Banks in Ada County, Idaho
FDIC-insured institutions in Ada County held $16.0 billion in deposits as of June 30, 2026, according to the FDIC.
21 FDIC-insured institutions held $16.0 billion in deposits in 107 offices in Ada County at June 30, 2026; U.S. Bank National Association held the most, 21.5% of the county's.
Ada County, June 30, 2026
- $16.0 billion
- Deposits in the county
- $15,981,968,000
- At June 30, 2026, against $14.8 billion a year before, each year's own dollars.
- 21
- Institutions with deposits
- FDIC-insured banks and savings institutions with an office here that reported deposits.
- 107
- Offices
- Every office the survey lists here, against 108 in 2025.
- 21.5%
- The largest share
- U.S. Bank National Association, with $3.4 billion in 17 offices.
Each institution’s share of the county’s deposits
3 more columns on a wider screen
| Institution | Deposits | Share |
|---|---|---|
| U.S. Bank National Association | $3.4 billion | 21.5% |
| Wells Fargo Bank, National Association | $3.2 billion | 20.2% |
| JPMorgan Chase Bank, National Association | $1.3 billion | 8.0% |
| Zions Bancorporation, N.A. | $1.1 billion | 6.7% |
| Washington Trust Bank | $972.4 million | 6.1% |
| KeyBank National Association | $968.1 million | 6.1% |
| Idaho First Bank | $910.0 million | 5.7% |
| First Interstate Bank | $803.2 million | 5.0% |
| D. L. Evans Bank | $650.6 million | 4.1% |
| Glacier Bank | $494.1 million | 3.1% |
| WaFd Bank | $481.6 million | 3.0% |
| Northwest Bank | $313.1 million | 2.0% |
| Banner Bank | $307.4 million | 1.9% |
| Sunwest Bank | $209.1 million | 1.3% |
| Idaho Trust Bank | $208.3 million | 1.3% |
| BMO Bank National Association | $184.4 million | 1.2% |
| First Federal Savings Bank of Twin Falls | $180.0 million | 1.1% |
| Bank of America, National Association | $160.4 million | 1.0% |
| Columbia Bank | $101.2 million | 0.6% |
| Heritage Bank | $24.6 million | 0.2% |
| NBH Bank | $9.2 million | 0.1% |
| Bell Bank | $0 | 0.0% |
| Davidson Trust Co. | $0 | 0.0% |
An institution with no office in the county in 2025 shows none for that year; a name is the survey’s for 2026, and one without a link has no page because it did not file a Call Report for the newest quarter.
Sources
- FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey — Federal Deposit Insurance Corporation · Public domain — U.S. Government work · retrieved September 27, 2026
Compiled automatically from FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey by a checked SQL query · Editor: Kian O'Connor · How this site is built
Data retrieved