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Back to Dercum Mountain

Schoolmarm

CO

Historical data for the Schoolmarm trail at Keystone.

Current Status

Closed

Difficulty

Green

Section

Dercum Mountain

Status Timeline

Current Season

10/26/20254/6/2026

Prior Seasons

11/14/20244/5/2025
12/18/20234/13/2024
Snowfall(241 days)
Closed(18)
Groomed(17)
Unknown(1)

Recent Changes

Apr 6, 2026, 05:59 PMLatest
Groomed→Closed
Oct 26, 2025, 08:00 AM
Open→Groomed
Oct 25, 2025, 02:00 PM
Closed→Open
Sep 29, 2025, 02:30 AM
Closed

Statistics

Trail Season Length163 days

Number of Days in Each State

Closed
161 days
Open
1 day
Hold
0 days
Groomed
162 days
Unknown
0 days