The Security National Bank of Sioux City, Iowa
Sioux City, IA · National commercial bank
Sonar Score
Strong
out of 100 · from public FDIC data
Reported June 30, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.
Key figures
- Total assets
- $1.7B
- Total deposits
- $1.3B
- Branches
- 10
- Return on assets
- 1.79%
- Return on equity
- 14.99%
- Charter type
- National commercial bank
- Established
- 1884
- FDIC cert #
- 4506
How the 85 breaks down
Well-capitalized by regulatory thresholds.
Strong returns on its asset base.
Efficient use of shareholder capital.
Mid-size institution.
Your deposits at The Security National Bank of Sioux City, Iowa
The Security National Bank of Sioux City, Iowa is an FDIC-insured institution (Cert #4506). Deposits are insured up to $250,000 per depositor, per ownership category, by the full faith and credit of the US government. Learn how to maximize your coverage →
10 branch locations
313 N 4th St
Mapleton, IA 51034
3131 Floyd Blvd
Sioux City, IA 51108
Sergeant And South Lakeport Roads
Sioux City, IA 51106
319 Cedar St
Lawton, IA 51030
251 Reed St
Akron, IA 51001
601 Pierce St
Sioux City, IA 51101
2827 Hamilton Blvd
Sioux City, IA 51104
934 3rd Ave
Sheldon, IA 51201
315 Frontage Road
Moville, IA 51039
122 Central Ave Nw
Orange City, IA 51041
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