Some retirees choose to live in the beautiful town of Brunswick. There are also active adult and 55+ communities in this part of southern Maine. According to Zillow, the median home value in Brunswick was about $272,300 in early 2019, rising over 12% in the past year.. The National Association of Realtors reports that the median home price in nearby Portland was $290,000 in the last quarter of 2018. Prices in Brunswick are probably higher than the rest of the state. Homes closer to the water and those in historic districts will be much more.