Branch Network
Security State Bank Locations & Branches Sutherland, Iowa
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Security State Bank operates 5 branches from its headquarters in Sutherland, IA, .
Security State Bank branch network
All 5 branches are in IOWA, across 5 cities. Its largest office by deposits is its main office in Sutherland, IA, with $215.9M (64.0% of its branch deposits). It had the same number of branches on June 30, 2025.
Security State Bank at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 11.12% at Q2 2026, above the 9% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q2 2026
- $492.3M
- Tier 1 leverage ratio, Q2 2026
- 11.12%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Established
- 1931
Full financial profile · Is Security 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: Sutherland, IA (1 branch) | 1 of 1 | 100.0% | $215.9M |
| State: IA (5 branches) | 89 of 261 | 0.3% | $337.3M |
Ranked by total assets among banks headquartered in the state: Largest banks in Iowa.
Share by county and metro area
Security 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 |
|---|---|---|---|---|
| O'brien, IA (2 branches) | 1 of 9 | 25.9% | $264.2M | $1.02B |
| Howard, IA (1 branch) | 3 of 4 | 6.9% | $41.0M | $593.8M |
| Chickasaw, IA (1 branch) | 7 of 8 | 3.7% | $28.2M | $756.8M |
| Bremer, IA (1 branch) | 8 of 8 | 0.4% | $3.9M | $1.02B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Waterloo-Cedar Falls, IA (1 branch) | 23 of 23 | <0.1% | $3.9M | $4.65B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Security State Bank (main office) | Sutherland, IA | 51058 | $215.9M |
| Paullina Branch | Paullina, IA | 51046 | $48.3M |
| Peoples Branch | Elma, IA | 50628 | $41.0M |
| New Hampton Branch | New Hampton, IA | 50659 | $28.2M |
| Frederika Branch | Frederika, IA | 50631 | $3.9M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 235) · FFIEC NIC profile (RSSD 425845)