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zipcodes.pro — ZIP/21717

21717

ZIP 21717 is Buckeystown, Maryland, in Frederick County; area codes 240 and 301; Eastern time.

Type
Standard
Time zone
America/New_York
County
Frederick
Population
245
Coordinates
39.3386, -77.4315
☼ Live from 21717 — Buckeystown, MD

Weather right now

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Local time: —

Where 21717 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 21717
  • 🔢 Type 21717 into a pocket calculator and turn it upside down: LILIZ — not quite a word, sorry.
  • ➕ As a number, 21,717 = 3 × 3 × 19 × 127. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101010011010101
  • 🏠 Its numerical neighbours: 21716 (Brunswick, MD, 11 mi away) and 21718 (Burkittsville, MD, 11 mi away).
  • 🔄 Backwards, 21717 becomes 71712, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (11727, 11772, 12177, 12771, 17127, 17217, …). The farthest-flung twin is 71172 in Bossier City, LA, 1,014 miles away.
  • 🧭 Farther north than 51% of all ZIP codes, and farther east than 80%.
  • 🎯1,124 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 21717 and you would come out at 39.34°S, 102.57°E — 903 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 57m of daylight. Shortest: 9h 23m.
  • 📏 At 0.606 square miles of land, 21717 is bigger than 6% of ZIP codes — about 293 football fields.
🌙 The sky over 21717 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population245This ZIP245
Households81This ZIP81
Housing units81This ZIP81
Median age42.6This ZIP42.6Maryland39.4US 38.9
Median household income$158,413This ZIP$158,413Maryland$103,678US $80,734
Median home value$430,600This ZIP$430,600Maryland$419,900US $332,700
Bachelor's degree or higher23.5%This ZIP23.5%
Mean commute29.3 minThis ZIP29.3 min
Population density404.3 / sq miThis ZIP404.3 / sq mi

Business and tax activity

Business establishments13This ZIP13
Employees181This ZIP181
Annual payroll$17,171,000This ZIP$17,171,000

Land area

Land area0.61 sq miThis ZIP0.61 sq mi
Water area0.00 sq mi

Other place names in 21717

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

ZIP codes near 21717

ZIPCityDistance
21710 Adamstown, MD 2.1 mi
21703 Frederick, MD 3.0 mi
21704 Frederick, MD 3.2 mi
21705 Frederick, MD 5.0 mi
21754 Ijamsville, MD 6.2 mi
21790 Tuscarora, MD 6.5 mi
21714 Braddock Heights, MD 6.5 mi
21777 Point Of Rocks, MD 6.6 mi
21755 Jefferson, MD 7.4 mi
20838 Barnesville, MD 8.6 mi

Find every ZIP code within 10 miles of 21717 →

Questions about this ZIP code

Where is ZIP code 21717?

21717 is in Buckeystown, Maryland, in Frederick County, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area. Its published point location is 39.3386, -77.4315.

What county is 21717 in?

21717 lies in Frederick County.

What area code is 21717?

Buckeystown uses area codes 240 and 301, from NANPA's telephone records.

What time zone is 21717 in?

21717 uses America/New_York.

How many people live in 21717?

About 245 people live in ZIP code 21717, in 81 households, at 404.3 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 21717?

$158,413 a year, against $103,678 across Maryland.

What ZIP codes are near 21717?

The closest are 21710 (2.1 mi), 21703 (3 mi), 21704 (3.2 mi), 21705 (5 mi) and 21754 (6.2 mi).

Is 21717 a PO Box ZIP code?

21717 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “21717 ZIP Code — Buckeystown, Maryland (Frederick County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/21717

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