Glen Arm is located in Maryland. Glen Arm, Maryland has a population of 3,957. Glen Arm is less family-centric than the surrounding county with 24.26% of the households containing married families with children. The county average for households married with children is 29.92%.
The median household income in Glen Arm, Maryland is $120,357. The median household income for the surrounding county is $71,810 compared to the national median of $57,652. The median age of people living in Glen Arm is 53.1 years.
The average high temperature in July is 89.3 degrees, with an average low temperature in January of 26 degrees. The average rainfall is approximately 44.4 inches per year, with 28.6 inches of snow per year.