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Banks in Mercer Island, WA
FDIC data lists 8 bank branch locations in Mercer Island, Washington, operated by 8 FDIC-insured banks.
Banks with branches in Mercer Island
JPMorgan Chase Bank, National Association (1) · Bank of America, National Association (1) · Wells Fargo Bank, National Association (1) · U.S. Bank National Association (1) · Columbia Bank (1) · KeyBank National Association (1) · WaFd Bank (1) · Banner Bank (1)
All branch locations
| Bank of America, National Association Mercer Island Branch · Full Service - Brick And Mortar | 2830 80th Ave Se Mercer Island, WA 98040 Map ↗ |
| Banner Bank Mercer Island Branch · Full Service - Brick And Mortar | 2918 78th Ave Se Mercer Island, WA 98040 Map ↗ |
| Columbia Bank Mercer Island Branch · Full Service - Brick And Mortar | 7803 Se 27th St Mercer Island, WA 98040 Map ↗ |
| JPMorgan Chase Bank, National Association Mercer Island Branch · Full Service - Brick And Mortar | 7900 Se 28th St Mercer Island, WA 98040 Map ↗ |
| KeyBank National Association Mercer Island Branch · Full Service - Brick And Mortar | 2731 77th Ave Se Mercer Island, WA 98040 Map ↗ |
| U.S. Bank National Association Mercer Island Branch · Full Service - Brick And Mortar | 2737 78th Ave Se Mercer Island, WA 98040 Map ↗ |
| WaFd Bank Mercer Island Branch · Full Service - Brick And Mortar | 7633 Se 27th St Mercer Island, WA 98040 Map ↗ |
| Wells Fargo Bank, National Association Mercer Island Branch · Full Service - Brick And Mortar | 3001 78th Ave Se Mercer Island, WA 98040 Map ↗ |
Source: FDIC BankFind Suite, data as of 2026-11-06. Confirm hours and services directly with the bank.