The 2023 Summer Registration is now open!

Welcome to Camp Onyahsa!

Located on Lake Chautauqua in Dewittville, New York, YMCA Camp Onyahsa sits nestled in approximately 200 wooded acres of natural woodlands to provide adventures and scenic beauty for every camper to explore in our overnight and day camps. Our beautiful year-round facilities include heated lodges, a winterized dining hall, a recreation center, a fitness room, sports fields, nature areas, cabins, tents, arts & crafts Stuga, a "Forever Young Playground," and a beautiful waterfront.

Since 1898 YMCA Camp Onyahsa has had a strong history of proudly serving families by providing children and youth with an opportunity to experience camp life, develop essential life skills, and make lifelong friendships. Whether mastering aim on the archery range, ziplining, canoeing, kayaking, swimming, conquering the climbing wall and challenge ropes courses, hiking, campfires, or sharing a "family style" meal, summers at Camp Onyahsa provides the ultimate camp experience.