Middletown Real EstateMiddletown is located in Maryland. Middletown, Maryland has a population of 4,521. Middletown is more family-centric than the surrounding county with 47.04% of the households containing married families with children. The county average for households married with children is 36.48%. The median household income in Middletown, Maryland is $125,227. The median household income for the surrounding county is $88,502 compared to the national median of $57,652. The median age of people living in Middletown is 38.5 years. Middletown WeatherThe average high temperature in July is 88.9 degrees, with an average low temperature in January of 25.8 degrees. The average rainfall is approximately 42.4 inches per year, with 16.5 inches of snow per year. Middletown MapReal estate near MiddletownNearby CitiesNearby Cities Homes for Sale |