| # | Name | Location | Assets | Members | ROA |
|---|---|---|---|---|---|
| 1 | Whitefish Credit Union Association Credit Union | Whitefish, MT | $2.06B | 65,594 | 0.43% |
| 2 | Clearwater Federal Credit Union | Missoula, MT | $1.17B | 67,843 | 1.12% |
| 3 | Altana Federal Credit Union | Billings, MT | $668.3M | 40,460 | 0.89% |
| 4 | Valley Financial Credit Union | Billings, MT | $600.9M | 39,267 | 0.84% |
| 5 | Rocky Mountain Credit Union | Helena, MT | $426.5M | 24,915 | 0.17% |
| 6 | Park Side Financial Credit Union | Whitefish, MT | $390.4M | 30,183 | 0.67% |
| 7 | Montana Federal Credit Union | Great Falls, MT | $361.5M | 26,379 | 0.99% |
| 8 | Intrepid Credit Union | Helena, MT | $310.8M | 18,333 | 0.68% |
| 9 | Billings Federal Credit Union | Billings, MT | $216.1M | 13,202 |
| 0.46% |
| 10 | 1St Liberty Federal Credit Union | Great Falls, MT | $214.2M | 14,351 | 0.49% |
| 11 | Southwest Montana Community Federal Credit Union | Anaconda, MT | $203.3M | 11,414 | -0.13% |
| 12 | Sky Federal Credit Union | Livingston, MT | $197.3M | 12,930 | 0.30% |
| 13 | Lincoln County Credit Union | Libby, MT | $186.6M | 5,733 | 2.11% |
| 14 | Grasslands Federal Credit Union | Circle, MT | $141.5M | 3,875 | 1.13% |
| 15 | Russell Country Federal Credit Union | Great Falls, MT | $131.1M | 9,901 | 0.17% |
| 16 | Richland Federal Credit Union | Sidney, MT | $118.9M | 4,828 | 1.24% |
| 17 | Fergus Federal Credit Union | Lewistown, MT | $117.5M | 6,526 | 2.00% |
| 18 | Daniels-Sheridan Federal Credit Union | Scobey, MT | $92.2M | 3,196 | 0.13% |
| 19 | Ravalli County Federal Credit Union | Hamilton, MT | $89.4M | 6,327 | 1.80% |
| 20 | Rimrock Credit Union | Billings, MT | $64.0M | 3,252 | 1.30% |
| 21 | Vocal Credit Union | Helena, MT | $52.6M | 4,362 | 1.16% |
| 22 | Community 1St Federal Credit Union | Miles City, MT | $43.2M | 3,924 | 0.79% |
| 23 | Butte Community Federal Credit Union | Butte, MT | $37.7M | 2,758 | 0.18% |
| 24 | Badlands Federal Credit Union | Glendive, MT | $37.6M | 2,191 | 0.49% |
| 25 | Montana Educators' Credit Union | Missoula, MT | $35.3M | 1,658 | 1.51% |
| 26 | Northwestern Energy Employees Federal Credit Union | Butte, MT | $35.3M | 2,894 | 0.59% |
| 27 | Mile High Federal Credit Union | Butte, MT | $30.2M | 1,715 | 0.62% |
| 28 | Glendive Bn Federal Credit Union | Glendive, MT | $28.0M | 1,649 | 1.49% |
| 29 | Seg Federal Credit Union | Laurel, MT | $25.6M | 2,010 | 0.85% |
| 30 | Mountain West Federal Credit Union | Butte, MT | $24.2M | 3,000 | 1.32% |
| 31 | Wolf Point Federal Credit Union | Wolf Point, MT | $23.3M | 3,256 | -0.16% |
| 32 | Bitterroot Community Federal Credit Union | Darby, MT | $18.9M | 2,127 | 0.60% |
| 33 | The Family First Federal Credit Union | Great Falls, MT | $18.8M | 1,681 | 1.72% |
| 34 | Fort Peck Community Federal Credit Union | Fort Peck, MT | $14.3M | 1,172 | 0.21% |
| 35 | Deer Lodge County School Emp Federal Credit Union | Anaconda, MT | $9.7M | 472 | 1.79% |
| 36 | St. Pats Employees Federal Credit Union | Missoula, MT | $5.4M | 641 | 1.04% |
| 37 | M D U Employees Federal Credit Union | Glendive, MT | $4.0M | 485 | 0.33% |
| 38 | The Morning Star Federal Credit Union | Lame Deer, MT | $2.2M | 2,482 | 0.63% |
| 39 | Tricounty Federal Credit Union | Harlowton, MT | $1.7M | 219 | -0.91% |
| 40 | Froid Federal Credit Union | Froid, MT | $1.3M | 165 | 1.58% |
| 41 | Northern Montana Hospital Federal Credit Union | Havre, MT | $982K | 185 | -0.20% |