RANKING ·
Largest banks by total assets in Illinois
328 of 328 banks in Illinois that filed for the quarter ended June 30, 2026 are ranked. Every bank that filed for the quarter. Institutions with equal values share a rank. Source: FDIC quarterly financial data.
| Rank | Institution | Headquarters | Total assets | Total assets |
|---|---|---|---|---|
| 1 | BMO Bank N.A. | Chicago, IL | $255 billion | $255 billion |
| 2 | The Northern Trust Company | Chicago, IL | $179 billion | $179 billion |
| 3 | Cibc Bank USA | Chicago, IL | $66.5 billion | $66.5 billion |
| 4 | Busey Bank | Champaign, IL | $18.1 billion | $18.1 billion |
| 5 | Byline Bank | Chicago, IL | $9.9 billion | $9.9 billion |
| 6 | Wintrust Bank N.A. | Chicago, IL | $9.6 billion | $9.6 billion |
| 7 | Lake Forest Bank & Trust Company N.A. | Lake Forest, IL | $9.3 billion | $9.3 billion |
| 8 | First Mid Bank & Trust N.A. | Mattoon, IL | $9.1 billion | $9.1 billion |
| 9 | First American Bank | Elk Grove Villag, IL | $8.6 billion | $8.6 billion |
| 10 | Old Second National Bank | Aurora, IL | $6.9 billion | $6.9 billion |
| 11 | Hinsdale Bank & Trust Company N.A. | Hinsdale, IL | $6.8 billion | $6.8 billion |
| 12 | Heartland Bank and Trust Company | Bloomington, IL | $6.7 billion | $6.7 billion |
| 13 | Midland States Bank | Effingham, IL | $6.7 billion | $6.7 billion |
| 14 | Northbrook Bank & Trust Company N.A. | Northbrook, IL | $6.4 billion | $6.4 billion |
| 15 | Morton Community Bank | Morton, IL | $5.3 billion | $5.3 billion |
| 16 | Barrington Bank & Trust Company N.A. | Barrington, IL | $5.2 billion | $5.2 billion |
| 17 | Wheaton Bank & Trust Company N.A. | Wheaton, IL | $4.8 billion | $4.8 billion |
| 18 | State Bank of India | Chicago, IL | $4.3 billion | $4.3 billion |
| 19 | United Community Bank | Chatham, IL | $4.1 billion | $4.1 billion |
| 20 | Carrollton Bank | Carrollton, IL | $3.9 billion | $3.9 billion |
| 21 | St. Charles Bank & Trust Company N.A. | Saint Charles, IL | $3.7 billion | $3.7 billion |
| 22 | Parkway Bank and Trust Company | Harwood Heights, IL | $3.7 billion | $3.7 billion |
| 23 | Village Bank & Trust N.A. | Arlington Height, IL | $3.6 billion | $3.6 billion |
| 24 | Old Plank Trail Community Bank N.A. | New Lenox, IL | $3.5 billion | $3.5 billion |
| 25 | Banterra Bank | Marion, IL | $3.4 billion | $3.4 billion |
| 26 | Libertyville Bank & Trust Company N.A. | Libertyville, IL | $3.3 billion | $3.3 billion |
| 27 | Lakeside Bank | Chicago, IL | $2.9 billion | $2.9 billion |
| 28 | State Bank of the Lakes N.A. | Antioch, IL | $2.8 billion | $2.8 billion |
| 29 | Beverly Bank & Trust Company N.A. | Chicago, IL | $2.7 billion | $2.7 billion |
| 30 | Inb N.A. | Springfield, IL | $2.7 billion | $2.7 billion |
| 31 | Fcb Banks | Collinsville, IL | $2.6 billion | $2.6 billion |
| 32 | Republic Bank of Chicago | Oak Brook, IL | $2.6 billion | $2.6 billion |
| 33 | Schaumburg Bank & Trust Company N.A. | Schaumburg, IL | $2.6 billion | $2.6 billion |
| 34 | Crystal Lake Bank & Trust Company N.A. | Crystal Lake, IL | $2.3 billion | $2.3 billion |
| 35 | First Bank Chicago | Highland Park, IL | $2.2 billion | $2.2 billion |
| 36 | Marquette Bank | Chicago, IL | $2.1 billion | $2.1 billion |
| 37 | Peoples National Bank N.A. | Mount Vernon, IL | $2.1 billion | $2.1 billion |
| 38 | American Commercial Bank & Trust N.A. | Ottawa, IL | $2.1 billion | $2.1 billion |
| 39 | Signature Bank | Rosemont, IL | $2.1 billion | $2.1 billion |
| 40 | Blackhawk Bank & Trust | Milan, IL | $2.0 billion | $2.0 billion |
| 41 | Bank of Springfield | Springfield, IL | $2.0 billion | $2.0 billion |
| 42 | Foresight Bank | Winnebago, IL | $1.7 billion | $1.7 billion |
| 43 | Servbank N.A. | Oswego, IL | $1.7 billion | $1.7 billion |
| 44 | First State Bank | Mendota, IL | $1.6 billion | $1.6 billion |
| 45 | Providence Bank & Trust | South Holland, IL | $1.6 billion | $1.6 billion |
| 46 | Dieterich Bank | Effingham, IL | $1.6 billion | $1.6 billion |
| 47 | Central Bank Illinois | Geneseo, IL | $1.5 billion | $1.5 billion |
| 48 | Amalgamated Bank of Chicago | Chicago, IL | $1.3 billion | $1.3 billion |
| 49 | First Bankers Trust Company N.A. | Quincy, IL | $1.2 billion | $1.2 billion |
| 50 | Bank of Pontiac | Pontiac, IL | $1.2 billion | $1.2 billion |
| 51 | American Community Bank & Trust | Woodstock, IL | $1.2 billion | $1.2 billion |
| 52 | The Federal Savings Bank | Chicago, IL | $1.1 billion | $1.1 billion |
| 53 | Belmont Bank & Trust Company | Chicago, IL | $1.1 billion | $1.1 billion |
| 54 | First Southern Bank | Marion, IL | $1.0 billion | $1.0 billion |
| 55 | Cornerstone National Bank & Trust Company | Palatine, IL | $1.0 billion | $1.0 billion |
| 56 | International Bank of Chicago | Chicago, IL | $983 million | $983 million |
| 57 | First National Bank of Waterloo | Waterloo, IL | $929 million | $929 million |
| 58 | Fortress Bank | Peoria, IL | $897 million | $897 million |
| 59 | Farmers National Bank | Prophetstown, IL | $896 million | $896 million |
| 60 | Liberty Bank for Savings | Chicago, IL | $869 million | $869 million |
| 61 | Resource Bank N.A. | Dekalb, IL | $869 million | $869 million |
| 62 | Millennium Bank | Des Plaines, IL | $844 million | $844 million |
| 63 | Prairie State Bank & Trust | Springfield, IL | $840 million | $840 million |
| 64 | Cibm Bank | Champaign, IL | $820 million | $820 million |
| 65 | Sauk Valley Bank & Trust Company | Sterling, IL | $791 million | $791 million |
| 66 | First Savings Bank of Hegewisch | Chicago, IL | $787 million | $787 million |
| 67 | Home State Bank/National Association | Crystal Lake, IL | $776 million | $776 million |
| 68 | Itasca Bank & Trust Co. | Itasca, IL | $771 million | $771 million |
| 69 | The Peoples State Bank of Newton, Illinois | Newton, IL | $737 million | $737 million |
| 70 | Midwest Bank | Monmouth, IL | $736 million | $736 million |
| 71 | First Neighbor Bank N.A. | Toledo, IL | $736 million | $736 million |
| 72 | Longview Bank | Ogden, IL | $732 million | $732 million |
| 73 | The Bradford National Bank of Greenville | Greenville, IL | $723 million | $723 million |
| 74 | Albany Bank & Trust Co. N.A. | Chicago, IL | $722 million | $722 million |
| 75 | Hickory Point Bank and Trust | Decatur, IL | $718 million | $718 million |
| 76 | Prospect Bank | Paris, IL | $716 million | $716 million |
| 77 | Time Bank | Park Ridge, IL | $713 million | $713 million |
| 78 | Bankorion | Orion, IL | $688 million | $688 million |
| 79 | Midamerica National Bank | Canton, IL | $685 million | $685 million |
| 80 | Constitution Bank N.A. | Hillsboro, IL | $683 million | $683 million |
| 81 | Apple River State Bank | Apple River, IL | $675 million | $675 million |
| 82 | Peoples Bank & Trust | Pana, IL | $657 million | $657 million |
| 83 | First Eagle Bank | Chicago, IL | $650 million | $650 million |
| 84 | Stillman Banccorp N.A. | Stillman Valley, IL | $646 million | $646 million |
| 85 | Legence Bank | Eldorado, IL | $643 million | $643 million |
| 86 | Bank & Trust Company | Litchfield, IL | $641 million | $641 million |
| 87 | Trustbank | Olney, IL | $640 million | $640 million |
| 88 | The First National Bank of Carmi | Carmi, IL | $622 million | $622 million |
| 89 | The Fairfield National Bank | Fairfield, IL | $621 million | $621 million |
| 90 | Peoples National Bank of Kewanee | Kewanee, IL | $588 million | $588 million |
| 91 | Washington Savings Bank | Effingham, IL | $585 million | $585 million |
| 92 | Fnbc Bank and Trust | La Grange, IL | $582 million | $582 million |
| 93 | Bank of Belleville | Belleville, IL | $563 million | $563 million |
| 94 | Lisle Savings Bank | Lisle, IL | $545 million | $545 million |
| 95 | First Nations Bank | Chicago, IL | $537 million | $537 million |
| 96 | Pan American Bank & Trust | Melrose Park, IL | $536 million | $536 million |
| 97 | Citizens Community Bank | Mascoutah, IL | $531 million | $531 million |
| 98 | First Secure Community Bank | Sugar Grove, IL | $529 million | $529 million |
| 99 | Germantown Trust & Savings Bank | Breese, IL | $524 million | $524 million |
| 100 | First Robinson Savings Bank N.A. | Robinson, IL | $512 million | $512 million |
Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings