Charlestown Real EstateCharlestown is located in New Hampshire. Charlestown, New Hampshire has a population of 4,855. Charlestown is less family-centric than the surrounding county with 19.29% of the households containing married families with children. The county average for households married with children is 22.86%. The median household income in Charlestown, New Hampshire is $47,854. The median household income for the surrounding county is $64,587 compared to the national median of $69,021. The median age of people living in Charlestown is 49.4 years. Charlestown WeatherThe average high temperature in July is 81.7 degrees, with an average low temperature in January of 8.4 degrees. The average rainfall is approximately 43.5 inches per year, with 55.9 inches of snow per year. Charlestown MapReal estate near CharlestownNearby CitiesNearby Cities Homes for Sale |