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The Security National Bank of Sioux City, Iowa
✓ FDIC-insured · Active FDIC Certificate #4506
The Security National Bank of Sioux City, Iowa is an FDIC-insured national bank chartered by the Office of the Comptroller of the Currency (OCC), headquartered in Sioux City, Iowa, established in 1884. As of the 06/30/2026 FDIC call report, it reported $1.7B in total assets and $1.3B in deposits. FDIC location data lists 10 offices in Iowa. The FDIC classifies it as a community bank. It is owned by the holding company SECURITY NATIONAL CORP (Dakota Dunes, SD).
Financial data as of the 06/30/2026 FDIC call report.
Where it operates
All 10 of The Security National Bank of Sioux City, Iowa's FDIC-listed offices are in Iowa. Browse banks in Sioux City for other local options.
Branch locations
| The Security National Bank of Sioux City, Iowa Mapleton Branch · Full Service - Brick And Mortar | 313 N 4th St Mapleton, IA 51034 Map ↗ |
| The Security National Bank of Sioux City, Iowa Northside Branch · Full Service - Brick And Mortar | 3131 Floyd Blvd Sioux City, IA 51108 Map ↗ |
| The Security National Bank of Sioux City, Iowa Morningside Branch · Full Service - Brick And Mortar | Sergeant And South Lakeport Roads Sioux City, IA 51106 Map ↗ |
| The Security National Bank of Sioux City, Iowa Lawton Branch · Full Service - Brick And Mortar | 319 Cedar St Lawton, IA 51030 Map ↗ |
| The Security National Bank of Sioux City, Iowa Akron Branch · Full Service - Brick And Mortar | 251 Reed St Akron, IA 51001 Map ↗ |
| The Security National Bank of Sioux City, Iowa The Security National Bank Of Sioux City, Iowa · Full Service - Brick And Mortar | 601 Pierce St Sioux City, IA 51101 Map ↗ |
| The Security National Bank of Sioux City, Iowa Westside Branch · Full Service - Retail | 2827 Hamilton Blvd Sioux City, IA 51104 Map ↗ |
| The Security National Bank of Sioux City, Iowa Sheldon Branch · Full Service - Brick And Mortar | 934 3rd Ave Sheldon, IA 51201 Map ↗ |
| The Security National Bank of Sioux City, Iowa Moville Branch · Full Service - Brick And Mortar | 315 Frontage Road Moville, IA 51039 Map ↗ |
| The Security National Bank of Sioux City, Iowa Northwestern Bank Branch · Full Service - Brick And Mortar | 122 Central Ave Nw Orange City, IA 51041 Map ↗ |
Holding company: SECURITY NATIONAL CORP
The FDIC lists SECURITY NATIONAL CORP, based in Dakota Dunes, SD, as the top holding company for The Security National Bank of Sioux City, Iowa. It also owns one other FDIC-insured bank:
- Security National Bank of South Dakota, Dakota Dunes, SD ($251M in assets)
FDIC deposit insurance applies separately to each insured bank charter, even when they share a holding company. Confirm the charter before you spread deposits.
Similar-size banks in Iowa
Active FDIC-insured banks headquartered in Iowa with total assets closest to The Security National Bank of Sioux City, Iowa's $1.7B. See all banks in Iowa.
| Bank | HQ city | Assets | Offices |
|---|---|---|---|
| First Citizens Bank | Mason City | $1.8B | 7 |
| Community State Bank | Ankeny | $1.7B | 10 |
| Availa Bank | Carroll | $1.7B | 16 |
| Lincoln Savings Bank | Reinbeck | $1.7B | 16 |
| CBI Bank & Trust | Muscatine | $1.7B | 24 |
| Farmers State Bank | Waterloo | $1.6B | 8 |
| American State Bank | Sioux Center | $1.4B | 11 |
| Bank Midwest | Spirit Lake | $1.3B | 11 |
The Security National Bank of Sioux City, Iowa: common questions
Is The Security National Bank of Sioux City, Iowa FDIC-insured?
Yes. The Security National Bank of Sioux City, Iowa is an active FDIC-insured institution, FDIC Certificate #4506. Deposits are insured up to $250,000 per depositor, per ownership category. You can confirm this on FDIC BankFind.
Where is The Security National Bank of Sioux City, Iowa headquartered?
The Security National Bank of Sioux City, Iowa is headquartered at 601 Pierce St, Sioux City, IA 51101, according to FDIC records.
How many branches does The Security National Bank of Sioux City, Iowa have?
FDIC location data lists 10 offices for The Security National Bank of Sioux City, Iowa, all in Iowa.
Who owns The Security National Bank of Sioux City, Iowa?
The FDIC lists SECURITY NATIONAL CORP of Dakota Dunes, SD as the top holding company for The Security National Bank of Sioux City, Iowa. The same holding company owns 1 other FDIC-insured bank.
Source: FDIC BankFind Suite (institution, location, and call report data). BankNearMe.com does not rank or rate banks.