Event Calendar
Every day is a good day to drop in.
Downhill thrills are just the start at Sleepy Hollow. Check out our complete calendar, including kick-off dates for tubing, skiing, and snowboarding seasons. Plus, learn about special nature programs or unique community-building events.

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  • Iowa Trail Run Series

    Iowa Trail Run Series

    Brand new in 2026, the Iowa Trail Run Series is heading to Sleepy Hollow in Des Moines-part of Polk County Conservation's family of parks. On June 27 you can run a 5k or 10k - up to you! When you join these races you'll get a great race with clear marking and course support, with […]