Quick answer
According to crimebycity.com's analysis of NHTSA data, the most dangerous city to drive in in Colorado is Brighton, CO with 16.2 traffic deaths per 100,000 residents per year (2020–2024; Road Danger Score 88/100), vs a US average of 12.3.
Highest Traffic-Fatality Rates in Colorado
Cities ranked by Road Danger Score — 5-year traffic deaths per 100,000 residents from NHTSA FARS.
| # | City | Danger Score | Deaths per 100K/yr | Deaths 2020–2024 | Alcohol % | Speeding % |
|---|---|---|---|---|---|---|
| 1 | Brighton | 88/100 | 16.2 | 35 | 53% | 25% |
| 2 | Pueblo | 87/100 | 15.9 | 88 | 34% | 39% |
| 3 | Federal Heights | 79/100 | 12.9 | 9 | 22% | 67% |
| 4 | Wheat Ridge | 78/100 | 12.7 | 20 | 22% | 17% |
| 5 | Commerce City | 75/100 | 12.0 | 42 | 51% | 38% |
| 6 | Aurora | 74/100 | 11.8 | 235 | 36% | 32% |
| 7 | Lakewood | 71/100 | 11.3 | 88 | 38% | 33% |
| 8 | Fountain | 68/100 | 10.7 | 15 | 43% | 50% |
| 9 | Colorado Springs | 65/100 | 10.1 | 247 | 32% | 32% |
| 10 | Durango | 65/100 | 10.0 | 10 | 40% | 10% |
| 11 | Golden | 64/100 | 9.9 | 10 | 40% | 60% |
| 12 | Grand Junction | 62/100 | 9.6 | 34 | 32% | 27% |
| 13 | Denver | 59/100 | 9.2 | 332 | 37% | 33% |
| 14 | Frederick | 55/100 | 8.5 | 8 | 33% | 50% |
| 15 | Loveland | 54/100 | 8.5 | 34 | 41% | 41% |
| 16 | Englewood | 52/100 | 8.1 | 14 | 31% | 23% |
| 17 | Greenwood Village | 51/100 | 8.0 | 6 | 0% | 40% |
| 18 | Thornton | 51/100 | 8.0 | 58 | 37% | 26% |
| 19 | Greeley | 49/100 | 7.7 | 44 | 24% | 31% |
| 20 | Westminster | 48/100 | 7.5 | 43 | 27% | 46% |
| 21 | Montrose | 47/100 | 7.4 | 8 | 71% | 29% |
| 22 | Firestone | 45/100 | 7.3 | 7 | 57% | 14% |
| 23 | Lone Tree | 45/100 | 7.1 | 5 | 20% | 60% |
| 24 | Fort Collins | 38/100 | 6.2 | 53 | 22% | 28% |
| 25 | Longmont | 37/100 | 6.1 | 30 | 35% | 21% |
| 26 | Lafayette | 36/100 | 5.9 | 9 | 33% | 22% |
| 27 | Broomfield | 35/100 | 5.9 | 23 | 38% | 43% |
| 28 | Northglenn | 28/100 | 5.2 | 10 | 30% | 30% |
| 29 | Parker | 26/100 | 5.0 | 16 | 13% | 33% |
| 30 | Littleton | 26/100 | 5.0 | 11 | 36% | 36% |
| 31 | City Of Centennial | 18/100 | 3.9 | 21 | 37% | 37% |
| 32 | Arvada | 16/100 | 3.7 | 22 | 41% | 27% |
| 33 | Castle Rock | 13/100 | 3.1 | 13 | 39% | 31% |
| 34 | Boulder | 12/100 | 3.0 | 16 | 29% | 36% |
| 35 | Windsor | 6/100 | 1.9 | 4 | 50% | 0% |