| # | Name | Location | Assets | Members | ROA |
|---|---|---|---|---|---|
| 1 | Atlantic Regional Federal Credit Union | South Portland, ME | $1.14B | 49,286 | 0.60% |
| 2 | Maine Savings Federal Credit Union | Hampden, ME | $858.1M | 43,279 | 0.65% |
| 3 | Maine State Credit Union | Augusta, ME | $805.9M | 37,842 | 0.26% |
| 4 | Evergreen Credit Union | Portland, ME | $644.5M | 33,294 | 0.73% |
| 5 | Town & Country Federal Credit Union | South Portland, ME | $621.2M | 38,666 | 0.34% |
| 6 | University Credit Union | Orono, ME | $538.5M | 29,888 | 0.54% |
| 7 | The County Federal Credit Union | Presque Isle, ME | $529.8M | 33,128 | 0.50% |
| 8 | Dirigo Federal Credit Union | Lewiston, ME | $498.2M | 28,690 | 0.37% |
| 9 | Cumberland County Federal Credit Union | Falmouth, ME | $494.0M |
| 22,236 |
| 1.01% |
| 10 | Cport Credit Union | Portland, ME | $434.9M | 37,973 | 0.36% |
| 11 | Acadia Federal Credit Union | Fort Kent, ME | $412.8M | 18,676 | 0.50% |
| 12 | Ancorum Credit Union | Bath, ME | $401.8M | 30,591 | 0.59% |
| 13 | Oxford Federal Credit Union | Mexico, ME | $370.2M | 20,526 | 1.61% |
| 14 | Peopleschoice Credit Union | Biddeford, ME | $366.9M | 20,378 | 0.78% |
| 15 | Downeast Credit Union | Baileyville, ME | $330.4M | 25,858 | 0.48% |
| 16 | Otis Federal Credit Union | Jay, ME | $300.3M | 12,571 | 1.26% |
| 17 | Bangor Federal Credit Union | Bangor, ME | $293.2M | 15,739 | 1.03% |
| 18 | Maine Family Federal Credit Union | Lewiston, ME | $288.2M | 19,130 | 0.61% |
| 19 | Norstate Federal Credit Union | Madawaska, ME | $280.0M | 14,140 | 0.50% |
| 20 | Midcoast Federal Credit Union | Freeport, ME | $267.1M | 16,081 | 0.31% |
| 21 | Truchoice Federal Credit Union | Portland, ME | $257.4M | 12,546 | 1.14% |
| 22 | Seaboard Federal Credit Union | Bucksport, ME | $246.4M | 13,521 | 0.69% |
| 23 | New Dimensions Federal Credit Union | Waterville, ME | $244.1M | 15,789 | 0.54% |
| 24 | Maine Highlands Federal Credit Union | Dexter, ME | $230.1M | 14,204 | 1.00% |
| 25 | Lisbon Community Federal Credit Union | Lisbon, ME | $209.7M | 10,485 | 0.88% |
| 26 | Saco Valley Credit Union | Saco, ME | $195.5M | 9,240 | 0.88% |
| 27 | Sebasticook Valley Federal Credit Union | Pittsfield, ME | $186.2M | 12,023 | 2.30% |
| 28 | Lincoln Maine Federal Credit Union | Lincoln, ME | $162.8M | 6,961 | 1.97% |
| 29 | Franklin-Somerset Federal Credit Union | Madison, ME | $149.3M | 10,001 | 1.20% |
| 30 | Central Maine Federal Credit Union | Lewiston, ME | $145.5M | 6,571 | 0.41% |
| 31 | K V Federal Credit Union | Augusta, ME | $139.6M | 10,986 | 1.20% |
| 32 | Connected Credit Union | Augusta, ME | $133.9M | 7,567 | 0.51% |
| 33 | Trademark Federal Credit Union | Augusta, ME | $131.6M | 8,148 | 1.07% |
| 34 | Ksw Federal Credit Union | Waterville, ME | $122.2M | 9,638 | 2.08% |
| 35 | Casco Federal Credit Union | Gorham, ME | $121.3M | 9,224 | 0.78% |
| 36 | Community Credit Union | Lewiston, ME | $120.2M | 13,676 | 0.31% |
| 37 | Brewer Federal Credit Union | Brewer, ME | $117.8M | 8,618 | 0.63% |
| 38 | Katahdin Federal Credit Union | Millinocket, ME | $110.9M | 7,893 | 1.21% |
| 39 | Winthrop Area Federal Credit Union | Winthrop, ME | $106.7M | 8,670 | 0.78% |
| 40 | Gardiner Federal Credit Union | Gardiner, ME | $100.7M | 5,546 | 1.82% |
| 41 | Coast Line Credit Union | South Portland, ME | $89.2M | 3,302 | 1.48% |
| 42 | Sabattus Regional Credit Union | Sabattus, ME | $85.2M | 4,777 | 0.81% |
| 43 | Eastmill Federal Credit Union | East Millinocke, ME | $79.6M | 4,094 | 0.34% |
| 44 | Capital Area Federal Credit Union | Augusta, ME | $71.4M | 3,925 | 1.33% |
| 45 | Great Falls Regional Federal Credit Union | Lewiston, ME | $66.0M | 4,764 | 0.42% |
| 46 | Milestones Federal Credit Union | Lewiston, ME | $35.1M | 1,820 | 0.05% |
| 47 | Maine Solutions Federal Credit Union | South Portland, ME | $20.9M | 1,175 | 0.06% |
| 48 | Maine Media Federal Credit Union | Portland, ME | $7.0M | 884 | 0.38% |