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 |
|---|---|---|
| MEA CREDIT UNION2 Sage Dr MONTICELLO, IL 61856 | State chartered natural person | $749,257 |
| MEMBERS ""FIRST"" COMMUNITY CREDIT UNION1201 N 24th St QUINCY, IL 62301 | State chartered natural person | $102,706,841 |
| MEMBERSALLIANCE CREDIT UNION2550 S Alpine Rd ROCKFORD, IL 61108-7813 | State chartered natural person | $284,197,794 |
| MERCER CREDIT UNION100 SE 3rd Ave ALEDO, IL 61231-1740 | State chartered natural person | $2,467,395 |
| METRO FEDERAL CREDIT UNION2440 E Rand Rd ARLINGTON HEIGHTS, IL 60004-5802 | Community credit unions, urban or rural, other than those designated 'low income' | $71,979,802 |
| METROPOLITAN ""L"" FEDERAL CREDIT UNION949 S Ridgeland Ave OAK PARK, IL 60304-2113 | Multiple common bond - Primarily transportation | $9,626,830 |
| MID-ILLINI CREDIT UNION1811 Eastland Dr BLOOMINGTON, IL 61704 | State chartered natural person | $88,115,978 |
| MIDWEST COALITION OF LABOR CREDIT UNION6240 Joliet Rd COUNTRYSIDE, IL 60525 | State chartered natural person | $75,499,743 |
| MIDWEST MEMBERS CREDIT UNION101 Wesley Dr. WOOD RIVER, IL 62095 | State chartered natural person | $211,300,928 |
| MOLEX EMPLOYEES FEDERAL CREDIT UNION2222 Wellington Ct LISLE, IL 60532 | Manufacturing - All Other | $6,729,328 |
| MOLINE MUNICIPAL CREDIT UNION3401 16th St MOLINE, IL 61265-6080 | State chartered natural person | $63,368,944 |
| MT. ZION CREDIT UNION2500W 30th ST ZION, IL 60099-3016 | State chartered natural person | $399,497 |
| MWRD EMPLOYEES CREDIT UNION100 E Erie St CHICAGO, IL 60611-2829 | State chartered natural person | $39,644,451 |
| N.I.C.E. FEDERAL CREDIT UNION611 E State St Ste 9 GENEVA, IL 60134-2372 | Multiple common bond - Primarily federal, state, local government | $2,756,149 |
| NEW CENTURY FEDERAL CREDIT UNION291 Springfield Ave JOLIET, IL 60435-6509 | Multiple common bond - Primarily primary and fabricated metals | $56,681,103 |
| NEW HORIZON CREDIT UNION1019 E FAIRCHILD ST DANVILLE, IL 61832 | State chartered natural person | $15,513,060 |
| NORMAL CITY EMPLOYEES FEDERAL CREDIT UNION100 E Phoenix Ave NORMAL, IL 61761-3018 | Federal, State, Local Government | $4,423,147 |
| NORTHERN ILLINOIS FEDERAL CREDIT UNION817 W LINCOLN HWY DEKALB, IL 60115 | Community credit unions, urban or rural, other than those designated 'low income' | $18,646,829 |
| NORTHSIDE L FEDERAL CREDIT UNION1419 W Roosevelt Rd BROADVIEW, IL 60155 | Multiple common bond - Primarily transportation | $5,047,659 |
| NORTHSTAR CREDIT UNION3S555 Winfield Rd WARRENVILLE, IL 60555 | State chartered natural person | $211,773,221 |