129 Elm St, South Portland, ME is a multi family home that contains 2,537 sq ft and was built in 1900. It contains 0 bedroom. This home last sold for $290,000 in July 2016. The Zestimate for this house is $387,214, which has decreased by $6,300 in the last 30 days. The Rent Zestimate for this home is $1,600/mo. The property tax in 2017 was $4,401. The tax assessment in 2017 was $244,500, an increase of 10.7% over the previous year.