Camp Ondessonk

Learning More About Camp Webinar- A webinar for new and returning campers
2026-04-15 17:30 - 18:00, 2026-05-13 17:30 - 18:00 (America/Chicago) | IL
Discover what makes Camp Ondessonk truly unforgettable. Join our Learning More About Camp webinar, created for both new and returning families, and get a behind-the-scenes look at Summer Camp 2026.
During this interactive session, you will enjoy a virtual unit tour, meet key members of our leadership team, and gain insight into what makes the Camp Ondessonk experience so impactful for campers and families alike. You will also have the opportunity to ask your questions live and receive clear, helpful guidance.
Camping Services Director Nolan Hurst and Sr. Director of Communications Tony Vrooman will be joined by Kristin Beutel, Camp Registrar, who will be available to answer registration, scheduling, and planning questions. Together, they will help ensure you feel informed, confident, and excited as you prepare for your camper’s upcoming adventure at Camp Ondessonk
Register Now

SPRING STABLE ROUND UP
2026-04-17 - 2026-04-19 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
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 projects include basic maintenance, fixing fence, landscaping, trail maintenance, polishing tack and equipment, etc. Meals provided include breakfast, lunch, and dinner on Saturday, as well as breakfast on Sunday. Unit lodging is free or pay $30 to upgrade to St. Noel.
This weekend is open to invited guests only. Invitations will be emailed in early March. All volunteers must RSVP. To request an invitation, or to receive additional information, email registration@ondessonk.com.
Many thanks to all the volunteers who return season after season to contribute expertise and hard work! Can’t come, but want to help? Go to https://ondessonk.com/giving/ways-to-give to donate toward supplies!

CLOSED TO THE PUBLIC
2026-04-17 - 2026-04-19 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is closed to the public due to a private event!

SPRING LODGE REUNION
2026-04-17 19:00 - 2026-04-19 11:00 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
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 service projects throughout the day on Saturday. Be prepared to work hard during the day and enjoy the beauty of Camp with fellow Lodge members at night. Adult supervision is provided by Camp Ondessonk summer staff.
Check-in on Friday between 7-9 pm at the Trading Post. Check out on Sunday between 10-11 am at the covered bridge. Meals provided include breakfast, lunch, and dinner on Saturday, as well as breakfast on Sunday. Mass will be held on Saturday evening. Please bring appropriate work clothes along with work gloves and closed-toed shoes for the work project.
FREE! Active Lodge membership required. Pay your dues online to renew your membership.
Register for the event online!
Registration deadline is April 8, 2026!

OPEN CAMPING
2026-04-20 - 2026-04-23, 2026-04-27 - 2026-05-15, 2026-08-17 - 2026-09-02, 2026-09-08 - 2026-09-17, 2026-09-21 - 2026-10-01, 2026-10-05 - 2026-10-08, 2026-10-12 - 2026-10-14, 2026-10-19 - 2026-11-18 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
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, and are within a short walk to a shower house.

For additional information, or to make your reservation, visit the camping section of our website!
Feel free to contact the Camp office at 618-695-2489 with any questions.

Day Field Trips – Monday and Tuesday
Overnight School Field Trips – Wednesday through Friday
Unit Cabin and Tent Camping – Wednesday through Sunday
St. Noel and Fournie Lodge Stays – Monday through Sunday
Camp Ondessonk is closed to overnight groups on Sunday nights
Sorry, no wedding ceremonies or receptions allowed on Camp property

FATHER SON WEEKEND
2026-04-24 - 2026-04-26 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp Ondessonk sets aside one weekend each year for this specialty weekend designed for the guys. For Father Son Weekend, men are invited to join us for a weekend of tromping through the woods, spending evenings around the campfire, and sharing a love of the outdoors with the boys in their lives. Join us for Gaga, Archery, Canoeing/Kayaking, and other Camp activity options. Adventure activities (Challenge Course & Trail Rides) are available for an additional fee to those over 10 years old and weighing under 225 lbs. Mass available on Saturday evening.
The weekend fee of $105 per person includes unit lodging, all meals on Saturday, breakfast on Sunday, and a Father Son t-shirt. Ages 3 and under are free.
Limited lodging upgrades to St. Noel or the Fournie Lodge are available for an additional cost.
Register online or by paper form.
Registration Deadline: April 15, 2026
Cancellation Policy
Cancellations requested on or before the posted registration deadline date will receive a full refund. Refunds are not issued after the registration deadline date has passed; however, registration fees can be transferred to other guests. Please contact the office to transfer payment to another guest for the same event.
Recommended Packing List
Here are some recommended clothing and equipment items to help you prepare for your weekend!

CLOSED TO THE PUBLIC
2026-04-24 - 2026-04-26 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is closed due to a private event.

CLOSED TO THE PUBLIC FOR SUMMER CAMP!
2026-05-20 - 2026-08-16 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp Ondessonk is closed to the public for Summer Camp! Hikers are not allowed on the property due to children safety!

Ainad Shriners Belleville Parade
2026-06-05 19:00 - 22:00 | Belleville Illinois
Get ready to show your Camp Ondessonk spirit! On Friday, June 5, 2026, Camp Ondessonk will be joining the excitement of the Ainad Shriners Parade in beautiful Belleville, Illinois, with an incredible float and walk starting at 7:30 PM. Whether you’re a camper, counselor, alumni, or lifelong supporter, this is your chance to march alongside your Camp family and share the magic of Ondessonk with the entire community. Come cheer us on, wave from the sidelines, or join us in the parade!

CLOSED TO THE PUBLIC
2026-08-04 - 2026-08-16 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is closed to the public for a post-summer camp break! Hikers should sign in using the QR code by the office door (on St Noel deck).

LABOR DAY FRIENDS WEEKEND
2026-09-03 - 2026-09-07 | IL
Ondessonk staff alumni, volunteers, and donors have enjoyed Labor Day weekends at Camp Ondessonk for over 40 years. This is an invitation-only event that extends to all 25+ yrs old staff alumni, as well as recent volunteers and donors.

CLOSED TO THE PUBLIC
2026-09-03 - 2026-09-07, 2026-09-18 - 2026-09-20, 2026-10-02 - 2026-10-04 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is closed for a private event. Campers and Day Hikers are not allowed during this time. Sorry!

FALL FAMILY CAMP
2026-09-18 16:00 - 2026-09-20 11:00 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
The entire family is invited to experience a taste of Summer Camp. Many of our Traditional Summer Camp activities will be open, such as Boating, Archery, Handicrafts, Climbing Wall, and even Swimming, for families to enjoy the last days of summer. Adventure activities (High Challenge Course & Horseback Riding) are available for an additional fee to those over 10 years old and weighing under 225 lbs. Mass is available on Saturday evening.
The weekend fee of $105 per person includes unit lodging, all meals on Saturday, breakfast on Sunday, and a Family Camp t-shirt. Ages 3 and under are free.
Limited lodging upgrades to St. Noel or the Fournie Lodge are available for an additional cost. Adventure activities are available for an additional cost.
Register online or by paper form!
Registration Deadline: September 9, 2026
Cancellation Policy
Cancellations requested on or before the posted registration deadline date will receive a full refund. Refunds are not issued after the registration deadline date has passed; however, registration fees can be transferred to other guests. Please contact the office to transfer payment to another guest for the same event.
Recommended Packing List
Here are some recommended clothing and equipment items to help you prepare for your weekend!

31st Annual Pete Korte Memorial Golf Benefit for Camp Ondessonk
2026-09-26 07:00 - 14:00 | Roland Barkau Memorial Golf Course, 1501 N. Waterworks Rd., Okawville, IL
Camp Ondessonk and Korte and Luitjohan Contractors are proud to host the 31st Annual Pete Korte Memorial Golf Benefit for Camp Ondessonk.

Saturday, September 26, 2026
Roland Barkau Memorial Golf Course
Okawville, IL

Registration begins at 7:00 am
Shotgun start at 8:00 am

Please visit our registration page to participate as a sponsor, to donate prizes, or to play on a team or as an individual.

https://onecau.se/kortegolfbenefit

Your participation will support Camp Ondessonk’s mission “to provide exceptional outdoor and spiritual adventures empowering kids of all ages.”

Thank you for your support! Be

MOTHER DAUGHTER WEEKEND
2026-10-02 16:00 - 2026-10-04 11:00 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Moms, daughters, and grandmas are invited for a weekend of Camp fun, crisp evenings around the campfire, and sharing a love for the outdoors with the women and girls in their lives. Gaga, Handicrafts, Canoeing, and other Camp activities will be open. Adventure activities (Challenge Course and Trail Rides) are available for an additional fee to those over 10 years old and weighing under 225 lbs. Mass is available on Saturday evening.
The weekend fee of $105 per person includes unit lodging, all meals on Saturday, breakfast on Sunday, and a Mother-Daughter t-shirt. Ages 3 and under are free.
Limited lodging upgrades to St. Noel or the Fournie Lodge are available for an additional cost.
Register online or by paper form.
Registration deadline: September 23!
Cancellation Policy
Cancellations requested on or before the posted registration deadline date will receive a full refund. Refunds are not issued after the registration deadline date has passed; however, registration fees can be transferred to other guests. Please contact the office to transfer payment to another guest for the same event.
Recommended Packing List
Here are some recommended clothing and equipment items to help you prepare for your weekend!

FALL STABLE ROUND UP – Gardening, Restoration & Preservation
2026-10-09 - 2026-10-11 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Every fall, volunteers attend the annual Fall Stable Round-Up Weekend to contribute their time & talent to Camp Ondessonk’s stable program and grounds. Typical projects include maintaining tack and equipment, fixing fence, landscaping, trail maintenance, etc. Meals provided include breakfast, lunch, and dinner on Saturday, as well as breakfast on Sunday. Unit lodging is free or pay $30 to upgrade to St. Noel.
This weekend is open to invited guests only. Invitations will be emailed in early September. All volunteers must RSVP. To request an invitation, or to receive additional information, email registration@ondessonk.com.
Many thanks to all the volunteers who return season after season to contribute expertise and hard work! Can’t come, but want to help? Go to https://ondessonk.com/giving/ways-to-give to donate toward supplies!

CLOSED TO THE PUBLIC
2026-10-09 - 2026-10-11 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is closed to campers and hikers during this time because we are hosting a private event! Sorry!

FALL LODGE REUNION
2026-10-09 19:00 - 2026-10-11 11:00 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Fall Lodge Reunion is a service-focused experience at Camp Ondessonk. Reunite with friends as you help Camp prepare for the upcoming winter! Lodge members stay in units and participate in service projects throughout the day on Saturday. Be prepared to work hard during the day and enjoy the beauty of Camp with fellow Lodge members at night. Adult supervision is provided by Camp Ondessonk summer staff.
Check-in on Friday between 7-9 pm at the Trading Post. Check out on Sunday between 10-11 am at the covered bridge. Meals provided include breakfast, lunch, and dinner on Saturday, as well as breakfast on Sunday. Mass will be held on Saturday evening. Please bring appropriate work clothes along with work gloves and closed-toed shoes for the work project.
FREE! Active Lodge membership required. Pay your dues online to renew your membership.
Register online today!
Registration Deadline: September 30, 2026

CLOSED TO THE PUBLIC
2026-10-15 - 2026-10-18 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Camp is hosting a private event. Campers and hikers are not allowed at this time. We apologize for any inconvience!

FAT TIRE FESTIVAL
2026-10-15 - 2026-10-18 | Camp Ondessonk, 3760 Ondessonk Rd, Ozark, IL, 62972, United States
Southern Illinois Fat Tire Festival (FTF) is happening again for the 22nd year, one of the best MTB events in the entire MidWest!
This event is hosted by Bike Surgeon, located in O’Fallon, IL. Go to the Fat Tire Festival website to register today!
