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Bank Deposits in Ada County, Idaho
Where bank deposits are booked in Ada County - FDIC Summary of Deposits, June 30, 2026.
Total bank deposits
$15.98B
Bank offices
107
Banks present
23
Top 4 banks' share
56.3%
Deposit market share in Ada County
| # | Bank | Branch deposits here | Share |
|---|---|---|---|
| 1 | U.S. Bank National Association | $3.43B | 21.5% |
| 2 | Wells Fargo Bank, National Association | $3.23B | 20.2% |
| 3 | Jpmorgan Chase Bank, National Association | $1.27B | 8.0% |
| 4 | Zions Bancorporation, N.A. | $1.08B | 6.7% |
| 5 | Washington Trust Bank | $972.40M | 6.1% |
| 6 | Keybank National Association | $968.11M | 6.1% |
| 7 | Idaho First Bank | $910.04M | 5.7% |
| 8 | First Interstate Bank | $803.23M | 5.0% |
| 9 | D. L. Evans Bank | $650.65M | 4.1% |
| 10 | Glacier Bank | $494.13M | 3.1% |
| 11 | Wafd Bank | $481.58M | 3.0% |
| 12 | Northwest Bank | $313.12M | 2.0% |
| 13 | Banner Bank | $307.43M | 1.9% |
| 14 | Sunwest Bank | $209.06M | 1.3% |
| 15 | Idaho Trust Bank | $208.33M | 1.3% |
| 16 | Bmo Bank National Association | $184.37M | 1.2% |
| 17 | First Federal Savings Bank Of Twin Falls | $180.04M | 1.1% |
| 18 | Bank Of America, National Association | $160.35M | 1.0% |
| 19 | Columbia Bank | $101.20M | 0.6% |
| 20 | Heritage Bank | $24.64M | 0.2% |
| 21 | Nbh Bank | $9.15M | 0.1% |
| 22 | Bell Bank | $0 | 0.0% |
| 23 | Davidson Trust Co. | $0 | 0.0% |
Credit unions with branches in Ada County
- Idaho Central - 22 branches
- Capital Educators - 9 branches
- Horizon - 7 branches
- Pioneer - 4 branches
- Mountain America - 4 branches
- Westmark - 4 branches
- Trugrocer - 3 branches
- Connections - 3 branches
- Potlatch No. 1 Financial - 3 branches
- Goldenwest - 2 branches
- Clarity - 2 branches
- Idaho United - 2 branches
- Frontier - 2 branches
- Lookout - 1 branch
- Beehive - 1 branch
- First Technology - 1 branch
- America First - 1 branch
- Technology - 1 branch
- Boise Fire Department - 1 branch
- Northwest Christian - 1 branch
Credit unions do not report deposits by branch, so only bank deposits are ranked above.
Deposits are booked at the branch office that holds them (FDIC Summary of Deposits), which is not always where the depositor lives - online banks concentrate deposits at a few offices.
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