Banks in Will County, Illinois

FDIC-insured institutions in Will County held $23.4 billion in deposits as of June 30, 2026, according to the FDIC.

34 FDIC-insured institutions held $23.4 billion in deposits in 158 offices in Will County at June 30, 2026; Old National Bank held the most, 29.8% of the county's.

Will County, June 30, 2026

$23.4 billion
Deposits in the county: $23,367,773,000; At June 30, 2026, against $23.0 billion a year before, each year's own dollars.; 34
Institutions with deposits: FDIC-insured banks and savings institutions with an office here that reported deposits.; 158
Offices: Every office the survey lists here, against 160 in 2025.; 29.8%
The largest share: Old National Bank, with $7.0 billion in 16 offices.

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FDIC-insured institutions with an office in Will County, Illinois, by deposits there at June 30, 2026, each with its share of the county's $23.4 billion
Rank	Institution	Offices	Deposits	Share	Deposits, 2025
1	Old National Bank	16	$7.0 billion	29.8%	$7.0 billion
2	JPMorgan Chase Bank, National Association	19	$4.1 billion	17.4%	$3.8 billion
3	BMO Bank National Association	21	$2.8 billion	12.1%	$3.0 billion
4	Old Plank Trail Community Bank, National Association	9	$2.2 billion	9.4%	$2.0 billion
5	PNC Bank, National Association	9	$964.8 million	4.1%	$948.1 million
6	Bank of America, National Association	10	$845.8 million	3.6%	$794.3 million
7	Fifth Third Bank, National Association	6	$705.8 million	3.0%	$665.7 million
8	Busey Bank	6	$626.3 million	2.7%	$596.7 million
9	The Huntington National Bank	8	$612.8 million	2.6%	$555.2 million
10	U.S. Bank National Association	8	$593.9 million	2.5%	$553.9 million
11	Midland States Bank	4	$305.3 million	1.3%	$282.7 million
12	First American Bank	6	$282.6 million	1.2%	$254.4 million
13	Old Second National Bank	5	$250.5 million	1.1%	$271.9 million
14	First Bank of Manhattan	3	$239.3 million	1.0%	$246.8 million
15	Citibank, National Association	1	$218.0 million	0.9%	$238.0 million
16	First Secure Community Bank	1	$215.7 million	0.9%	$196.2 million
17	PeopleFirst Bank	2	$211.1 million	0.9%	$212.7 million
18	Heartland Bank and Trust Company	3	$177.1 million	0.8%	$169.4 million
19	First Community Bank and Trust	2	$170.8 million	0.7%	$167.2 million
20	Town Center Bank	2	$138.3 million	0.6%	$121.3 million
21	Byline Bank	1	$127.1 million	0.5%	$90.5 million
22	Marquette Bank	2	$115.0 million	0.5%	$117.3 million
23	Grundy Bank	1	$86.1 million	0.4%	$85.6 million
24	Hometown National Bank	1	$83.1 million	0.4%	$88.6 million
25	Providence Bank & Trust	1	$73.8 million	0.3%	$77.0 million
26	Republic Bank of Chicago	1	$64.3 million	0.3%	$75.2 million
27	First Financial Bank	1	$43.3 million	0.2%	No office
28	Wheaton Bank & Trust, National Association	1	$41.2 million	0.2%	$30.0 million
29	First Federal Savings Bank	1	$37.5 million	0.2%	$38.0 million
30	First Secure Bank and Trust Co.	1	$30.0 million	0.1%	$34.3 million
31	First Savings Bank of Hegewisch	1	$22.6 million	0.1%	$25.3 million
32	Woodforest National Bank	3	$13.1 million	0.1%	$13.0 million
33	Midland Federal Savings and Loan Association	1	$7.3 million	< 0.1%	$1.4 million
34	Federated Bank	1	$3.8 million	< 0.1%	No office

An institution with no office in the county in 2025 shows none for that year; a name is the survey’s for 2026, and one without a link has no page because it did not file a Call Report for the newest quarter.

Sources

FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey — Federal Deposit Insurance Corporation · Public domain — U.S. Government work · retrieved September 27, 2026

Compiled automatically from FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 30, 2026

Will County, June 30, 2026

Each institution’s share of the county’s deposits

Sources