Comparison · Q2 2026 call reports

Alliant Credit Union vs Lake Michigan Credit Union

Alliant Credit Union is the larger, with $20.0 billion in assets and 953,370 members, against $17.3 billion and 536,976 for Lake Michigan Credit Union. Lake Michigan Credit Union has the higher net worth ratio, 11.27% against 9.17%; Alliant Credit Union reported the lower new auto loan rate, 5.49% against 5.99%; and Alliant Credit Union paid members more on deposits, 3.17% of balances against 2.62%. Figures are from the call reports each filed with NCUA for the quarter ended June 30, 2026.

Charter 67955 · Chicago, IL

Alliant Credit Union

Illinois charter, opened 1935. NCUA peer group: $500 million and up. 1 offices in NCUA's branch file.

It is on our list of credit unions anyone in the US can join.

Charter 62514 · Grand Rapids, MI

Lake Michigan Credit Union

Michigan charter, opened 1933. NCUA peer group: $500 million and up. 81 offices in NCUA's branch file, in 2 states.

It is on our list of credit unions anyone in the US can join. It holds NCUA's low-income designation.

FigureAlliant Credit UnionLake Michigan Credit Union
Size
Total assets $20.0B99 $17.3B98
Members 953,37098 536,97697
Loans outstanding $15.9B98 $13.7B98
Shares and deposits $16.1B99 $14.7B98
Net worth $1.8B98 $1.9B98
Branches 00 7599
Employees 91494 1,87298
Growth (12 months)
Asset growth +0.27%13 +16.15%95
Member growth +3.08%65 +5.61%84
Loan growth +0.96%23 +8.35%70
Deposit growth +1.23%17 +17.49%95
Capital and reserves
Net worth ratio 9.17%16 11.27%59
Loss reserves to loans 1.94%93 0.90%43
Loss reserves to late loans 2.38x83 2.58x86
Earnings
Return on assets 0.94%62 1.23%80
Net interest margin 2.38%4 2.61%8
Dividends paid on deposits 3.17%99 2.62%96
Cost of funds 3.70%100 2.34%92
Efficiency ratio 43.61%99 61.07%85
Operating expense to assets 1.31%98 2.32%90
Non-interest income to assets 0.56%10 0.84%31
Fee income per member $6100 $6364
Credit loss expense to loans 0.95%17 0.31%71
Loan quality
Loans 60+ days late 0.81%39 0.35%84
Net charge-off rate 0.98%14 0.17%86
Loan rates on the call report
New auto loan rate 5.49%53 5.99%30
Used auto loan rate 5.84%57 7.99%10
Credit card rate 15.74%16 13.50%36
Personal loan rate 7.49%98 12.00%47
First mortgage rate 5.75%61 6.49%22
Home equity rate 3.99%99 6.49%76
Lending
Loan-to-share ratio 98.72%85 92.76%70
Auto loans, share of loans 3.38%3 7.93%9
Home loans, share of loans 52.93%67 68.18%90
Credit cards, share of loans 1.00%17 1.78%32
Business loans, share of loans 12.09%51 16.06%67
Auto loans outstanding $537M74 $1.1B89
Home loans outstanding $8.4B99 $9.3B99
Credit card balances $159M92 $243M95
Business loans outstanding $1.9B98 $2.2B99
Private student loans $5.0M85 $028
Average loan size $52K95 $46K92
Deposits
Certificates, share of deposits 35.13%79 28.52%52
Core deposits, share of deposits 59.02%25 67.45%55
Deposits over $250,000 12.31%77 18.51%95
Average deposits per member $17K67 $27K96
Liquidity
Investments to assets 12.17%56 3.38%15
Cash to assets 1.72%2 13.79%87
Borrowings to assets 10.39%91 2.61%58
Operations
Members per employee 1,044100 29321
Assets per employee $21.9M99 $9.4M88
Members per branch – 7,16056
Field of membership reached 56.44%95 1.60%19

Bold marks the more member-friendly figure where one direction is better (higher capital and earnings, lower late loans, fees and loan rates). Small numbers are each credit union's percentile within its own NCUA peer group (100 is best). Loan rates are what each reported on its call report, not offers. Source: NCUA 5300 Call Report quarterly data, Q2 2026. Not affiliated with NCUA or either credit union.

Add more to this comparison Alliant Credit Union Lake Michigan Credit Union

Questions people ask

Which is bigger, Alliant Credit Union or Lake Michigan Credit Union?

Alliant Credit Union, with $20.0 billion in assets and 953,370 members at June 30, 2026, against $17.3 billion and 536,976 for Lake Michigan Credit Union, according to their NCUA call reports.

Which has lower auto loan rates, Alliant Credit Union or Lake Michigan Credit Union?

Alliant Credit Union reported the lower new auto loan rate on its Q2 2026 call report: 5.49%, against 5.99% for Lake Michigan Credit Union. Used auto: Alliant Credit Union 5.84%, Lake Michigan Credit Union 7.99%. These are reported rates, not offers.

Are Alliant Credit Union and Lake Michigan Credit Union federally insured?

Alliant Credit Union is federally insured by NCUA's Share Insurance Fund, up to $250,000 per member per ownership category. Lake Michigan Credit Union is federally insured by NCUA's Share Insurance Fund, up to $250,000 per member per ownership category.