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Size ranking · Wisconsin · NCUA 5300 data as of Q2 2026

Largest Credit Unions in Wisconsin by Total Assets

Credit unions are ranked by headquarters state: this list covers the 98 credit unions headquartered in Wisconsin, by total assets. Summit Credit Union is the largest, with $8.52B in total assets and 281,962 members as of June 30, 2026, from its NCUA 5300 call report.

Largest in Wisconsin
Summit Credit Union
Its total assets
$8.52B
Credit unions in Wisconsin
98
Their combined assets
$76.63B

Every credit union in Wisconsin, by assets

Select a column heading to sort. Ranked within Wisconsin by total assets, Q2 2026.

Credit unions headquartered in Wisconsin ranked by total assets, Q2 2026, with city, members and net worth ratio.
1 Summit Credit Union Cottage Grove $8.52B 281,962 10.34%
2 Landmark Credit Union Brookfield $7.91B 407,868 10.67%
3 Community First Credit Union Appleton $6.84B 166,721 12.85%
4 University of Wisconsin Credit Union Madison $6.72B 396,812 9.21%
5 Royal Credit Union Eau Claire $5.91B 342,847 10.83%
6 Covantage Credit Union Antigo $4.21B 186,054 9.77%
7 Connexus Credit Union Wausau $4.14B 417,271 7.37%
8 Educators Credit Union Mount Pleasant $3.99B 232,579 13.92%
9 Fox Communities Credit Union Appleton $3.39B 142,543 10.92%
10 Altra Federal Credit Union La Crosse $3.14B 160,726 12.68%
11 Capital Credit Union Green Bay $2.79B 129,276 12.34%
12 Westconsin Credit Union Menomonie $2.25B 128,032 12.95%
13 Verve a Credit Union Oshkosh $1.58B 63,472 9.84%
14 Marine Credit Union La Crosse $1.14B 75,288 12.19%
15 Westby Co-Op Credit Union Westby $1.02B 41,714 15.64%
16 Blackhawk Community Credit Union Janesville $947.3M 44,070 10.77%
17 Kohler Credit Union Sheboygan $776.4M 53,417 10.80%
18 Superior Choice Credit Union Superior $730.3M 36,895 7.54%
19 Heartland Credit Union Madison $666.8M 33,674 11.69%
20 Co-Op Credit Union Black River Falls $626.8M 23,862 11.55%
21 Simplicity Credit Union Marshfield $546.7M 29,138 9.82%
22 PCM Credit Union Green Bay $514.6M 15,690 10.52%
23 Fort Community Credit Union Fort Atkinson $449.8M 21,656 11.73%
24 First Community Credit Union of Beloit Beloit $410.2M 34,428 10.69%
25 Park City Credit Union Merrill $397.4M 26,773 9.92%
26 Unison Credit Union Kaukauna $393.6M 18,069 9.71%
27 Prospera Credit Union Appleton $378.9M 21,472 9.09%
28 Cloverbelt Credit Union Wausau $354.2M 16,393 12.37%
29 Unitedone Credit Union Manitowoc $348.3M 19,002 11.82%
30 Valley Communities Credit Union Mosinee $306.9M 16,031 12.97%
31 Guardian Credit Union Oak Creek $294.2M 24,923 10.35%
32 1st Community Credit Union Sparta $287.6M 15,783 10.16%
33 Glacier Hills Credit Union West Bend $285.8M 17,068 10.98%
34 Northwestern Mutual Credit Union Milwaukee $285.6M 6,939 11.07%
35 Ripco Credit Union Rhinelander $188.8M 12,970 9.99%
36 Members' Advantage Credit Union Wisconsin Rapids $185.2M 11,153 19.23%
37 N.E.W. Credit Union Oconto Falls $178.2M 12,272 11.09%
38 Winnebago Community Credit Union Oshkosh $176.1M 8,541 13.75%
39 Sentry Credit Union Stevens Point $172.5M 7,231 12.41%
40 Prime Financial Credit Union Cudahy $161.3M 15,845 10.09%
41 Shoreline Credit Union Two Rivers $160.0M 8,064 10.12%
42 Arcadia Credit Union Arcadia $144.2M 7,046 12.89%
43 Firefighters Credit Union La Crosse $133.0M 4,919 16.12%
44 Premier Financial Credit Union New Holstein $132.4M 8,394 13.55%
45 Oakdale Credit Union Tomah $132.4M 11,414 13.35%
46 Tomah Area Credit Union Tomah $125.9M 6,638 12.45%
47 Governmental Employees Credit Union La Crosse $121.8M 6,864 9.40%
48 Southern Lakes Credit Union Kenosha $112.6M 9,683 9.73%
49 Indianhead Credit Union Spooner $101.2M 7,332 14.98%
50 Sheboygan Area Credit Union Sheboygan $93.4M 6,911 15.26%
51 Northwoods Community Credit Union Park Falls $93.1M 7,944 10.86%
52 Marshfield Medical Center Credit Union Marshfield $91.0M 3,654 7.79%
53 Taylor Credit Union Medford $89.1M 7,229 10.28%
54 Forward Financial Credit Union Niagara $85.9M 7,832 13.53%
55 Gundersen Credit Union La Crosse $85.3M 4,828 13.80%
56 Fond Du Lac Credit Union Fond du Lac $84.9M 5,826 13.62%
57 Brokaw Credit Union Weston $73.9M 5,717 12.10%
58 Avestar Credit Union Waterloo $68.2M 5,803 11.90%
59 Evergreen Credit Union Neenah $65.3M 3,386 13.99%
60 Madison Credit Union Madison $65.1M 3,117 11.04%
61 Focus Credit Union Wauwatosa $61.7M 6,437 14.01%
62 Brewery Credit Union Milwaukee $58.8M 7,626 23.56%
63 Central Wisconsin Credit Union Plover $56.3M 3,587 10.81%
64 Linden Credit Union Neenah $51.6M 2,379 13.64%
65 First Choice Credit Union Marshfield $51.0M 4,503 16.34%
66 Athens Area Credit Union Athens $49.9M 2,989 13.35%
67 Bay Shore Credit Union Marinette $48.2M 3,303 18.64%
68 Iron County Community Credit Union Hurley $47.4M 3,815 18.58%
69 Marathon County Employees Credit Union Wausau $46.5M 2,826 16.28%
70 County-City Credit Union Jefferson $43.6M 2,956 11.30%
71 Tri-County Credit Union Marinette $43.3M 3,029 11.10%
72 Wea Credit Union Madison $43.2M 2,858 11.73%
73 Golden Rule Community Credit Union Ripon $42.6M 2,936 12.00%
74 Ripple Credit Union Oshkosh $38.9M 2,438 14.84%
75 Teachers Credit Union Beloit $37.6M 2,221 12.23%
76 Meadowland Credit Union Sheboygan Falls $35.9M 2,655 8.10%
77 Mcu Financial Center Credit Union Racine $31.2M 2,722 10.56%
78 Racine Municipal Employees Credit Union Racine $25.9M 1,890 12.86%
79 Oshkosh Community Credit Union Oshkosh $20.3M 2,490 11.23%
80 Holy Family Memorial Credit Union Manitowoc $19.7M 1,292 11.09%
81 M.E. Employees Credit Union Wausau $19.0M 1,300 9.80%
82 Lakewood Credit Union Rib Lake $16.0M 1,141 10.92%
83 Wisconsin Medical Credit Union Green Bay $15.9M 1,222 12.39%
84 Public Service Credit Union Wausau $13.9M 988 19.33%
85 Service Credit Union Green Bay $13.3M 999 22.11%
86 Kenosha Police and Firemens Credit Union Kenosha $9.3M 1,082 37.91%
87 Brantwood Credit Union Brantwood $7.3M 784 9.43%
88 Compassionate Care Credit Union Fond du Lac $6.9M 1,053 10.47%
89 Madison Fire Department Credit Union Madison $5.5M 841 19.86%
90 Wisconsin Latvian Credit Union, Incorporated Milwaukee $3.2M 369 9.77%
91 Superior Municipal Employees Credit Union Superior $3.0M 529 16.50%
92 Lco Federal Credit Union Hayward $2.9M 1,310 13.70%
93 School Employees Credit Union Superior $2.4M 550 16.47%
94 Air Tech Credit Union Milwaukee $2.1M 650 27.62%
95 1st Class Express Credit Union Waukesha $2.1M 632 22.89%
96 Stoppenbach Credit Union Jefferson $1.8M 508 21.16%
97 Police Credit Union Sheboygan $905K 137 19.38%
98 Holy Redeemer Community Credit Union of Southeastern Wisconsin Milwaukee $748K 252 30.81%

Frequently asked questions

What is the largest credit union in Wisconsin?

Summit Credit Union is the largest credit union headquartered in Wisconsin by total assets, with $8.52B and 281,962 members as of June 30, 2026, according to its NCUA 5300 call report. Landmark Credit Union ranks second with $7.91B.

How many credit unions are in Wisconsin?

98 active federally insured credit unions headquartered in Wisconsin filed an NCUA 5300 call report for Q2 2026, with combined total assets of $76.63B. A credit union based in another state can still have branches and members in Wisconsin.

How are credit unions in Wisconsin ranked?

Each credit union is placed in the state of its headquarters and ranked by total assets (NCUA 5300 Account 010) from its latest quarterly call report. A credit union that has merged or closed since it filed is excluded.

Largest credit unions in other states

More in Wisconsin

Wisconsin credit union directory Largest banks in Wisconsin List of credit unions by asset size

Credit unions are insured by the National Credit Union Share Insurance Fund, not the FDIC. Search every one in the credit union directory.