129 Massachusetts Ave, Portland, ME is a single family home that contains 1,008 sq ft and was built in 1950. It contains 3 bedrooms and 1 bathroom. This home last sold for $239,900 in May 2016. The Zestimate for this house is $260,490, which has decreased by $1,159 in the last 30 days. The Rent Zestimate for this home is $1,800/mo, which has increased by $84/mo in the last 30 days. The property tax in 2017 was $3,739. The tax assessment in 2017 was $172,700.