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5 Best Credit Unions in Illinois - 2025 Sortable APR Guide


Top credit unions in Illinois ranked by best APR.

Sort the best APR by loan type, and see how these rates affect car payments in our Illinois car payment calculator.

Car rates are for 72 months. The rates listed are the best offered by the top credit unions in Illinois for A-tier credit scores.
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The APR listed may change at any time. Rates vary based on application date, terms, and credit rating.
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Sort rates by clicking the top of the list.
Best Credit Unions in Illinois
Rank Credit Union Car APR Home APR CC APR Locations
1 BCU 40
2 CEFCU 35
3 Scott 25
4 Consumers 20
5 Credit Union 1 15
Compare the best banks in Illinois
BCU
BCU was established in 1980 and has over 325,000 members at 38 credit unions in Illinois. Original membership included Baxter Healthcare employees.

Anyone can join after subscribing to the BCU newsletter on the membership page. The ways to join also include residents of DuPage, Kane, Lake, McHenry, or Cook County north of 95th St.

BCU ranks as the best credit union in Illinois on our 2025 list for competitive rates on all loan types with many branches that are easy to join.

Headquarters: 300 N Milwaukee Ave, Vernon Hills, IL 60061
Top Credit Union Award
Citizens Equity First Credit Union
CEFCU was established in 1937 and serves over 400,000 members at 32 locations in Illinois.

Founded to serve the employees of Caterpillar Tractor Company, CEFCU originally meant Caterpillar Employees Federal Credit Union.

The field of membership includes employees or retirees of Caterpillar Inc, and residents who live or work within the member region in central Illinois as listed in the ways to join CEFCU.

Headquarters: 5401 W Dirksen Pkwy, Peoria, IL 61607
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Scott Credit Union
SCU was founded in 1943 and has 155,000 members at 25 locations in IL.

The field of membership includes military personnel and civilian employees of Scott Airforce Base. Residents of the following counties in Illinois also qualify: Bond, Calhoun, Christian, Clinton, Cook, Crawford, DuPage, Effingham, Fayette, Franklin, Greene, Jackson, Jasper, Jefferson, Jersey, Macoupin, Madison, Marion, Monroe, Montgomery, Morgan, Perry, Randolph, St Clair, Sangamon, Shelby, Washington, Will, Williamson.

Headquarters: 101 Credit Union Way, Edwardsville, IL 62025
Consumers Credit Union
CCU was established in 1930 as a way to buy milk directly from farmers instead of using milk dealers. It has 210,000 members at 18 branches.

Membership is open to everyone who joins the Consumers Cooperative Association.

Headquarters: 1075 Tri State Pkwy, Suite 850, Gurnee, IL 60031
Credit Union 1
CU1 was established in 1958 and has over 100,000 members at 16 branches in Illinois. The original members were from Chanute Air Force Base in Rantoul, Illinois.

Anyone can join by first becoming a member of the CU1 Educational Development Association.

Headquarters: 200 E Champaign Ave, Rantoul, IL 61866
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