City | 2024 Population |
|---|---|
| La Jara | 728 |
| La Junta | 6,993 |
| La Junta Gardens | 96 |
| La Salle | 2,323 |
| La Veta | 904 |
| Lafayette | 30,976 |
| Laird | 3 |
| Lake City | 423 |
| Lakeside | 16 |
| Lakewood | 156,004 |
| Lamar | 7,485 |
| Laporte | 2,297 |
| Larkspur | 222 |
| Las Animas | 2,350 |
| Lazear | 96 |
| Lazy Acres | 957 |
| Leadville | 2,598 |
| Leadville North | 2,113 |
| Lewis | 119 |
| Limon | 2,002 |
| Lincoln Park | 5,267 |
| Littleton | 43,924 |
| Lochbuie | 8,161 |
| Log Lane Village | 897 |
| Loghill Village | 639 |
| Loma | 1,501 |
| Lone Tree | 14,076 |
| Longmont | 98,193 |
| Louisville | 19,947 |
| Louviers | 268 |
| Loveland | 79,406 |
| Lyons | 2,083 |