Urban Exploration in Colorado
Colorado — The Centennial State
Colorado is famous for hundreds of ghost towns and mining ruins throughout the Rocky Mountains. The state offers some of America's most scenic and accessible urbex, from high-altitude mining operations to railroad facilities and resort ruins.
About Colorado Urbex
Colorado urbex is dominated by mining history — gold, silver, copper, and coal operations left behind countless ghost towns, mills, and infrastructure at all elevations. The state also features abandoned ski areas, military sites, and railroad facilities throughout the mountains.
Types of Abandoned Places in Colorado
- Gold and silver mining towns
- High-altitude mine operations
- Narrow gauge railroad facilities
- Abandoned ski resorts
- Military training sites
- Historic downtown districts
- Old highway infrastructure
Best Regions for Urban Exploration
San Juan Mountains (mining)
Central Colorado Rockies (ghost towns)
Front Range (military, industrial)
Western Slope (coal, uranium)
South Park area (mining, ranching)
Explore Colorado by City
Discover urban exploration opportunities in major Colorado cities. Each city page includes detailed information about local urbex sites, history, and what to expect.
Legal & Safety Information
Colorado has many accessible ghost towns on public land, but also private mining claims. Altitude and weather can be dangerous. Old mines are extremely hazardous — never enter. Research land ownership before visiting.
Always prioritize safety and legality. Research locations thoroughly before visiting.
Frequently Asked Questions
What are Colorado's most famous ghost towns?
CO has dozens of mining ghost towns including St. Elmo, Ashcroft, Animas Forks, and Independence. Many are accessible via 4WD roads in summer. Some are protected historic sites — never disturb structures or artifacts.
Can I drive to Colorado ghost towns?
Many CO ghost towns require high-clearance 4WD vehicles and are inaccessible in winter. Roads can be extremely dangerous with sheer drop-offs. Always check conditions, carry proper equipment, and inform someone of your plans.
Are Colorado ghost towns on public land?
Many are on BLM, Forest Service, or private mining claims. Some sites like St. Elmo are partially inhabited. Always research land status, respect private property, and follow Leave No Trace principles in the backcountry.
Getting Started with Colorado Urban Exploration
Ready to explore Colorado? Start by browsing our interactive map to see locations across the state. Filter by category to find industrial sites, ghost towns, or historic buildings. Join our community to connect with local explorers and learn about the best spots to visit safely and legally.