FDIC-insured bank
Security State Bank — Alexandria, SD
Bank headquartered in Alexandria, South Dakota.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 450 Main St Alexandria, SD 57311 |
| County | Hanson |
| Metro area | Mitchell, SD |
| Website | www.bankwithsecurity.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 16448 |
| Federal Reserve RSSD ID | 270652 |
| Status | Active |
| Charter class | NM (STATE) |
| Domestic offices | 3 |
| Financials as of | June 30, 2026 |
How to find your Security State Bank routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.bankwithsecurity.com.
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Offices nearest to headquarters
| Security State Bank main office Alexandria, SD |
450 Main St, 57311 |
| Spencer Branch Spencer, SD |
213 Main St, 57374 |
| Montrose Branch Montrose, SD |
107 W Main St, 57048 |
Where Security State Bank has offices
Cities with the most Security State Bank offices
Largest banks headquartered elsewhere in South Dakota
| Citibank, National Association Sioux Falls | $1.98 trillion |
| Wells Fargo Bank, National Association Sioux Falls | $1.91 trillion |
| The Bancorp Bank, National Association Sioux Falls | $9.21 billion |
| Pathward, National Association Sioux Falls | $7.31 billion |
| Dacotah Bank Aberdeen | $4.92 billion |
| First Bank & Trust Brookings | $4.78 billion |
| First PREMIER Bank Sioux Falls | $3.64 billion |
| First Dakota National Bank Yankton | $3.39 billion |
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