291 Main St, Salem, NH is a single family home that contains 1,519 sq ft and was built in 1880. It contains 3 bedrooms and 1 bathroom. This home last sold for $240,000 in August 2017. The Zestimate for this house is $247,816, which has increased by $2,338 in the last 30 days. The Rent Zestimate for this home is $1,875/mo, which has decreased by $23/mo in the last 30 days. The property tax in 2016 was $4,311. The tax assessment in 2016 was $211,000, an increase of 9.6% over the previous year.