Manchester 21102 Real EstateManchester is located in Maryland. Manchester, Maryland 21102has a population of 5,350. Manchester 21102 is less family-centric than the surrounding county with 31.19% of the households containing married families with children. The county average for households married with children is 35.12%. The median household income in Manchester, Maryland 21102 is $97,000. The median household income for the surrounding county is $104,708 compared to the national median of $69,021. The median age of people living in Manchester 21102 is 40.3 years. Manchester WeatherThe average high temperature in July is 86.1 degrees, with an average low temperature in January of 21.1 degrees. The average rainfall is approximately 43.5 inches per year, with 27 inches of snow per year. Manchester MapReal estate near ManchesterNearby CitiesNearby Cities Homes for Sale |