11 Amherst St, Portland, ME is a multi family home that contains 3,965 sq ft and was built in 1910. It contains 6 bedrooms and 3 bathrooms. This home last sold for $459,000 in May 2017. The Zestimate for this house is $513,888, which has decreased by $1,532 in the last 30 days. The Rent Zestimate for this home is $1,750/mo, which has increased by $66/mo in the last 30 days. The property tax in 2017 was $8,779. The tax assessment in 2017 was $405,500.