Plymouth Regional High School includes students from a town in Grafton County, New Hampshire that had a population of 247 in what census year?
Waterville Valley, New Hampshire Waterville Valley is a town in Grafton County, New Hampshire, United States. The population was 247 at the 2010 census.
Windsor, New Hampshire Windsor is a town in Hillsborough County, New Hampshire, United States. The population was 224 at the 2010 census. It is the location of the Wediko Children's Services Summer Program and of Windsor Mountain International, a summer adventure and travel camp founded in 1961. It is also the home of Windsor Hills Camp and Retreat Center, a ministry of the Church of the Nazarene.