ZIP CodeStandard
20620
Callaway, MD
ZIP Code 20620 in Callaway, MD has a population of 1,588 and a median household income of $165,972. Explore Census demographics, housing, and a map.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
1,588
People
Median age
41.6
Housing
Total households
389
Income
Median household income
$165,972
Housing
Total housing units
456
Employment
Employment rate
51.7%
Education
Bachelor’s degree or higher
24.9%
Healthcare
Insured population
98.9%
ZIP details
Local time 04:19:35(ET)| Location | Callaway, MD |
|---|---|
| County | St. Mary's |
| Area code | |
| Timezone | Eastern Time (ET) |
| Coordinates | 38.2331216, -76.5218305 |
| Land area | 4.3 sq miles(11,100,805 m²) |
Map of ZIP Code 20620 — Callaway, MD
Nearby ZIP codes
ZIP codes near 20620.
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