15 Weston St, Derry, NH is a single family home that contains 1,870 sq ft and was built in 1993. It contains 3 bedrooms and 2.5 bathrooms. This home last sold for $350,000 in May 2017. The Zestimate for this house is $368,219, which has increased by $8,400 in the last 30 days. The Rent Zestimate for this home is $2,195/mo, which has increased by $2/mo in the last 30 days. The property tax in 2017 was $10,017. The tax assessment in 2017 was $347,100, an increase of 17.0% over the previous year.