Boulder Flatirons
The five iconic red sandstone slabs known as the Flatirons, run north - south along the eastern slope of Green Mountain in Southwest Boulder.
See Boulder Open Space. The Flatirons are surrounded by many trails and climbing routes. including these trailheads: NCAR, Enchanted Mesa, Gregory Canyon, Chautauqua, Realization Point, and Lost Gulch.
Starting from Realization Point, follow the Ranger Trail for 0.5 miles and either continue on the Ranger trail to the Green Mountain West Ridge Trail, then continue along this trail to the summit of Green or take the E. M. Greenman trail to the summit of Green.
Alternate titles -
Flatirons Vista Hike
Flatirons Loop
Woods Quarry
Flatirons
Chautauqua Park
- Suitable Activities: Biking, Climbing, Hiking, Snowshoeing
- Seasons: Year-round
- Weather: View weather forecast
- View avalanche forecast.
- Land Manager: Boulder County Parks & Open Space
- Parking Permit Required: Other
- Recommended Party Size: 12
- Maximum Party Size: 16
- Maximum Route/Place Capacity: 16
This is a list of titles that represent the variations of trips you can take at this route/place. This includes side trips, extensions and peak combinations. Not seeing a title that fits your trip? Log in and send us updates, images, or resources.
- Boulder Flatirons - Flatirons Vista Hike
- Boulder Flatirons - Flatirons Loop
- Boulder Flatirons - Woods Quarry
- Boulder Flatirons - Flatirons
- Boulder Flatirons - Chautauqua Park
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