NSB Bank
Mason City, IA · State, non-member commercial bank
Sonar Score
Watch
out of 100 · from public FDIC data
Reported March 31, 2026. The Sonar Score is an informational signal from public FDIC data — not a rating or financial advice.
Key figures
- Total assets
- $479M
- Total deposits
- $415M
- Branches
- 6
- Return on assets
- 0.81%
- Return on equity
- 9.99%
- Charter type
- State, non-member commercial bank
- Established
- 1933
- FDIC cert #
- 8094
How the 54 breaks down
Capital ratio not reported.
Modest but positive returns.
Positive but moderate equity returns.
Community-scale institution.
Your deposits at NSB Bank
NSB Bank is an FDIC-insured institution (Cert #8094). 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 →
6 branch locations
173 Main St N
Titonka, IA 50480
900 Central Ave
Northwood, IA 50459
451 S Illinois Ave
Mason City, IA 50401
11723 Highway 9
Thompson, IA 50478
101 Highway 69 N
Forest City, IA 50436
2650 4th St Sw
Mason City, IA 50401
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