12
Nearby Trails
12
Activities
12
Campgrounds
About Grassy Run Trailhead
Designated trailhead with access to trails into Green Ridge area and Troublesome Basin roadless area. This is a non-motorized, multi-use trail. No developed facilities. Setting is at interface of sagebrush/aspen/conifer forest area. Timberline is at approximately 10,500 feet elevation. This trailhead is managed by the Parks Ranger District.
Know before you go
Grassy Run Trailhead
Sun & Moon
1:00 PM
Sunrise
6:56 PM
Solar Noon
12:52 AM
Sunset
Golden Hour AM → 1:36 PM
Golden Hour PM ← 12:16 AM
🌖
Waning Gibbous
91% illuminated
Live11h 51m of daylight
Grassy Run Trailhead
Season
1days left
Peak Season End
Closes in 1 days
LiveJun 1 – Sep 30 · Based on historical averages
Grassy Run Trailhead
Best Time to Visit
J
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A
M
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prime
good
shoulder
Off Season
September — September conditions
LivePrime season: June – August
Nearby Trails
Arapaho Ridge
hard · 18.43 mi · 1946 ft gain
Arapaho Creek
moderate · 4.14 mi · 1248 ft gain
Parkview
easy · 3.56 mi · 624 ft gain
Haystack Creek
hard · 9.67 mi · 1513 ft gain
Siebert Creek
easy · 2.17 mi · 297 ft gain
Elk Mountain
easy · 2.3 mi · 145 ft gain
M.F. Troublesome
hard · 10.95 mi · 1234 ft gain
Grimes Peak
hard · 16.67 mi · 771 ft gain
Things to Do
Campgrounds & Shelters
Plan Your Trip
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