Taxachusetts:
-Boston Minuteman CG. They are near the rail into Boston
-Pinewood CG: In Plymouth about an hour south off Boston but you can take the ferry to Provincetown in the Cape
-Cape Cod Camping Resort. In Falmouth, you can walk on the ferry to Marthas Vineyard as well as explore the Cape Area
-Normandy Farms about 45 minutes south of Boston but Ive never been there. Heardmany good things.
New Hampshire:
2x Danforth Bay if you camp there go to Yankee BBQ order the feast. From there you can drive the White Mountains
Maine:
Bar Harbor KOA stop on the causeway to the Island to Trents Lobstah Pound