From the south (Rt. I-93):
Take I-93 North to concord. Get off at Exit 15-E (Rt. 4 & 202). Proceed East on Rt. 4 & 202 about 11 miles to the Epson, NH traffic circle. Take Rt. 28 North off the circle. Proceed 10 miles North on Rt. 28 to Sun River Campground. (the first right after the caution light by the Barnstead Country Store.)

From the North (Rt. 28):
From the Alton Bay traffic circle, take Rt. 28 South and proceed 7 miles to Sun River Campground. (The first left after J.J. Goodwins Eatery & Sports Pub.)