21030 Frequently Asked Questions

A: ZIP Code 21030 is Located in Cockeysville Maryland.

A: ZIP Code 21030 is Located Entirely in Baltimore County Maryland.

A: The Current Sales Tax in ZIP Code 21030 is 6.0%

A: The Area Codes for 21030 are 410, 443 and 667

A: ZIP Code 21030 is in the Maryland 2nd Congressional District.

A: 21030 is within Maryland State House of Delegates District 10, Maryland State House of Delegates District 11A, Maryland State House of Delegates District 11B, Maryland State House of Delegates District 42A and Maryland State House of Delegates District 42B.

A: 21030 is within Maryland State Senate District 10, Maryland State Senate District 11 and Maryland State Senate District 42.

A: The 2022 population of ZIP Code 21030 is 25133. The population growth rate in 21030 is 3.83%.

A: The majority race/ethnicity of people residing in 21030 is White (63.75%). The majority race/ethnicity of students attending public schools in 21030 is White(30.06%).

A: The median household income in 21030 is $85,831 (2021) and the average adjusted income is $138,530 (2020).