21660 Frequently Asked Questions

A: ZIP Code 21660 is Located in Ridgely Maryland.

A: ZIP Code 21660 is Located Entirely in Caroline County Maryland.

A: The Current Sales Tax in ZIP Code 21660 is 6.0%

A: The Area Codes for 21660 are 410, 443 and 667

A: ZIP Code 21660 is in the Maryland 1st Congressional District.

A: 21660 is within Maryland State House of Delegates District 36 and Maryland State House of Delegates District 37B.

A: 21660 is within Maryland State Senate District 36 and Maryland State Senate District 37.

A: The 2022 population of ZIP Code 21660 is 4100. The population growth rate in 21660 is 0.74%.

A: The majority race/ethnicity of people residing in 21660 is White (72.85%). The majority race/ethnicity of students attending public schools in 21660 is White(65.80%).

A: The median household income in 21660 is $71,900 (2021) and the average adjusted income is $59,250 (2020).