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,…
Read more
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
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
Join us for Gala Italiano, Camp Ondessonk’s bi-ennial gala and auction, Saturday, March 1st, 2025, at The Regency O’Fallon in O’Fallon, Illinois. Through your support of this event, you are…
Read more
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
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…
Read more
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…
Read more
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…
Read more
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
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
