commuting is a breeze. Experience the best of Mercer Island's restaurants, shops, and outdoor recreation just steps from your door.
Discover your next apartment home at Island Square.

Discover vibrant studio, 1- and 2-bedroom apartments for rent at Island Square. Enjoy essential amenities like a 24-hour fitness center. Each floor plan features modern appliances and large windows. Experience Mercer Island's best right at your doorstep. Find your next apartment home at Island Square.

Save one month off rent! Applies to first full month's rent only. Minimum 12 month lease term required. *Select apartments

Check Availability

New Premium Interiors

At Island Square, each studio, one-, and two-bedroom apartment home was designed with you in mind. Updated interiors feature swiss elm cabinetry, white quartz countertops, stainless steel appliances, and wood plank flooring.

Studio Starting at $1,747
1 Bedroom Starting at $2,048
2 Bedrooms Starting at $3,572

View Available Apartments

Outdoor Terrace

Our professionally landscaped terrace is truly unique. Unlike most apartment communities, our residents can experience the quiet serenity of our terrace on the second floor of our community year-round. Natural solitude is never too far away at Island Square.

View Amenities

Convenient Living in Mercer Island

Experience convenient daily living in Mercer Island. Located between Bellevue and Seattle, enjoy easy access to both city centers as well as close proximity to local shops, restaurants, and an abundance of outdoor recreation areas.

Explore the Neighborhood