Wisconsin has about 121 different credit unions with LANDMARK CREDIT UNION being the largest credit union in Wisconsin having more than $5.64 billion in total assets and over 370,278 members.
| Name | Membership | Total Assets |
|---|---|---|
| 1ST CLASS EXPRESS CREDIT UNIONPO BOX 1 WAUKESHA, WI 53187-0001 | State chartered natural person | $3,648,680 |
| 1ST COMMUNITY CREDIT UNIONP.O. BOX 167 SPARTA, WI 54656 | State chartered natural person | $218,334,523 |
| AIR TECH CREDIT UNION1919 E.GRANGE AVE MILWAUKEE, WI 53207-6104 | State chartered natural person | $3,272,009 |
| ALLOY EMPLOYEES CREDIT UNION1045 PERKINS AVE WAUKESHA, WI 53186 | State chartered natural person | $389,549 |
| ALTRA FEDERAL CREDIT UNION1700 OAK FOREST DR ONALASKA, WI 54650 | Multiple common bond - Primarily machinery | $2,129,735,067 |
| APPLETREE CREDIT UNION11333 W. Greenfield WEST ALLIS, WI 53214 | State chartered natural person | $145,250,395 |
| ARCADIA CREDIT UNIONPO Box 187 ARCADIA, WI 54612 | State chartered natural person | $101,901,148 |
| ATHENS AREA CREDIT UNIONPO BOX 98 ATHENS, WI 54411 | State chartered natural person | $48,278,577 |
| AVESTAR CREDIT UNION125 W Madison St WATERLOO, WI 53594 | State chartered natural person | $34,559,643 |
| BADGER-GLOBE CREDIT UNION260 N GREEN BAY RD NEENAH, WI 54956 | State chartered natural person | $55,276,022 |
| BAY SHORE CREDIT UNIONP.O. BOX 655 MARINETTE, WI 54143 | State chartered natural person | $42,904,143 |
| BLACKHAWK COMMUNITY CREDIT UNIONPO Box 5366 JANESVILLE, WI 53547 | State chartered natural person | $824,110,930 |
| BRANTWOOD CREDIT UNIONPO BOX 6 BRANTWOOD, WI 54513 | State chartered natural person | $6,995,460 |
| BREWERY CREDIT UNION1351 N DR MARTIN LUTHER KING JR DR MILWAUKEE, WI 53212-4024 | State chartered natural person | $58,072,025 |
| BROKAW CREDIT UNIONPO BOX 199 WESTON, WI 54476-2381 | State chartered natural person | $69,055,412 |
| CAPITAL CREDIT UNIONPO Box 2526 GREEN BAY, WI 54306 | State chartered natural person | $2,104,212,334 |
| CENTRAL WISCONSIN CREDIT UNION1301 Post Rd PLOVER, WI 54467 | State chartered natural person | $52,117,456 |
| CLOVERBELT CREDIT UNIONPO BOX 659 WAUSAU, WI 54402-0659 | State chartered natural person | $299,456,757 |
| CO-OP CREDIT UNIONPO Box 157 BLACK RIVER FAL, WI 54615 | State chartered natural person | $443,485,402 |
| COMMUNITY FIRST CREDIT UNIONPO Box 1487 APPLETON, WI 54912-1487 | State chartered natural person | $4,630,021,821 |