21131 Frequently Asked Questions

A: ZIP Code 21131 is Located in Phoenix Maryland. Portions of 21131 are also in Cockeysville.

A: ZIP Code 21131 is Located Entirely in Baltimore County Maryland.

A: The Current Sales Tax in ZIP Code 21131 is 6.0%

A: The Area Codes for 21131 are 410, 443 and 667

A: 21131 is within by the Maryland 1st Congressional District and the Maryland 2nd Congressional District.

A: 21131 is within Maryland State House of Delegates District 42A and Maryland State House of Delegates District 42B.

A: ZIP Code 21131 is in Maryland State Senate District 42.

A: The 2022 population of ZIP Code 21131 is 7722. The population growth rate in 21131 is 0.00%. The population density of 21131 is 324.

A: The majority race/ethnicity of people residing in 21131 is White (93.85%). The majority race/ethnicity of students attending public schools in 21131 is White(85.63%).

A: The median household income in 21131 is $163,370 (2021) and the average adjusted income is $624,490 (2021).