Illinois has about 241 different credit unions with ALLIANT CREDIT UNION being the largest credit union in Illinois having more than $20.32 billion in total assets and over 941,349 members.
| Name | Membership | Total Assets |
|---|---|---|
| ILLINOIS VALLEY CREDIT UNION1311 Shooting Park Rd PERU, IL 61354 | State chartered natural person | $37,211,022 |
| IMPERIAL CREDIT UNION1130 S 16th St SPRINGFIELD, IL 62703-2643 | State chartered natural person | $73,742 |
| IRSE CREDIT UNION3101 Constitution Dr Ste 111 SPRINGFIELD, IL 62704 | State chartered natural person | $8,787,322 |
| ISRAEL METHCOMM FEDERAL CREDIT UNION7620 S Cottage Grove Ave CHICAGO, IL 60619-2517 | Multiple common bond - Primarily faith based | $2,145,576 |
| JOLIET FIREFIGHTERS CREDIT UNION1000 Galway Rd JOLIET, IL 60431-8627 | State chartered natural person | $8,045,989 |
| JOLIET MUNICIPAL EMPLOYEES FEDERAL CREDIT UNION818 e cass st JOLIET, IL 60432 | Federal, State, Local Government | $11,308,165 |
| KANE COUNTY TEACHERS CREDIT UNION111 S Hawthorne St ELGIN, IL 60123 | State chartered natural person | $373,357,048 |
| KANKAKEE FEDERATION OF TEACHERS CREDIT UNION1200 W Jeffery St KANKAKEE, IL 60901-4667 | State chartered natural person | $10,405,108 |
| KANKAKEE TERMINAL BELT CREDIT UNION1370 W Court St KANKAKEE, IL 60901 | State chartered natural person | $7,118,349 |
| KASKASKIA VALLEY CREDIT UNION401 S Poplar St CENTRALIA, IL 62801 | State chartered natural person | $27,498,585 |
| KEMBA PEORIA CREDIT UNION2318 W WILLOW KNOLLS DR PEORIA, IL 61614 | State chartered natural person | $12,878,495 |
| KONE EMPLOYEES CREDIT UNION4502 27th St Ste K MOLINE, IL 61265 | State chartered natural person | $21,118,340 |
| LAND OF LINCOLN CREDIT UNION4850 E Prosperity Place DECATUR, IL 62521 | State chartered natural person | $475,412,790 |
| LANDMARK CREDIT UNION506 W Fairchild St DANVILLE, IL 61832 | State chartered natural person | $117,249,086 |
| LEYDEN CREDIT UNIONPO Box 236 FRANKLIN PARK, IL 60131 | State chartered natural person | $100,565,422 |
| LINXUS CREDIT UNION1405 W Lane Rd Ste A MACHESNEY PARK, IL 61115-1660 | State chartered natural person | $17,592,045 |
| LOYOLA UNIVERSITY EMPLOYEES FEDERAL CREDIT UNION2160 S 1st Ave Bldg 105 MAYWOOD, IL 60153-3328 | Educational | $38,317,580 |
| M.W.P.H. GRAND LODGE OF ILLINOIS FEDERAL CREDIT UNION809 E 42ND PL CHICAGO, IL 60653 | Associational - Fraternal, other than those designated 'low-income' | $431,331 |
| MAROON FINANCIAL CREDIT UNION5525 S Ellis Ave Ste C CHICAGO, IL 60637 | State chartered natural person | $52,429,980 |
| MATERNITY B.V.M. CREDIT UNION7 Heritage Dr BOURBONNAIS, IL 60914-2514 | State chartered natural person | $12,239,138 |