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Zip Code 20657 — Lusby, MD

20657 is a ZIP Code associated with Lusby, MD, located within Calvert. The postal region supports an estimated population of 20,699 residents across Data Pending housing units, with a population density of 267.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.383580, -76.445370)

Data Metric	Local Statistic
Postal / Zip Code	20657
Primary City	Lusby
State / Province	MD
County	Calvert
Total Population	20,699
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	267.6 people/sq mi
Timezone	America/New_York

How 20657 Compares

Metric	ZIP 20657	Calvert County	MD State Average
Population	20,699	92,015	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	267.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 20629	Dowell	3.0 mi	1,150	N/A
Zip 20688	Solomons	3.6 mi	1,290	N/A
Zip 20685	Saint Leonard	5.7 mi	6,866	N/A
Zip 20615	Broomes Island	6.1 mi	460	N/A
Zip 20670	Patuxent River	7.1 mi	2,046	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 →