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Zip Code 20866 — Burtonsville, MD

ZIP Code 20866 is associated with Burtonsville, MD, in Montgomery County. The listed population estimate is 15,986; estimated density is 878.3 people per square mile. Among records with population estimates, it ranks #27 of 46 in Montgomery County and #146 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.109690, -76.934110)

Data MetricLocal Statistic
Postal / Zip Code20866
Primary CityBurtonsville
State / ProvinceMD
CountyMontgomery
Total Population15,986
Population Density878.3 people/sq mi
TimezoneAmerica/New_York

How 20866 Compares

MetricZIP 20866Montgomery County recordsMD records
Population estimate15,9861,076,754 (sum)6,205,597 (sum)
Population Density878.3 /sq mi----
County population rank#27 of 46----
State population rank#146 of 470----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MD

ZIP CodeCityDistancePopulation estimate
ZIP 20868Spencerville2.1 mi198
ZIP 20707Laurel2.8 mi37,278
ZIP 20905Silver Spring3.0 mi19,004
ZIP 20759Fulton3.1 mi6,624
ZIP 20904Silver Spring3.9 mi58,646

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 →