Summer Reservation Application 2026

$200.00

Summer Reservations

The camp summer season is nine weeks long. Requests for full weeks (from Saturday to Saturday) are accommodated first; partial-week requests are only considered if there are vacancies left over. Applications may reserve up to four cabins and up to 12 people. No children under the age of four are permitted, and no pets. The maximum stay is normally two weeks; an optional third week may be requested after all two-week reservations have been accommodated.

Apply Early for the Lottery!

Reservations for summer weeks fill up early. All reservations postmarked between January 1 and January 15 are entered into a lottery. Reservations postmarked after January 15 are welcome, but they will only be considered after all those postmarked between January 1 and January 15 have been processed. Follow reservation instructions below.

To see dates for summer weeks and fall weekends, and to see availability after the January lottery has been completed, see our Availability page.

Please adjust the item quantity to increase the number of prospective campers on your application form. Your application will open upon adding to your cart.

Summer Reservations

The camp summer season is nine weeks long. Requests for full weeks (from Saturday to Saturday) are accommodated first; partial-week requests are only considered if there are vacancies left over. Applications may reserve up to four cabins and up to 12 people. No children under the age of four are permitted, and no pets. The maximum stay is normally two weeks; an optional third week may be requested after all two-week reservations have been accommodated.

Apply Early for the Lottery!

Reservations for summer weeks fill up early. All reservations postmarked between January 1 and January 15 are entered into a lottery. Reservations postmarked after January 15 are welcome, but they will only be considered after all those postmarked between January 1 and January 15 have been processed. Follow reservation instructions below.

To see dates for summer weeks and fall weekends, and to see availability after the January lottery has been completed, see our Availability page.

Please adjust the item quantity to increase the number of prospective campers on your application form. Your application will open upon adding to your cart.

Payment, Changes, and Cancellation Terms – PLEASE READ CAREFULLY:

Your deposit of $200 per person is required with your reservation request. Full payment is due at the end of your stay. We can now accept credit cards as final payment but prefer you pay by cash or check.

You must notify the registrar registrar@3mile.org 856-235-2210 (or the summer managers manager@3mile.org (603-279-7626 after June 15) to change or cancel a reservation. You may substitute different named individuals with advance notice.

Cancellations in whole or in part are subject to the following Payment Terms:

  • 50% of your applicable deposit will be refunded if you cancel all or part of your reservation prior to 30 days before your scheduled arrival.

  • You must pay the full amount if you cancel within 30 days of your scheduled arrival.

Consider purchasing trip insurance in case you need to cancel your reservation.

Camp capacity is fixed to protect the island’s fragile ecosystem. Additions to your reservation will be addressed on a space-available basis and are subject to additional deposit. You may not arrive at the camp with more guests than the number for whom you have reserved space unless you have received permission from the managers before your arrival.

How to reserve your stay

The earliest date for submitting your reservations is January 1. All full-week reservation requests dated between Jan. 1 – Jan 15 will be given equal opportunity in the lottery. Partial week requests will be considered after May 1, space permitting.

Note: One reservation = one invoice. If you need SEPARATE INVOICES, please fill out a SEPARATE RESERVATION FORM and include a SEPARATE DEPOSIT CHECK for each invoice.

To request a reservation, you must mail a signed Liability Waiver Form(s). Up to 6 campers may sign each form. Child(ren) name(s) must appear on waiver with guardian signature.

A valid AMC member number for each camper must be provided NOW to receive the lower member rate, otherwise campers will be billed at the non-member rate. Family Memberships include up to two adults and any children under 21 living in your household. This membership class does not include family members living outside of your household. Join the AMC at https://www.outdoors.org/join/.

There is a limit of 4 cabins/12 people per reservation. There are two beds per cabin. Cots are available to add a third person. Please be sure to provide at least 3 alternative preferences for both cabin and week. If your first choice is not available, we will try to accommodate your second choice, and if need be, your third choice.

The person named on the form is responsible for payment