23 Vesper St, Portland, ME is a multi family home that contains 2,650 sq ft and was built in 1889. It contains 0 bedroom and 3 bathrooms. This home last sold for $505,000 in July 2016. The Zestimate for this house is $575,145, which has increased by $2,896 in the last 30 days. The Rent Zestimate for this home is $1,800/mo. The property tax in 2017 was $6,625. The tax assessment in 2017 was $306,000.