Other Northeastern U.S. farm stays featuring alternative energy include:
Apple Pond Farm and Renewable Energy Education Center, in the Catskills of upstate New York, offers a guest house rental, and has rooftop solar panels in addition to a wind turbine. The farm is organic and horse-powered, raising sheep, goats, and veggies.
Pompanuck Farm Institute, also in upstate New York and 3.5 hours from both New York City and Montreal, is a non-profit that hosts courses, concerts, and events related to the arts, gardening, and sustainability. The institute is located on 78 acres of fields, forests and streams, and offers personal retreats in private or shared guest houses, or primitive camping. Some buildings are powered with solar panels.
On Warren Pond Farm, in Central New York's Finger Lakes region, is a self-sufficient, off-the-grid farm with has a water wheel, windmills, and solar panels. The farm offers tent sites and cabin rentals on 37 acres. The Warren family raises "morganic" heritage meats like bison, elk, and deer, in addition to grains and vegetables.
D Acres of New Hampshire Organic Farm and Educational Homestead offers primitive camping as well as private or shared hostel accommodations in a beautiful modern farm house in Central New Hampshire. The farm is located on 180 primarily-forested acres, and has 3 acres of fruit and vegetable gardens, as well as chickens, pigs, and oxen. The farm has a freestanding solar array that rotates to follow the sun, as well as solar hot water and a solar-powered irrigation system. (Disclaimer: I worked as the Garden Manager at D Acres in 2005)