A: ZIP Code 21620 is in Maryland State House of Delegates District 36.
A: ZIP Code 21620 is in Maryland State Senate District 36.
A: The 2022 population of ZIP Code 21620 is 13636. The population growth rate in 21620 is 3.97%. The population density of 21620 is 105.
A: The majority race/ethnicity of people residing in 21620 is White (81.80%). The majority race/ethnicity of students attending public schools in 21620 is White(47.58%).
A: The median household income in 21620 is $63,164 (2021) and the average adjusted income is $544,130 (2021).