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Events

12th Annual Ondessonk Trail Races

Come out to Camp O on Saturday, October 22rd for our 12th Annual Ondessonk Trail Races! This year's races will include the popular Manchester 10k and a family-friendly 5k Fun…
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Camp Ondessonk Fall Festival

Hours: 1:00 PM to 5:00 PM Capacity: 1,000 Age: All ages FREE Admission FESTIVAL ATTRACTIONS • Pony Rides • Face Painting • Rock Wall • Handicrafts • Archery • Local…
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Walking With God Retreat

John Muir once wrote, “In every walk with Nature one receives far more than he seeks.” Join the Ondessonk Retreat Team for a weekend walking “with Nature”. This spiritual retreat…
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Closed to Public

Camp is closed to the public for registered deer hunting this weekend. No hiking! Thank you!

Closed to Public

Camp is closed to the public for registered deer hunting this weekend. No hiking! Thank you!

OPEN CAMPING

Join us for an open camping weekend! Please fill out a Reservation Request or contact the Ondessonk Office with questions at (618) 695-2489. Thank you!

FREE! Young Adult – Advent Reflection Retreat

As you journey closer to Christmas, join the Ondessonk Retreat Team for a weekend with a variety of readings, discussions, rituals, and reflections. This is a perfect weekend to take…
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Office Closed for Christmas

The Camp Ondessonk office will be closed for the Christmas holidays starting Thursday, December 22nd, 2022 and will resume activity Tuesday, January 3rd, 2023. If you would like to hike…
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OPEN CAMPING

Get the true Ondessonk camping experience by sleeping among the trees or under a waterfall!  All cabin units have fire pits, benches, picnic tables, a potable water spigot, an outhouse,…
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