20 Dumas St, Lisbon, ME is a single family home that contains 1,008 sq ft and was built in 1978. It contains 3 bedrooms and 1 bathroom. This home last sold for $147,900 in February 2017. The Zestimate for this house is $156,219, which has decreased by $2,364 in the last 30 days. The Rent Zestimate for this home is $1,200/mo. The property tax in 2016 was $3,035. The tax assessment in 2016 was $130,800, an increase of 18.9% over the previous year.