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Bankular
Local banking directory

Banks and Bank Branches in Ottawa, Illinois

The FDIC reported 10 deposit-reporting offices from 6 institutions in Ottawa as of June 30, 2025. Bankular currently provides 14 detailed location pages with addresses, maps and directions.

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FDIC-reported offices10
Institutions reporting6
Detailed location pages14
Reported branch deposits$1.46B
SOD reporting dateJune 30, 2025

Reported-office totals come from the annual FDIC Summary of Deposits survey. Maps and branch-detail links appear only for locations with a validated Bankular location page.

Market analysis

What the deposit data shows

FDIC SOD, June 30, 2025
Largest institutionAmerican Commercial Bank & Trust68.72% of deposits
Top three share85.81%
Deposit HHI4,943Higher concentration
Current detailed pages144 more than the June 2025 SOD count

American Commercial Bank & Trust held 68.72% of reported branch deposits in Ottawa. The three largest institutions together held 85.81%. Bankular places the resulting HHI of 4,943 in its higher concentration descriptive band.

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Detailed bank locations in Ottawa

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Detailed directory

Institutions with validated location pages

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Detailed bank locations in Ottawa

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Local deposit market

Reported offices, deposits and market share

FDIC SOD, June 30, 2025
InstitutionReported officesDepositsShare
American Commercial Bank & Trust4$1.00B68.72%
OSB Community Bank1$146.5M10.06%
First State Bank1$102.4M7.03%
First Federal Savings Bank2$88.5M6.08%
Midland States Bank1$63.7M4.37%
Old Second National Bank1$54.5M3.74%