40 Marty Dr, Merrimack, NH is a single family home that contains 2,811 sq ft and was built in 1992. It contains 4 bedrooms. This home last sold for $299,933 in December 2015. The Zestimate for this house is $401,006, which has increased by $11,427 in the last 30 days. The Rent Zestimate for this home is $1,550/mo, which has decreased by $433/mo in the last 30 days. The property tax in 2017 was $7,941. The tax assessment in 2017 was $339,800.