16 1/2 Merrimack St, Nashua, NH is a condo home that contains 2,776 sq ft and was built in 1986. It contains 6 bedrooms and 2 bathrooms. This home last sold for $322,000 in November 2017. The Zestimate for this house is $322,481, which has increased by $1,648 in the last 30 days. The Rent Zestimate for this home is $1,850/mo, which has increased by $263/mo in the last 30 days. The property tax in 2017 was $5,945. The tax assessment in 2017 was $230,500.