Allenstown is located in New Hampshire. Allenstown, New Hampshire has a population of 4,339. Allenstown is less family-centric than the surrounding county with 25% households with children. The county percentage for households with children is 25%.
The median household income in Allenstown, New Hampshire is $58,672. The median household income for the surrounding county is $78,794 compared to the national median of $66,222. The median age of people living in Allenstown is 43.8 years.
The average high temperature in July is 82.9 degrees, with an average low temperature in January of 9.7 degrees. The annual precipitation is 37.6.