| # | County | Composite | Grade |
|---|---|---|---|
| 1 | Pueblo, CO | 79.9 | D |
| 2 | Weld, CO | 75.7 | D |
| 3 | Denver, CO | 73.7 | D |
| 4 | El Paso, CO | 73 | D |
| 5 | Adams, CO | 72.4 | D |
| 6 | Jefferson, CO | 68.8 | D |
| 7 | Larimer, CO | 66.8 | D |
| 8 | Logan, CO | 66.4 | D |
| 9 | Mesa, CO | 65.8 | D |
| 10 | Morgan, CO | 64.2 | D |
| 11 | La Plata, CO | 63.4 | D |
| 12 | Arapahoe, CO | 61.7 | D |
| 13 | Montezuma, CO | 61.3 | D |
| 14 | Clear Creek, CO | 61.1 | D |
| 15 | Boulder, CO | 60.8 | D |
| 16 | Fremont, CO | 60.2 | D |
| 17 | Garfield, CO | 57.9 | C |
| 18 | Mineral, CO | 55.8 | C |
| 19 | Douglas, CO | 55.7 | C |
| 20 | Eagle, CO | 54.7 | C |
| 21 | Costilla, CO | 54.1 | C |
| 22 | Huerfano, CO | 53.8 | C |
| 23 | Delta, CO | 53.7 | C |
| 24 | Summit, CO | 52.3 | C |
| 25 | Kit Carson, CO | 51.8 | C |
| 26 | Otero, CO | 51.5 | C |
| 27 | Archuleta, CO | 51.2 | C |
| 28 | Las Animas, CO | 50 | C |
| 29 | Rio Grande, CO | 49.3 | C |
| 30 | Alamosa, CO | 48.9 | C |
| 31 | Rio Blanco, CO | 48.7 | C |
| 32 | Custer, CO | 47.9 | C |
| 33 | Baca, CO | 47.1 | C |
| 34 | Montrose, CO | 46.7 | C |
| 35 | Prowers, CO | 46.7 | C |
| 36 | Saguache, CO | 45.8 | C |
| 37 | Routt, CO | 45.5 | C |
| 38 | Park, CO | 44.8 | C |
| 39 | San Juan, CO | 44 | C |
| 40 | Gunnison, CO | 43.5 | C |
| 41 | Jackson, CO | 42.6 | C |
| 42 | Kiowa, CO | 42.6 | C |
| 43 | Washington, CO | 41.2 | C |
| 44 | Lake, CO | 41 | C |
| 45 | San Miguel, CO | 40.7 | C |
| 46 | Pitkin, CO | 40.4 | C |
| 47 | Dolores, CO | 40.2 | C |
| 48 | Ouray, CO | 40.2 | C |
| 49 | Lincoln, CO | 38.8 | B |
| 50 | Grand, CO | 38.7 | B |