Wisconsin has about 121 different credit unions with LANDMARK CREDIT UNION being the largest credit union in Wisconsin having more than $5.53 billion in total assets and over 368,786 members.
| Name | Membership | Total Assets |
|---|---|---|
| 1ST CLASS EXPRESS CREDIT UNIONPO BOX 1 WAUKESHA, WI 53187-0001 | State chartered natural person | $2,906,770 |
| 1ST COMMUNITY CREDIT UNIONP.O. BOX 167 SPARTA, WI 54656 | State chartered natural person | $216,843,194 |
| AIR TECH CREDIT UNION1919 E.GRANGE AVE MILWAUKEE, WI 53207-6104 | State chartered natural person | $3,320,919 |
| ALLOY EMPLOYEES CREDIT UNION1045 PERKINS AVE WAUKESHA, WI 53186 | State chartered natural person | $377,243 |
| ALTRA FEDERAL CREDIT UNION1700 OAK FOREST DR ONALASKA, WI 54650 | Multiple common bond - Primarily machinery | $2,119,740,676 |
| APPLETREE CREDIT UNION11333 W. Greenfield WEST ALLIS, WI 53214 | State chartered natural person | $142,988,955 |
| ARCADIA CREDIT UNIONPO Box 187 ARCADIA, WI 54612 | State chartered natural person | $100,595,553 |
| ATHENS AREA CREDIT UNIONPO BOX 98 ATHENS, WI 54411 | State chartered natural person | $46,382,256 |
| AVESTAR CREDIT UNION125 W Madison St WATERLOO, WI 53594 | State chartered natural person | $34,306,506 |
| BADGER-GLOBE CREDIT UNION260 N GREEN BAY RD NEENAH, WI 54956 | State chartered natural person | $54,404,200 |
| BAY SHORE CREDIT UNIONP.O. BOX 655 MARINETTE, WI 54143 | State chartered natural person | $42,311,495 |
| BLACKHAWK COMMUNITY CREDIT UNIONPO Box 5366 JANESVILLE, WI 53547 | State chartered natural person | $803,207,478 |
| BRANTWOOD CREDIT UNIONPO BOX 6 BRANTWOOD, WI 54513 | State chartered natural person | $6,608,209 |
| BREWERY CREDIT UNION1351 N DR MARTIN LUTHER KING JR DR MILWAUKEE, WI 53212-4024 | State chartered natural person | $59,294,730 |
| BROKAW CREDIT UNIONPO BOX 199 WESTON, WI 54476-2381 | State chartered natural person | $67,972,959 |
| CAPITAL CREDIT UNIONPO Box 2526 GREEN BAY, WI 54306 | State chartered natural person | $2,091,410,894 |
| CENTRAL WISCONSIN CREDIT UNION1301 Post Rd PLOVER, WI 54467 | State chartered natural person | $49,994,157 |
| CLOVERBELT CREDIT UNIONPO BOX 659 WAUSAU, WI 54402-0659 | State chartered natural person | $293,875,751 |
| CO-OP CREDIT UNIONPO Box 157 BLACK RIVER FAL, WI 54615 | State chartered natural person | $442,410,015 |
| COMMUNITY FIRST CREDIT UNIONPO Box 1487 APPLETON, WI 54912-1487 | State chartered natural person | $4,536,490,617 |