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Colorado Internet Speeds by County (2024)
Measured internet performance across all 47 counties in Colorado with enough speed tests to report. The state median download in 2024 was 86.3 Mbps, against a US median of 85.2 Mbps.
Counties covered
47
Fastest county
Douglas
Fastest median
129.5 Mbps
Slowest median
9.4 Mbps
Every county ranked by measured download speed
| # | County | Down | Up | ms | Tests |
|---|---|---|---|---|---|
| 1 | Douglas | 129.5 | 17.8 | 6.9 | 40,155 |
| 2 | Boulder | 118.9 | 19.8 | 7.3 | 35,608 |
| 3 | Eagle | 118.8 | 11.8 | 9.3 | 6,480 |
| 4 | Broomfield | 117.1 | 17.9 | 7.7 | 5,765 |
| 5 | Summit | 113.9 | 11.5 | 9.9 | 6,608 |
| 6 | Larimer | 109.1 | 23.8 | 8.1 | 31,057 |
| 7 | Alamosa | 107.7 | 10.9 | 16.7 | 821 |
| 8 | Mesa | 107.4 | 10.8 | 21.7 | 9,500 |
| 9 | Pueblo | 106.3 | 17.6 | 18.2 | 8,859 |
| 10 | Adams | 105.3 | 17.0 | 8.0 | 46,404 |
| 11 | Pitkin | 105.0 | 15.7 | 10.4 | 5,270 |
| 12 | El Paso | 101.2 | 21.2 | 8.4 | 67,510 |
| 13 | Montrose | 101.2 | 34.7 | 15.3 | 3,216 |
| 14 | Moffat | 100.4 | 11.0 | 15.5 | 718 |
| 15 | Fremont | 96.1 | 10.6 | 28.5 | 2,760 |
| 16 | Garfield | 93.5 | 21.0 | 12.9 | 2,564 |
| 17 | Arapahoe | 93.3 | 17.1 | 7.4 | 76,751 |
| 18 | Jefferson | 93.3 | 16.7 | 7.7 | 68,765 |
| 19 | Weld | 93.3 | 17.6 | 8.8 | 20,989 |
| 20 | Delta | 92.8 | 70.0 | 16.9 | 1,666 |
| 21 | Huerfano | 85.2 | 20.0 | 17.0 | 540 |
| 22 | San Miguel | 80.9 | 12.0 | 18.0 | 1,896 |
| 23 | Otero | 80.3 | 11.0 | 16.0 | 856 |
| 24 | Logan | 79.6 | 10.8 | 33.3 | 986 |
| 25 | Lake | 78.4 | 10.5 | 17.6 | 673 |
| 26 | Las Animas | 75.3 | 11.8 | 12.7 | 554 |
| 27 | Grand | 73.1 | 11.2 | 11.1 | 2,972 |
| 28 | La Plata | 71.0 | 9.9 | 21.9 | 4,593 |
| 29 | Gunnison | 67.9 | 13.7 | 30.5 | 1,999 |
| 30 | Denver | 66.4 | 10.8 | 14.5 | 312,854 |
| 31 | Chaffee | 65.9 | 9.2 | 17.1 | 1,754 |
| 32 | Routt | 64.5 | 12.5 | 9.7 | 2,911 |
| 33 | Morgan | 55.5 | 13.5 | 24.6 | 1,526 |
| 34 | Rio Blanco | 50.9 | 23.4 | 12.7 | 307 |
| 35 | Teller | 46.5 | 12.3 | 12.0 | 1,845 |
| 36 | Elbert | 43.5 | 14.8 | 10.6 | 1,328 |
| 37 | Phillips | 42.7 | 10.8 | 17.6 | 344 |
| 38 | Montezuma | 41.8 | 12.4 | 21.5 | 1,448 |
| 39 | Ouray | 41.1 | 11.7 | 13.9 | 468 |
| 40 | Conejos | 37.8 | 11.3 | 15.4 | 323 |
| 41 | Park | 36.7 | 9.8 | 10.8 | 889 |
| 42 | Archuleta | 25.4 | 4.3 | 22.5 | 1,751 |
| 43 | Rio Grande | 25.0 | 16.7 | 17.3 | 457 |
| 44 | Saguache | 21.5 | 9.5 | 24.2 | 300 |
| 45 | Washington | 18.9 | 5.8 | 25.8 | 453 |
| 46 | Yuma | 18.7 | 6.8 | 15.0 | 940 |
| 47 | Custer | 9.4 | 0.9 | 24.7 | 575 |
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