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City Profile

Preston, Maryland

Population: 673 · 1 ZIP code

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
673
People
Median age
38.6
Housing
Total households
290
Income
Median household income
$100,000
Housing
Total housing units
305
Employment
Employment rate
69%
Education
Bachelor’s degree or higher
25.2%
Healthcare
Insured population
99.1%
City details
Local time 02:08:24(ET)
LocationPreston, MD
Population (ZIP areas)4,798(sum of local ZIP code populations)
Total ZIP codes1total
ZIP codes (by type)
1 Standard
CountyCaroline
Area code
410443667
TimezoneEastern Time (ET)
Coordinates38.7449676, -75.9127679
Land area52.7 sq miles(136,544,987 m²)

Map of Preston, Maryland with ZIP codes

Map of Preston, Maryland and ZIP codes

ZIP Codes in Preston

Explore the ZIP codes that make up Preston. Analyze key demographics and population stats for the region using the comprehensive table below.

ZIPType
Median incomeHousehold
Population (ZIP)
21655Standard$90,3854,798

— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP type legend

  • Standard: residential and business delivery areas
  • PO BOX: primarily post office boxes; population may be unavailable
  • Unique: high-volume organizations (universities, agencies, etc.)

Nearby cities

Other cities near Preston, MD.

Hurlock, MDFederalsburg, MDCordova, MDDenton, MDSecretary, MDEaston, MDTrappe, MDEast New Market, MD

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