RANKING ·
Largest net interest margin improvement in Minnesota
43 of 80 credit unions in Minnesota that filed for the quarter ended June 30, 2026 are ranked. At least $100 million in total assets and a comparable quarter a year earlier. Institutions with equal values share a rank. Source: NCUA Call Report data.
| Rank | Institution | Headquarters | Net interest margin, change over 12 months | Total assets |
|---|---|---|---|---|
| 1 | North Star Credit Union | Cook, MN | +81 bps | $116 million |
| 2 | South Metro Federal Credit Union | Prior Lake, MN | +58 bps | $185 million |
| 3 | Magnifi Financial Credit Union | Melrose, MN | +49 bps | $2.8 billion |
| 4 | Expedition Credit Union | Mendota Heights, MN | +48 bps | $223 million |
| 5 | Members Cooperative Credit Union | Duluth, MN | +39 bps | $1.2 billion |
| 6 | Heartland Credit Union | Inver Grove Hei, MN | +34 bps | $172 million |
| 7 | Mayo Employees Federal Credit Union | Rochester, MN | +30 bps | $1.5 billion |
| 8 | Leading Edge Credit Union | Worthington, MN | +28 bps | $143 million |
| 9 | Northwoods Credit Union | Cloquet, MN | +28 bps | $175 million |
| 10 | Sharepoint Credit Union | Bloomington, MN | +27 bps | $360 million |
| 11 | City & County Credit Union | Saint Paul, MN | +27 bps | $1.2 billion |
| 12 | Northridge Community Credit Union | Virginia, MN | +26 bps | $113 million |
| 13 | North Shore Federal Credit Union | Silver Bay, MN | +26 bps | $285 million |
| 14 | Associated Healthcare Credit Union | Woodbury, MN | +25 bps | $176 million |
| 15 | Ideal Credit Union | Woodbury, MN | +25 bps | $1.1 billion |
| 16 | Novation Credit Union | Oakdale, MN | +24 bps | $244 million |
| 17 | St. Paul Federal Credit Union | Saint Paul, MN | +24 bps | $252 million |
| 18 | Home Town Federal Credit Union | Owatonna, MN | +23 bps | $293 million |
| 19 | Red Wing Credit Union | Red Wing, MN | +23 bps | $208 million |
| 20 | Trustar Federal Credit Union | International F, MN | +22 bps | $377 million |
| 21 | Southpoint Financial Credit Union | Sleepy Eye, MN | +22 bps | $609 million |
| 22 | Two Harbors Federal Credit Union | Two Harbors, MN | +18 bps | $118 million |
| 23 | Minnesota Valley Federal Credit Union | Mankato, MN | +18 bps | $329 million |
| 24 | Topline Financial Credit Union | Maple Grove, MN | +18 bps | $1.1 billion |
| 25 | Blaze Credit Union | Falcon Heights, MN | +13 bps | $4.8 billion |
| 26 | Building Trades Federal Credit Union | Maple Grove, MN | +12 bps | $250 million |
| 27 | Greater Community Credit Union | Dawson, MN | +9 bps | $297 million |
| 28 | My Credit Union | Bloomington, MN | +8 bps | $366 million |
| 29 | Co-Op Credit Union of Montevideo | Montevideo, MN | +6 bps | $423 million |
| 30 | Brainerd B. N. Credit Union | Brainerd, MN | +6 bps | $128 million |
| 31 | Harbor Pointe Credit Union | Duluth, MN | +4 bps | $158 million |
| 32 | Accentra Credit Union | Austin, MN | +3 bps | $208 million |
| 33 | St. Cloud Financial Credit Union | Sartell, MN | +2 bps | $456 million |
| 34 | Minnco Credit Union | Cambridge, MN | +1 bps | $605 million |
| 35 | Trustone Financial Credit Union | Plymouth, MN | +1 bps | $6.1 billion |
| 36 | Centricity Credit Union | Hermantown, MN | -4 bps | $341 million |
| 37 | Mid Minnesota Federal Credit Union | Baxter, MN | -6 bps | $858 million |
| 38 | Hibbing Cooperative Credit Union | Hibbing, MN | -7 bps | $109 million |
| 39 | Affinity Plus Federal Credit Union | Saint Paul, MN | -12 bps | $5.0 billion |
| 40 | Minnesota Power Employees Credit Union | Duluth, MN | -23 bps | $162 million |
| 41 | First Alliance Credit Union | Rochester, MN | -39 bps | $358 million |
| 42 | Northern Communities Credit Union | Duluth, MN | -48 bps | $124 million |
| 43 | Crow Wing Power Credit Union | Brainerd, MN | -52 bps | $126 million |
Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings