RANKING ·
Largest net interest margin improvement in Idaho
17 of 26 credit unions in Idaho 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 | Capital Educators Federal Credit Union | Meridian, ID | +38 bps | $1.4 billion |
| 2 | Westmark Credit Union | Idaho Falls, ID | +27 bps | $1.7 billion |
| 3 | Northwest Christian Credit Union | Nampa, ID | +24 bps | $106 million |
| 4 | Beehive Federal Credit Union | Rexburg, ID | +15 bps | $648 million |
| 5 | Cottonwood Community Federal Credit Union | Cottonwood, ID | +10 bps | $286 million |
| 6 | Lookout Federal Credit Union | Pocatello, ID | +9 bps | $314 million |
| 7 | Pioneer Federal Credit Union | Mountain Home, ID | +9 bps | $744 million |
| 8 | Advantage Plus Federal Credit Union | Pocatello, ID | +8 bps | $292 million |
| 9 | Idaho Central Credit Union | Chubbuck, ID | +8 bps | $15.5 billion |
| 10 | Freedom Northwest Credit Union | Kamiah, ID | +7 bps | $693 million |
| 11 | Potlatch No. 1 Financial Credit Union | Lewiston, ID | +4 bps | $2.2 billion |
| 12 | Frontier Credit Union | Idaho Falls, ID | +2 bps | $822 million |
| 13 | Connections Credit Union | Pocatello, ID | +1 bps | $256 million |
| 14 | Trugrocer Federal Credit Union | Boise, ID | -1 bps | $320 million |
| 15 | Latah Credit Union | Moscow, ID | -2 bps | $170 million |
| 16 | Lewis Clark Credit Union | Lewiston, ID | -7 bps | $270 million |
| 17 | Clarity Credit Union | Nampa, ID | -23 bps | $236 million |
Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings