Join us for Gala Italiano, Camp Ondessonk’s bi-annual gala and auction, Saturday, March 1, 2025, at The Regency Conference Center in O’Fallon, Ill. Through your support of this event, you…
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The Learning More About Camp Webinar is an excellent way for both new and returning camper families to hear about Camp Ondessonk's summer camp planning for 2025 and see a…
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The First Time Camper Open House is the best way to introduce potential campers (and nervous parents) to the Ondessonk experience. Families will have a chance to meet leadership staff…
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We are closed to the public due to a private event. We apologize for any inconvenience.
Every spring, volunteers attend the annual Spring Stable Round-Up Weekend to contribute their time & talent to Camp Ondessonk’s stable program, as well as gardening, restoration & preservation efforts. Typical…
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Spring Lodge Reunion is a service-focused experience at Camp Ondessonk. Reunite with friends as you help Camp prepare for the upcoming summer! Lodge members stay in units and participate in…
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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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The Learning More About Camp Webinar is an excellent way for both new and returning camper families to hear about Camp Ondessonk's summer camp planning for 2025 and see a…
Read more
We are closed to the public to celebrate Easter. Have a wonderful holiday!
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,…
Read more
