Wisconsin has about 121 different credit unions with SUMMIT CREDIT UNION being the largest credit union in Wisconsin having more than $7.96 billion in total assets and over 273,364 members.
| Name | Membership | Total Assets |
|---|---|---|
| SUMMIT CREDIT UNION1709 Landmark Dr COTTAGE GROVE, WI 53527-8957 | State chartered natural person | $7,958,777,885 |
| SUPERIOR CHOICE CREDIT UNION2817 Tower Ave SUPERIOR, WI 54880-5320 | State chartered natural person | $699,303,040 |
| SUPERIOR MUNICIPAL EMPLOYEES CREDIT UNION1316 N 14th St SUPERIOR, WI 54880 | State chartered natural person | $3,101,956 |
| TAYLOR CREDIT UNION825 E Allman St MEDFORD, WI 54451 | State chartered natural person | $84,668,456 |
| TEACHERS CREDIT UNION2315 Prairie Ave BELOIT, WI 53511-2623 | State chartered natural person | $38,528,073 |
| THRIVENT FEDERAL CREDIT UNION3600 Commerce Ct APPLETON, WI 54911-8580 | Associational - Fraternal, other than those designated 'low-income' | $888,565,205 |
| TOMAH AREA CREDIT UNION940 N Superior Ave TOMAH, WI 54660 | State chartered natural person | $116,115,238 |
| TRI-COUNTY CREDIT UNION2205 Hall Ave MARINETTE, WI 54143 | State chartered natural person | $40,491,583 |
| UNISON CREDIT UNION1616 Crooks Ave KAUKAUNA, WI 54130 | State chartered natural person | $364,736,101 |
| UNITEDONE CREDIT UNION1117 S 10th St MANITOWOC, WI 54220-5211 | State chartered natural person | $321,013,161 |
| UNIVERSITY OF WISCONSIN CREDIT UNION8033 Excelsior Dr MADISON, WI 53717 | State chartered natural person | $6,174,111,524 |
| UTILITIES CREDIT UNIONPO BOX 8 EAU CLAIRE, WI 54702 | State chartered natural person | $6,841,574 |
| VALLEY COMMUNITIES CREDIT UNION888 State Highway 153 MOSINEE, WI 54455-9684 | State chartered natural person | $291,710,417 |
| VERVE, A CREDIT UNION2900 Universal St OSHKOSH, WI 54904 | State chartered natural person | $1,586,895,546 |
| WEA CREDIT UNION33 Nob Hill Rd MADISON, WI 53713 | State chartered natural person | $40,357,012 |
| WESTBY CO-OP CREDIT UNION501 N Main St WESTBY, WI 54667 | State chartered natural person | $972,871,024 |
| WESTCONSIN CREDIT UNION3227 Schneider Ave SE MENOMONIE, WI 54751 | State chartered natural person | $2,137,023,875 |
| WINNEBAGO COMMUNITY CREDIT UNION567 E Snell Rd OSHKOSH, WI 54901 | State chartered natural person | $166,990,101 |
| WISCONSIN LATVIAN, INC. CREDIT UNION1853 N 75th St MILWAUKEE, WI 53213 | State chartered natural person | $3,097,052 |
| WISCONSIN MEDICAL CREDIT UNION1677 S Webster Ave GREEN BAY, WI 54301 | State chartered natural person | $15,267,180 |