Branch Network
Washington State Bank Locations & Branches Washington, Iowa
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Washington State Bank operates 5 branches from its headquarters in Washington, IA, .
Washington State Bank branch network
All 5 branches are in IOWA, across 4 cities. Washington, IA has the most of its branches, 2. Its largest office by deposits is its main office in Washington, IA, with $401.7M (78.7% of its branch deposits). It had the same number of branches on June 30, 2025.
Washington State Bank at a glance
Its CET1 capital ratio was 20.40% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $601.1M
- CET1 ratio, Q2 2026
- 20.40%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Established
- 1932
Full financial profile · Is Washington State Bank safe? · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Washington, IA (2 branches) | 1 of 4 | 64.2% | $401.7M |
| State: IA (5 branches) | 53 of 261 | 0.4% | $510.5M |
Ranked by total assets among banks headquartered in the state: Largest banks in Iowa.
Share by county and metro area
Washington State Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Washington, IA (2 branches) | 1 of 6 | 40.5% | $401.7M | $991.6M |
| Louisa, IA (1 branch) | 2 of 4 | 24.3% | $66.6M | $273.8M |
| Marion, IA (1 branch) | 9 of 10 | 2.1% | $24.3M | $1.17B |
| Jefferson, IA (1 branch) | 5 of 5 | 2.7% | $17.9M | $664.6M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Iowa City, IA (2 branches) | 3 of 20 | 6.8% | $401.7M | $5.87B |
| Pella, IA (1 branch) | 9 of 10 | 2.1% | $24.3M | $1.17B |
| Fairfield, IA (1 branch) | 5 of 5 | 2.7% | $17.9M | $664.6M |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Washington State Bank (main office) | Washington, IA | 52353 | $401.7M |
| Columbus Junction State Bank Branch | Columbus Junction, IA | 52738 | $66.6M |
| Pella Branch | Pella, IA | 50219 | $24.3M |
| Fairfield Branch | Fairfield, IA | 52556 | $17.9M |
| Parking Lot Branch | Washington, IA | 52353 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 214) · FFIEC NIC profile (RSSD 433943)