Mercer Island, Washington
Banks & credit unions in Mercer Island
8 federally insured institutions operate a branch in Mercer Island, Washington, across 8 locations.
Each institution’s branch count below is for Mercer Island only. Select one to see its branches in this town.
| # | Institution | Type | Branches in Mercer Island | Total assets |
|---|---|---|---|---|
| 1 | JPMorgan Chase Bank, National Association | Bank | 1 | $4.02T |
| 2 | Bank of America, National Association | Bank | 1 | $2.67T |
| 3 | Wells Fargo Bank, National Association | Bank | 1 | $1.85T |
| 4 | U.S. Bank National Association | Bank | 1 | $683.38B |
| 5 | KeyBank National Association | Bank | 1 | $185.98B |
| 6 | Columbia Bank | Bank | 1 | $66.01B |
| 7 | WaFd Bank | Bank | 1 | $27.55B |
| 8 | Banner Bank | Bank | 1 | $16.34B |
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026