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Zip Code 21866 — Tylerton, MD

21866 is a ZIP Code associated with Tylerton, MD, located within Somerset. The postal region supports an estimated population of 81 residents across Data Pending housing units, with a population density of 254.4 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.967200, -76.021370)

Data Metric	Local Statistic
Postal / Zip Code	21866
Primary City	Tylerton
State / Province	MD
County	Somerset
Total Population	81
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	254.4 people/sq mi
Timezone	America/New_York

How 21866 Compares

Metric	ZIP 21866	Somerset County	MD State Average
Population	81	23,082	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	254.4 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 21824	Ewell	1.0 mi	264	N/A
Zip 21817	Crisfield	10.2 mi	4,417	N/A
Zip 21821	Deal Island	15.1 mi	797	N/A
Zip 21867	Upper Fairmount	15.8 mi	60	N/A
Zip 21838	Marion Station	16.1 mi	1,873	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 →