There are 321 General Contractors in Merrimack County, New Hampshire, serving a population of 147,958 people in an area of 934 square miles. There is 1 General Contractor per 460 people, and 1 General Contractor per 2 square miles.
In New Hampshire, Merrimack County is ranked 4th of 10 counties in General Contractors per capita, and 5th of 10 counties in General Contractors per square mile.