South Berwick Real EstateSouth Berwick is located in Maine. South Berwick, Maine has a population of 7,443. South Berwick is more family-centric than the surrounding county with 36.39% of the households containing married families with children. The county average for households married with children is 27.9%. The median household income in South Berwick, Maine is $90,446. The median household income for the surrounding county is $73,856 compared to the national median of $69,021. The median age of people living in South Berwick is 40.1 years. South Berwick WeatherThe average high temperature in July is 81.2 degrees, with an average low temperature in January of 13.4 degrees. The average rainfall is approximately 48 inches per year, with 52.7 inches of snow per year. South Berwick MapReal estate near South BerwickNearby CitiesNearby Cities Homes for Sale |