21555 Frequently Asked Questions

A: ZIP Code 21555 is Located in Oldtown Maryland. Portions of 21555 are also in Spring Gap.

A: ZIP Code 21555 is Located Entirely in Allegany County Maryland.

A: The Current Sales Tax in ZIP Code 21555 is 6.0%

A: The Area Codes for 21555 are 240 and 301

A: ZIP Code 21555 is in the Maryland 6th Congressional District.

A: ZIP Code 21555 is in Maryland State House of Delegates District 01C.

A: ZIP Code 21555 is in Maryland State Senate District 01.

A: The 2022 population of ZIP Code 21555 is 1515. The population growth rate in 21555 is -17.09%. The population density of 21555 is 15.

A: The majority race/ethnicity of people residing in 21555 is White (99.72%).

A: The median household income in 21555 is $52,083 (2021) and the average adjusted income is $149,230 (2021).