Preston is located in Maryland. Preston, Maryland has a population of 581. Preston is more family-centric than the surrounding county with 35% households with children. The county percentage for households with children is 31%.
The median household income in Preston, Maryland is $59,519. The median household income for the surrounding county is $57,379 compared to the national median of $61,963. The median age of people living in Preston is 42.4 years.
The average high temperature in July is 89.07 degrees, with an average low temperature in January of 25.89 degrees. The annual precipitation is 44.12.