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Zip Code 20861 — Ashton, MD

20861 is a ZIP Code associated with Ashton, MD, located within Montgomery. The postal region supports an estimated population of 2,890 residents across Data Pending housing units, with a population density of 215.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.146530, -76.998860)

Data Metric	Local Statistic
Postal / Zip Code	20861
Primary City	Ashton
State / Province	MD
County	Montgomery
Total Population	2,890
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	215.6 people/sq mi
Timezone	America/New_York

How 20861 Compares

Metric	ZIP 20861	Montgomery County	MD State Average
Population	2,890	1,076,754	6,205,597
Median Income	Data Pending	N/A	N/A
Population Density	215.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 20860	Sandy Spring	1.7 mi	2,035	N/A
Zip 20868	Spencerville	2.2 mi	198	N/A
Zip 20905	Silver Spring	2.5 mi	19,004	N/A
Zip 20777	Highland	2.6 mi	3,221	N/A
Zip 20862	Brinklow	2.6 mi	430	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 →