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Zip Code 21776 — New Windsor, MD

21776 is a ZIP Code associated with New Windsor, MD, located within Carroll. The postal region supports an estimated population of 6,261 residents across Data Pending housing units, with a population density of 68.2 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.518610, -77.103760)

Data Metric	Local Statistic
Postal / Zip Code	21776
Primary City	New Windsor
State / Province	MD
County	Carroll
Total Population	6,261
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	68.2 people/sq mi
Timezone	America/New_York

How 21776 Compares

Metric	ZIP 21776	Carroll County	MD State Average
Population	6,261	158,322	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	68.2 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21791	Union Bridge	4.7 mi	5,340	N/A
Zip 21157	Westminster	6.8 mi	38,984	N/A
Zip 21762	Libertytown	8.1 mi	139	N/A
Zip 21771	Mount Airy	9.0 mi	33,031	N/A
Zip 21158	Westminster	9.6 mi	22,083	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 →