Find a Branch, ATM or Key Private Bank office
To help keep our community safe, our branch lobbies are temporarily closed, but most night deposit boxes are open. Call us to make an appointment with a banker or access your safe deposit box.
2731 77th Ave Se
Mercer Island, WAWashington 98040Get driving directions
Open Today:Schedule an Appointment
Features & Services
- Safe Deposit Box
- Investment Services
About KeyBank Mercer Island
Welcome to KeyBank Mercer Island! We’ll help you find a financial solution that fits your needs. At KeyBank Mercer Island, you’ll find ATMs, Safe Deposit Boxes, Investment Services for your convenience. Your local KeyBank is here for you, no matter what stage of life you’re in. Visit your local branch today or contact us at 206-447-3040. Let’s work together to find the best financial solution to fit your situation.