Keystone Savings Bank
Marengo, IA · State, non-member commercial bank
Sonar Score
Caution
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
- $210M
- Total deposits
- $177.8M
- Branches
- 5
- Return on assets
- 0.32%
- Return on equity
- 3.14%
- Charter type
- State, non-member commercial bank
- Established
- 1935
- FDIC cert #
- 17993
How the 40 breaks down
Capital ratio not reported.
Thin profitability.
Positive but moderate equity returns.
Community-scale institution.
Your deposits at Keystone Savings Bank
Keystone Savings Bank is an FDIC-insured institution (Cert #17993). 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 →
5 branch locations
330 Western Avenue
Marengo, IA 52301
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