ZIP CodeStandard
21771
Mount Airy, MD
ZIP Code 21771 in Mount Airy, MD has a population of 30,697 and a median household income of $157,302. Explore Census demographics, housing, and a map.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
30,697
People
Median age
40.9
Housing
Total households
11,226
Income
Median household income
$157,302
Housing
Total housing units
11,758
Employment
Employment rate
68.7%
Education
Bachelor’s degree or higher
48.8%
Healthcare
Insured population
96.9%
Nearby ZIP codes
ZIP codes near 21771.
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