Wisconsin has about 121 different credit unions with LANDMARK CREDIT UNION being the largest credit union in Wisconsin having more than $5.79 billion in total assets and over 370,258 members.
| Name | Membership | Total Assets |
|---|---|---|
| 1ST CLASS EXPRESS CREDIT UNIONPO BOX 1 WAUKESHA, WI 53187-0001 | State chartered natural person | $3,669,692 |
| 1ST COMMUNITY CREDIT UNIONP.O. BOX 167 SPARTA, WI 54656 | State chartered natural person | $218,595,407 |
| AIR TECH CREDIT UNION1919 E.GRANGE AVE MILWAUKEE, WI 53207-6104 | State chartered natural person | $3,171,228 |
| ALLOY EMPLOYEES CREDIT UNION1045 PERKINS AVE WAUKESHA, WI 53186 | State chartered natural person | $403,389 |
| ALTRA FEDERAL CREDIT UNION1700 OAK FOREST DR ONALASKA, WI 54650 | Multiple common bond - Primarily machinery | $2,168,020,282 |
| APPLETREE CREDIT UNION11333 W. Greenfield WEST ALLIS, WI 53214 | State chartered natural person | $143,613,932 |
| ARCADIA CREDIT UNIONPO Box 187 ARCADIA, WI 54612 | State chartered natural person | $104,127,590 |
| ATHENS AREA CREDIT UNIONPO BOX 98 ATHENS, WI 54411 | State chartered natural person | $48,887,307 |
| AVESTAR CREDIT UNION125 W Madison St WATERLOO, WI 53594 | State chartered natural person | $35,682,323 |
| BADGER-GLOBE CREDIT UNION260 N GREEN BAY RD NEENAH, WI 54956 | State chartered natural person | $56,678,915 |
| BAY SHORE CREDIT UNIONP.O. BOX 655 MARINETTE, WI 54143 | State chartered natural person | $43,704,480 |
| BLACKHAWK COMMUNITY CREDIT UNIONPO Box 5366 JANESVILLE, WI 53547 | State chartered natural person | $838,547,055 |
| BRANTWOOD CREDIT UNIONPO BOX 6 BRANTWOOD, WI 54513 | State chartered natural person | $6,997,828 |
| BREWERY CREDIT UNION1351 N DR MARTIN LUTHER KING JR DR MILWAUKEE, WI 53212-4024 | State chartered natural person | $57,845,390 |
| BROKAW CREDIT UNIONPO BOX 199 WESTON, WI 54476-2381 | State chartered natural person | $69,251,514 |
| CAPITAL CREDIT UNIONPO Box 2526 GREEN BAY, WI 54306 | State chartered natural person | $2,132,738,600 |
| CENTRAL WISCONSIN CREDIT UNION1301 Post Rd PLOVER, WI 54467 | State chartered natural person | $51,957,835 |
| CLOVERBELT CREDIT UNIONPO BOX 659 WAUSAU, WI 54402-0659 | State chartered natural person | $297,122,591 |
| CO-OP CREDIT UNIONPO Box 157 BLACK RIVER FAL, WI 54615 | State chartered natural person | $456,689,550 |
| COMMUNITY FIRST CREDIT UNIONPO Box 1487 APPLETON, WI 54912-1487 | State chartered natural person | $4,729,510,890 |