| # | Institution | Type | Metro | Assets | Efficiency ratio |
|---|---|---|---|---|---|
| 1 | Summit National Bank Hulett, WY | Bank | Gillette, WY | $65.9M | 233.09% |
| 2 | Sunlight Federal Credit Union Cody, WY | Credit Union | — | $216.9M | 102.36% |
| 3 | Powell Schools Federal Credit Union Powell, WY | Credit Union | — | $3.7M | 96.20% |
| 4 | RNB STATE BANK Rawlins, WY | Bank | — | $296.2M | 93.17% |
| 5 | Tanager Bank Jackson, WY | Bank | Jackson, WY-ID | $222.3M | 91.51% |
| 6 | Cowboy State Bank Ranchester, WY | Bank | Sheridan, WY | $50.3M | 84.64% |
| 7 | Pathfinder Federal Credit Union Casper, WY | Credit Union | — | $70.1M | 84.45% |
| 8 | Meridian Trust Federal Credit Union Cheyenne, WY | Credit Union | — | $727.8M |
| 81.94% |
| 9 | Security State Bank Basin, WY | Bank | — | $449.1M | 78.23% |
| 10 | Guernsey Community Federal Credit Union Guernsey, WY | Credit Union | — | $1.8M | 76.22% |
| 11 | Stagepoint Federal Credit Union Laramie, WY | Credit Union | — | $128.9M | 75.24% |
| 12 | Blue Federal Credit Union Cheyenne, WY | Credit Union | — | $2.24B | 73.07% |
| 13 | Cit-Co Federal Credit Union Sheridan, WY | Credit Union | — | $31.8M | 71.50% |
| 14 | First Northern Bank of Wyoming Buffalo, WY | Bank | — | $982.6M | 70.80% |
| 15 | First Federal Bank & Trust Sheridan, WY | Bank | Sheridan, WY | $621.1M | 70.52% |
| 16 | Farmers State Bank Pine Bluffs, WY | Bank | Cheyenne, WY | $35.4M | 70.34% |
| 17 | RSNB Bank Rock Springs, WY | Bank | Rock Springs, WY | $381.0M | 67.13% |
| 18 | Grand Altitude Federal Credit Union Lander, WY | Credit Union | — | $217.3M | 66.45% |
| 19 | Big Horn Federal Savings Bank Greybull, WY | Bank | — | $399.8M | 66.45% |
| 20 | State Bank Green River, WY | Bank | Rock Springs, WY | $115.4M | 65.49% |
| 21 | Buffalo Federal Bank Buffalo, WY | Bank | — | $202.6M | 64.83% |
| 22 | Trona Valley Community Federal Credit Union Green River, WY | Credit Union | — | $467.6M | 63.69% |
| 23 | Cheyenne-Laramie County Employees Federal Credit Union Cheyenne, WY | Credit Union | — | $32.0M | 63.43% |
| 24 | Wyoming Community Bank Riverton, WY | Bank | Riverton, WY | $262.4M | 63.10% |
| 25 | Uniwyo Federal Credit Union Laramie, WY | Credit Union | — | $818.0M | 60.64% |
| 26 | Sheridan Community Federal Credit Union Sheridan, WY | Credit Union | — | $100.2M | 59.75% |
| 27 | Hilltop National Bank Casper, WY | Bank | Casper, WY | $1.14B | 59.34% |
| 28 | Bank of Commerce Rawlins, WY | Bank | — | $216.3M | 58.56% |
| 29 | 2unifi Bank Jackson, WY | Bank | Jackson, WY-ID | $38.5M | 57.71% |
| 30 | A.C.P.E. Federal Credit Union Laramie, WY | Credit Union | — | $77.1M | 57.23% |
| 31 | Central Bank and Trust Lander, WY | Bank | Riverton, WY | $202.5M | 52.55% |
| 32 | First National Bank of Gillette Gillette, WY | Bank | Gillette, WY | $651.9M | 51.99% |
| 33 | Jonah Bank of Wyoming Casper, WY | Bank | Casper, WY | $562.8M | 51.12% |
| 34 | Platte Valley Bank Torrington, WY | Bank | — | $809.2M | 50.83% |
| 35 | Pinnacle Bank - Wyoming Cody, WY | Bank | — | $1.30B | 47.17% |
| 36 | Sundance State Bank Sundance, WY | Bank | Gillette, WY | $290.9M | 46.71% |
| 37 | The Converse County Bank Douglas, WY | Bank | — | $1.09B | 45.40% |
| 38 | Bank of Star Valley Afton, WY | Bank | — | $420.0M | 41.42% |