Bank · FDIC insured
First Security Bank
A $161.7M bank headquartered in Byron, MN, with 1 branch in Minnesota. Best rates: CDs 4.20% and savings 1.00% APY.
First Security Bank Carrot Score
84
Carrot Score
Higher than 65% of U.S. banks and credit unions
#10 of 24 in Rochester, MN metroHow the score works →
Deposits are federally insured by the FDIC up to $250,000 per depositor.
About First Security Bank
First Security Bank is based in Byron, Minnesota.
- Headquarters
- 316 Byron Ave N, Byron, MN 55920
- FDIC certificate
- 9728 ↗
Branches
1 branch in Minnesota
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Minnesota
1 branch
- First Security BankMain office316 Byron Ave N, Byron, MN 55920Directions
Walk-in offices from the FDIC directory as of September 4, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
| Measure | This bank | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalLeverage ratio | 7.93% | 10.98% | 13.00% or more |
| Troubled loansNoncurrent | 2.63% | 0.42% | 0.09% or less |
| ProfitabilityReturn on assets | 1.05% | 1.24% | 1.68% or more |
| LendingLoans per $100 deposited | $100 | $81 | — |
- CapitalLeverage ratio7.93%Peers’ middle 10.98% · Top 25% 13.00%+
- Troubled loansNoncurrent2.63%Peers’ middle 0.42% · Top 25% ≤0.09%
- ProfitabilityReturn on assets1.05%Peers’ middle 1.24% · Top 25% 1.68%+
- LendingLoans per $100 deposited$100Peers’ middle $81
Compared with the 2,650 banks with $100 million to $1 billion in assets. The strongest quarter is what the best 25% of them reach: more capital and profit, fewer troubled loans. Lending has no better end.Troubled loans are noncurrent: 90 or more days late, or no longer earning interest.
Regulators’ own ratings of First Security Bank are confidential. These figures are what it reports to the FDIC each quarter, set beside its peers; they aren’t a rating.