Arnold, MD 21012 has a population of approximately 21,168 and experiences a population change rate of 0.80%. The population density is 2,168.9 / sq mi .
Arnold, MD 21012 has a population of approximately 21,168 and experiences a population change rate of 0.80%. The population density is 2,168.9 / sq mi .
The median household income for Arnold, MD 21012 is $133,481, with 8,136 households and an average household size of 2.87.
The median value of a home in Arnold, MD 21012 is $524,400 with an appreciation rate of 10.60%. 81.15% of housing in the state is owned while 14.18% is rented.
The cost of living in Arnold, MD 21012 is 141.2 %.
The unemployment rate in Arnold, MD 21012 is 1.60%, and recent job growth is at 1.72%. Future job growth is projected at 33.42%.
The sales tax rate in Arnold, MD 21012 is 6.00%, while the income tax rate is 4.75% .
School expenditures in Arnold, MD 21012 are $17,686, and the school ratio is 13.8:1.
The average high temperature in July is 87.1 degrees, with an average low temperature in January of 28.4 degrees. The average rainfall is approximately 43.6 inches per year, with 13.5 inches of snow per year.