There are 38 Jails & Prisons in New Hampshire, serving a population of 1,331,848 people in an area of 8,951 square miles. There is 1 Jail & Prison per 35,048 people, and 1 Jail & Prison per 235 square miles.
The state of New Hampshire is ranked 28th in Jails & Prisons per capita, and 23rd in Jails & Prisons per square mile.