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Zip Code 21702 — Frederick, MD

21702 is a ZIP Code associated with Frederick, MD, located within Frederick. The postal region supports an estimated population of 49,605 residents across Data Pending housing units, with a population density of 459.1 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.480190, -77.457800)

Data Metric	Local Statistic
Postal / Zip Code	21702
Primary City	Frederick
State / Province	MD
County	Frederick
Total Population	49,605
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	459.1 people/sq mi
Timezone	America/New_York

How 21702 Compares

Metric	ZIP 21702	Frederick County	MD State Average
Population	49,605	300,100	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	459.1 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21705	Frederick	5.5 mi	6	N/A
Zip 21714	Braddock Heights	5.6 mi	95	N/A
Zip 21793	Walkersville	6.1 mi	10,719	N/A
Zip 21769	Middletown	6.2 mi	11,965	N/A
Zip 21773	Myersville	6.4 mi	5,826	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →