55 Willow St, Dover, NH is a single family home that contains 2,800 sq ft and was built in 1999. It contains 3 bedrooms and 3 bathrooms. This home last sold for $355,000 in August 2016. The Zestimate for this house is $380,801, which has increased by $5,976 in the last 30 days. The Rent Zestimate for this home is $2,200/mo. The property tax in 2017 was $8,537. The tax assessment in 2017 was $330,000, an increase of 20.5% over the previous year.