751 Main St APT 78, South Portland, ME is a condo home that contains 1,308 sq ft and was built in 1972. It contains 3 bedrooms and 2 bathrooms. This home last sold for $154,900 in July 2016. The Zestimate for this house is $189,798, which has decreased by $15,035 in the last 30 days. The Rent Zestimate for this home is $1,500/mo, which has increased by $42/mo in the last 30 days. The property tax in 2017 was $2,446. The tax assessment in 2017 was $135,900, an increase of 3.1% over the previous year.