When backwoods camping is not your aim, a privately owned campground can provide a good camping venue. Some of the many resources for finding these:
Camping in Massachusetts - Private owners operate campgrounds in every part of the state. Their interactive website helps you easily find one by location.
eCampsite.com - This site indexes privately owned locations for camping across the USA.
Kampgrounds of America - This private company is perhaps the largest private campground operator, with campgrounds across the USA.
Page updated 11/6/15.