Three Mile Island Camp is a family-oriented facility of the Appalachian Mountain Club. Located on Lake Winnipesaukee in Meredith, NH, Three Mile Island welcomes AMC members and the general public to summer and fall vacation opportunities. Situated on an island of 43 rocky woodland acres, this shorefront camp offers families a delightful recreational experience in the heart of New Hampshire's lake district. Exploration of the woods, swimming, boating, and conservation programs are just a sampling of the pleasures this island getaway offers. Meals are served family style in a warm, social atmosphere. Three Mile Island camp is open for nine summer weeks and four fall weekends.

Announcing New Fall Program

Outdoor Adventure Nutrition Workshop

September 13-18, 2015

Join John Bagnulo, nutritionist and farmer, and Stefanie Sacks, culinary chef for a 5-day culinary escape.  Learn how to support your life with a whole foods based foundation that will help you reach your next summit.  This week is just what you need to recharge your body and mind.  Read more here.

For more details and registration visit

Fall Closing Weekend 2014

On behalf of our whole TMI community, our gratitude goes out to the men, women, and families who traveled to TMI on closing weekend and contributed their time, labor, ideas, and wisdom to the continued well being of our island.

TMI's off-season manager Dinty Child wrote that TMI "has been taken care of by volunteers who fell in love with the place and wanted to do their part to see it continue and thrive... We are all little pieces of a long line of caretakers, and given what I see, that will continue for another hundred years, and maybe even another hundred beyond that."

This years volunteers included, in no particular order:


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