Template:List of populated places in Colorado by county header

This is a list of more than 3,800 current or formerly inhabited places in the U.S. State of Colorado sorted by county, including: and current and extinct populated places found in: Select a Colorado county:
 * 273 municipalities from the List of municipalities in Colorado
 * 210 census-designated places from the List of census-designated places in Colorado
 * 9 military bases from the List of military installations in Colorado
 * 2 Native American reservations from the List of Native American reservations in Colorado
 * Geographic Names Information System
 * List of county seats in Colorado
 * List of forts in Colorado
 * List of ghost towns in Colorado
 * List of National Register of Historic Places in Colorado
 * List of post offices in Colorado