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Where 21824 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.
- 🔢 Type 21824 into a pocket calculator and turn it upside down: hZBIZ — not quite a word, sorry.
- ➕ As a number, 21,824 = 2 × 2 × 2 × 2 × 2 × 2 × 11 × 31. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
101010101000000 - 🏠 Its numerical neighbours: 21822 (Eden, MD, 29 mi away) and 21826 (Fruitland, MD, 32 mi away).
- 🔄 Backwards, 21824 becomes 42812, which is not a ZIP code at all.
- 👥 33 other ZIP codes are made of exactly the same digits (12248, 12428, 12482, 12824, 12842, 14228, …). The farthest-flung twin is 84122 in Salt Lake City, UT, 1,913 miles away.
- 🧭 Farther south than 58% of all ZIP codes, and farther east than 85%.
- 🎯1,215 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 21824 and you would come out at 37.98°S, 103.96°E — 791 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 48m of daylight. Shortest: 9h 31m.
- 📏 At 2.3 square miles of land, 21824 is bigger than 12% of ZIP codes — room for about 1.7 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 264This ZIP264 |
|---|---|
| Households | 123This ZIP123 |
| Housing units | 180This ZIP180 |
| Median age | 45.8This ZIP45.8Maryland39.4US 38.9 |
| Median household income | $90,288This ZIP$90,288Maryland$103,678US $80,734 |
| Median home value | $108,500This ZIP$108,500Maryland$419,900US $332,700 |
| Bachelor's degree or higher | 1.0%This ZIP1.0% |
| Mean commute | 14.6 minThis ZIP14.6 min |
| Population density | 115.7 / sq miThis ZIP115.7 / sq mi |
Business and tax activity
| Business establishments | 7This ZIP7 |
|---|---|
| Employees | 15This ZIP15 |
| Annual payroll | $251,000This ZIP$251,000 |
Land area
| Land area | 2.28 sq miThis ZIP2.28 sq mi |
|---|---|
| Water area | 0.46 sq miThis ZIP0.46 sq mi |
Other place names in 21824
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 21824
| ZIP | City | Distance |
|---|---|---|
21866 | Tylerton, MD | 1.5 mi |
21817 | Crisfield, MD | 11.0 mi |
23440 | Tangier, VA | 11.3 mi |
21821 | Deal Island, MD | 14.1 mi |
22530 | Ophelia, VA | 14.9 mi |
21867 | Upper Fairmount, MD | 15.8 mi |
22539 | Reedville, VA | 16.0 mi |
21838 | Marion Station, MD | 16.5 mi |
21627 | Crocheron, MD | 17.2 mi |
20687 | Scotland, MD | 17.3 mi |
Find every ZIP code within 10 miles of 21824 →
Questions about this ZIP code
Where is ZIP code 21824?
21824 is in Ewell, Maryland, in Somerset County, part of the Salisbury, MD metropolitan area. Its published point location is 37.9845, -76.0374.
What county is 21824 in?
21824 lies in Somerset County.
What area code is 21824?
Ewell uses area codes 410, 443 and 667, from NANPA's telephone records.
What time zone is 21824 in?
21824 uses America/New_York.
How many people live in 21824?
About 264 people live in ZIP code 21824, in 123 households, at 115.7 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 21824?
$90,288 a year, against $103,678 across Maryland.
What ZIP codes are near 21824?
The closest are 21866 (1.5 mi), 21817 (11 mi), 23440 (11.3 mi), 21821 (14.1 mi) and 22530 (14.9 mi).
Is 21824 a PO Box ZIP code?
21824 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “21824 ZIP Code — Ewell, Maryland (Somerset County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/21824
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/21824.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.