• Memorabilia Auction

    We invite all Camp Friends to join us for a Camp O Memorabilia Virtual Auction! Beginning Monday, September 5th, and concluding on Saturday, September 10th, participants will have the opportunity to bid on many unique Camp memorabilia items. --- Proceeds from the event will benefit Camp Ondessonk. These resources are needed to help sustain and…
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  • 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!

  • Closed to Public

    Camp will be closed to the public for Fall Family Camp this weekend. Thank you!

  • Fall Family Camp 2022

    The entire family is invited to experience a taste of summer camp! Many of our traditional summer camp activities will be open: boating, archery, handicrafts, climbing wall, and even swimming…
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  • 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!

  • Closed to Public

    Camp will be closed to the public for Fall Lodge Reunion and Fall Round Up this weekend. Thank you!

  • Fall Lodge Reunion

    **Active Lodge Members Only** FREE! Lodge members come together at Camp Ondessonk during the Fall to offer their services to Camp, reunite with Summer friends, and to attend formal meetings…
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  • 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!

  • Closed to Public

    Camp will be closed to the public for Mother-Daughter Weekend. Thank you!

  • Mother-Daughter Weekend 2022

    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…
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