ZIP CodeStandard
21648
Madison, MD
ZIP Code 21648 covers Madison, Maryland. Browse Census demographics: population, median income, housing units, educational attainment, and health coverage.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
233
People
Median age
61.4
Housing
Total households
70
Income
Median household income
—
Housing
Total housing units
89
Employment
Employment rate
51.7%
Education
Bachelor’s degree or higher
13%
Healthcare
Insured population
100%
ZIP details
Local time 00:49:07(ET)| Location | Madison, MD |
|---|---|
| County | Dorchester |
| Area code | |
| Timezone | Eastern Time (ET) |
| Coordinates | 38.5087995, -76.2397918 |
| Land area | 9.4 sq miles(24,286,879 m²) |
Map of ZIP Code 21648 — Madison, MD
Nearby ZIP codes
ZIP codes near 21648.
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