Wisconsin has about 121 different credit unions with LANDMARK CREDIT UNION being the largest credit union in Wisconsin having more than $6.13 billion in total assets and over 376,612 members.
| Name | Membership | Total Assets |
|---|---|---|
| 1ST CLASS EXPRESS CREDIT UNION416 E Main St WAUKESHA, WI 53186 | State chartered natural person | $2,890,925 |
| 1ST COMMUNITY CREDIT UNION1000 W Wisconsin St SPARTA, WI 54656-2230 | State chartered natural person | $245,200,194 |
| AIR TECH CREDIT UNION1919 E Grange Ave MILWAUKEE, WI 53207-6104 | State chartered natural person | $3,208,389 |
| ALLOY EMPLOYEES CREDIT UNION1045 Perkins Ave WAUKESHA, WI 53186 | State chartered natural person | $370,586 |
| ALTRA FEDERAL CREDIT UNION1700 Oak Forest Dr ONALASKA, WI 54650 | Multiple common bond - Primarily machinery | $2,439,003,405 |
| APPLETREE CREDIT UNION11333 W Greenfield Ave WEST ALLIS, WI 53214-2260 | State chartered natural person | $137,541,976 |
| ARCADIA CREDIT UNION535 Dettloff Dr ARCADIA, WI 54612-1737 | State chartered natural person | $111,971,638 |
| ATHENS AREA CREDIT UNION112 ALFRED ST ATHENS, WI 54411 | State chartered natural person | $52,700,388 |
| AVESTAR CREDIT UNION125 W Madison St WATERLOO, WI 53594 | State chartered natural person | $38,238,970 |
| BADGER-GLOBE CREDIT UNION260 N Green Bay rd NEENAH, WI 54956 | State chartered natural person | $56,725,459 |
| BAY SHORE CREDIT UNION1514 Cleveland Ave MARINETTE, WI 54143-3921 | State chartered natural person | $46,032,758 |
| BLACKHAWK COMMUNITY CREDIT UNION2640 W Court St JANESVILLE, WI 53548 | State chartered natural person | $842,143,556 |
| BRANTWOOD CREDIT UNIONW1505 US highway 8 BRANTWOOD, WI 54513 | State chartered natural person | $7,475,805 |
| BREWERY CREDIT UNION1351 N DR MARTIN LUTHER KING JR DR MILWAUKEE, WI 53212-4024 | State chartered natural person | $61,843,053 |
| BROKAW CREDIT UNION2006 Schofield Ave WESTON, WI 54476-2381 | State chartered natural person | $72,010,560 |
| CAPITAL CREDIT UNION825 Morris Ave GREEN BAY, WI 54304 | State chartered natural person | $2,329,637,757 |
| CENTRAL WISCONSIN CREDIT UNION1301 Post Rd PLOVER, WI 54467 | State chartered natural person | $54,273,065 |
| CLOVERBELT CREDIT UNION110 McIndoe St WAUSAU, WI 54403-4742 | State chartered natural person | $311,900,886 |
| CO-OP CREDIT UNION100 E Main St BLACK RIVER FALLS, WI 54615 | State chartered natural person | $495,010,920 |
| COMMUNITY FIRST CREDIT UNION1575 Dresang Way NEENAH, WI 54956 | State chartered natural person | $5,167,752,169 |