751 Main St APT 77, South Portland, ME is a condo home that contains 986 sq ft and was built in 1972. It contains 2 bedrooms and 1 bathroom. This home last sold for $135,200 in May 2017. The Zestimate for this house is $141,550, which has decreased by $1,811 in the last 30 days. The Rent Zestimate for this home is $1,375/mo, which has decreased by $30/mo in the last 30 days. The property tax in 2017 was $1,915. The tax assessment in 2017 was $106,400, an increase of 3.7% over the previous year.