Bank Security State Bank
Security State Bank is a federally insured bank based in Sutherland, Iowa.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- January 1, 1931
- Headquarters
- Sutherland, IA
- FDIC certificate #
- 235
- Fed RSSD ID
- 425845
- Holding company
- Old O Brien Banc Shares Inc
- Website
- mysecuritystate.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
Security State Bank operates 5 branch locations in Iowa. Select a state to drill down to its towns and individual branches.
Ownership
Security State Bank is owned by Old O Brien Banc Shares Inc. See the full ownership & merger history.
Security State Bank financial summary
Other banks in Iowa
Federally insured banks headquartered in Iowa, by total assets.
- Principal Bank $9.6B
- Bankers Trust Company $7.47B
- Hills Bank and Trust Company $4.67B
- West Bank $4.01B
- Quad City Bank and Trust Company $3.09B
- Northwest Bank $2.97B
- Cedar Rapids Bank and Trust Company $2.87B
- Fidelity Bank & Trust $2.58B
Similar-size banks
Institutions close to Security State Bank’s $485.3M in assets.
- Solutions North Bank $485.4M
- Peoples Independent Bank $485.6M
- Solutions Bank $485.6M
- Home State Bank $485.7M
- Jewett City Savings Bank $484.4M
- Citizens Bank $486.2M