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zipcodes.pro — ZIP/20866

20866

ZIP 20866 is Burtonsville, Maryland, in Montgomery County; area codes 443, 410 and 667; Eastern time.

Type
Standard
Time zone
America/New_York
County
Montgomery
Population
15,986
Coordinates
39.1093, -76.9339
☼ Live from 20866 — Burtonsville, MD

Weather right now

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Local time: —

Where 20866 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 20866
  • 🔢 Type 20866 into a pocket calculator and turn it upside down: ggBOZ — not quite a word, sorry.
  • ➕ As a number, 20,866 = 2 × 10433. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101000110000010
  • 🏠 Its numerical neighbours: 20862 (Brinklow, MD, 7 mi away) and 20868 (Spencerville, MD, 2 mi away).
  • 🔄 Backwards, 20866 becomes 66802, which is not a ZIP code at all.
  • 👥 17 other ZIP codes are made of exactly the same digits (02668, 06268, 20686, 26680, 28606, 28660, …). The farthest-flung twin is 80266 in Denver, CO, 1,487 miles away.
  • 🧭 Farther south than 50% of all ZIP codes, and farther east than 82%.
  • 🎯1,153 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 20866 and you would come out at 39.11°S, 103.07°E — 872 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 55m of daylight. Shortest: 9h 25m.
  • 📏 At 7.0 square miles of land, 20866 is bigger than 23% of ZIP codes — room for about 5.3 Central Parks.
🌙 The sky over 20866 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population15,986This ZIP15,986
Households5,033This ZIP5,033
Housing units5,087This ZIP5,087
Median age39.9This ZIP39.9Maryland39.4US 38.9
Median household income$140,308This ZIP$140,308Maryland$103,678US $80,734
Median home value$446,900This ZIP$446,900Maryland$419,900US $332,700
Median gross rent$2,285This ZIP$2,285Maryland$1,705US $1,413
Bachelor's degree or higher45.1%This ZIP45.1%
Mean commute35.5 minThis ZIP35.5 min
Population density2,274.9 / sq miThis ZIP2,274.9 / sq mi

Business and tax activity

Business establishments304This ZIP304
Employees2,820This ZIP2,820
Annual payroll$145,775,000This ZIP$145,775,000
Tax returns filed8,120This ZIP8,120
Total adjusted gross income$679,457,000This ZIP$679,457,000

Land area

Land area7.03 sq miThis ZIP7.03 sq mi
Water area0.34 sq miThis ZIP0.34 sq mi

Other place names in 20866

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 20866

ZIPCityDistance
20868 Spencerville, MD 1.9 mi
20707 Laurel, MD 2.8 mi
20905 Silver Spring, MD 2.9 mi
20759 Fulton, MD 3.1 mi
20904 Silver Spring, MD 3.6 mi
20723 Laurel, MD 4.0 mi
20861 Ashton, MD 4.4 mi
20709 Laurel, MD 4.6 mi
20725 Laurel, MD 4.6 mi
20726 Laurel, MD 4.6 mi

Find every ZIP code within 10 miles of 20866 →

Questions about this ZIP code

Where is ZIP code 20866?

20866 is in Burtonsville, Maryland, in Montgomery County, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area. Its published point location is 39.1093, -76.9339.

What county is 20866 in?

20866 lies in Montgomery County.

What area code is 20866?

Burtonsville uses area codes 443, 410 and 667, from NANPA's telephone records.

What time zone is 20866 in?

20866 uses America/New_York.

How many people live in 20866?

About 15,986 people live in ZIP code 20866, in 5,033 households, at 2,274.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 20866?

$140,308 a year, against $103,678 across Maryland.

What ZIP codes are near 20866?

The closest are 20868 (1.9 mi), 20707 (2.8 mi), 20905 (2.9 mi), 20759 (3.1 mi) and 20904 (3.6 mi).

Is 20866 a PO Box ZIP code?

20866 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “20866 ZIP Code — Burtonsville, Maryland (Montgomery County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/20866

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