Spencerville Real EstateSpencerville is located in Maryland. Spencerville, Maryland has a population of 1,489. Spencerville is less family-centric than the surrounding county with 23.75% of the households containing married families with children. The county average for households married with children is 37.16%. The median household income in Spencerville, Maryland is $110,000. The median household income for the surrounding county is $117,345 compared to the national median of $69,021. The median age of people living in Spencerville is 34.2 years. Spencerville WeatherThe average high temperature in July is 87.1 degrees, with an average low temperature in January of 24.9 degrees. The average rainfall is approximately 43.6 inches per year, with 15.6 inches of snow per year. Spencerville MapReal estate near SpencervilleNearby CitiesNearby Cities Homes for Sale |