ZIP CodeStandard
21661
Rock Hall, MD
ZIP Code 21661 in Rock Hall, MD has a population of 2,427 and a median household income of $90,492. Explore Census demographics, housing, and a map.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
2,427
People
Median age
58.4
Housing
Total households
1,311
Income
Median household income
$90,492
Housing
Total housing units
1,784
Employment
Employment rate
58.3%
Education
Bachelor’s degree or higher
35.7%
Healthcare
Insured population
96.4%
Nearby ZIP codes
ZIP codes near 21661.
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS