A: 20878 is within Maryland State House of Delegates District 15, Maryland State House of Delegates District 17 and Maryland State House of Delegates District 39.
A: The 2022 population of ZIP Code 20878 is 65954. The population growth rate in 20878 is 0.00%.
A: The majority race/ethnicity of people residing in 20878 is White (50.02%). The majority race/ethnicity of students attending public schools in 20878 is White(33.45%).
A: The median household income in 20878 is $130,469 (2021) and the average adjusted income is $126,290 (2020).