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Zip Code 21781 — Saint James, MD

21781 is a ZIP Code associated with Saint James, MD, located within Washington. The postal region supports an estimated population of 25 residents across Data Pending housing units, with a population density of 40.2 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.571230, -77.759810)

Data Metric	Local Statistic
Postal / Zip Code	21781
Primary City	Saint James
State / Province	MD
County	Washington
Total Population	25
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	40.2 people/sq mi
Timezone	America/New_York

How 21781 Compares

Metric	ZIP 21781	Washington County	MD State Average
Population	25	159,858	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	40.2 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21733	Fairplay	1.5 mi	1,275	N/A
Zip 21746	Hagerstown	2.5 mi	2,361	N/A
Zip 21795	Williamsport	3.7 mi	10,144	N/A
Zip 21734	Funkstown	3.8 mi	1,076	N/A
Zip 21740	Hagerstown	4.4 mi	64,792	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 →