21128 Frequently Asked Questions

A: ZIP Code 21128 is Located in Perry Hall Maryland. Portions of 21128 are also in White Marsh, Honeygo.

A: ZIP Code 21128 is Located Entirely in Baltimore County Maryland.

A: The Current Sales Tax in ZIP Code 21128 is 6.0%

A: The Area Codes for 21128 are 410, 443 and 667

A: 21128 is within by the Maryland 1st Congressional District and the Maryland 2nd Congressional District.

A: 21128 is within Maryland State House of Delegates District 08 and Maryland State House of Delegates District 07A.

A: 21128 is within Maryland State Senate District 07 and Maryland State Senate District 08.

A: The 2022 population of ZIP Code 21128 is 15934. The population growth rate in 21128 is 0.00%. The population density of 21128 is 2,306.

A: The majority race/ethnicity of people residing in 21128 is White (69.93%). The majority race/ethnicity of students attending public schools in 21128 is White(48.58%).

A: The median household income in 21128 is $112,332 (2021) and the average adjusted income is $348,490 (2021).