Zach,
Gold Brook CG in Stowe, VT is open year round. I've been the in mnus 4 degree weather.
from a quick web search..
Gold Brook Campground. 1900 Waterbury Road Stowe, VT 05672 Phone: 802-253-7683 Open: All Year Base Rate: $22- $34c. Rte. 100, 7 1/2 miles north from exit 10, ...
We used to live just north of Stowe.
Ken
Happy Trails RV Resort (AZ)