15 Silvestri Cir UNIT 14, Derry, NH is a condo home that contains 648 sq ft and was built in 1972. It contains 0 bedroom. This home last sold for $78,000 in January 2017. The Zestimate for this house is $89,855, which has increased by $1,121 in the last 30 days. The Rent Zestimate for this home is $1,050/mo, which has decreased by $23/mo in the last 30 days. The property tax in 2017 was $1,986. The tax assessment in 2017 was $68,800.