Clarksville Real EstateClarksville is located in New Hampshire. Clarksville, New Hampshire has a population of 340. Clarksville is less family-centric than the surrounding county with 17.78% of the households containing married families with children. The county average for households married with children is 21.71%. The median household income in Clarksville, New Hampshire is $65,577. The median household income for the surrounding county is $52,054 compared to the national median of $69,021. The median age of people living in Clarksville is 51.9 years. Clarksville WeatherThe average high temperature in July is 74 degrees, with an average low temperature in January of -2.1 degrees. The average rainfall is approximately 42.9 inches per year, with 116.6 inches of snow per year. Clarksville MapReal estate near ClarksvilleNearby CitiesNearby Cities Homes for Sale |