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Where 21814 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 21814 into a pocket calculator and turn it upside down: hIBIZ — not quite a word, sorry.
- ➕ As a number, 21,814 = 2 × 13 × 839. Its digits add up to 16, a total 1,922 other ZIP codes share.
- 💾In binary, the way a computer stores it:
101010100110110 - 🏠 Its numerical neighbours: 21813 (Bishopville, MD, 40 mi away) and 21817 (Crisfield, MD, 22 mi away).
- 🔄 Backwards, 21814 becomes 41812 — and that is a real ZIP code: Deane, KY, 381 miles away.
- 👥 28 other ZIP codes are made of exactly the same digits (11428, 12148, 12184, 12418, 12481, 12814, …). The farthest-flung twin is 84112 in Salt Lake City, UT, 1,910 miles away.
- 🧭 Farther south than 56% of all ZIP codes, and farther east than 85%.
- 🎯1,218 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 21814 and you would come out at 38.29°S, 104.10°E — 795 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 30m.
- 📏 At 3.6 square miles of land, 21814 is bigger than 16% of ZIP codes — room for about 2.7 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 217This ZIP217 |
|---|---|
| Households | 126This ZIP126 |
| Housing units | 184This ZIP184 |
| Median age | 62.9This ZIP62.9Maryland39.4US 38.9 |
| Bachelor's degree or higher | 0.0% |
| Population density | 60.9 / sq miThis ZIP60.9 / sq mi |
Business and tax activity
| Business establishments | 6This ZIP6 |
|---|---|
| Employees | 20This ZIP20 |
| Annual payroll | $312,000This ZIP$312,000 |
| Tax returns filed | 170This ZIP170 |
| Total adjusted gross income | $9,309,000This ZIP$9,309,000 |
Land area
| Land area | 3.56 sq miThis ZIP3.56 sq mi |
|---|---|
| Water area | 5.83 sq miThis ZIP5.83 sq mi |
Other place names in 21814
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 21814
| ZIP | City | Distance |
|---|---|---|
21840 | Nanticoke, MD | 3.1 mi |
21865 | Tyaskin, MD | 4.0 mi |
21856 | Quantico, MD | 6.2 mi |
21869 | Vienna, MD | 6.5 mi |
21672 | Toddville, MD | 8.5 mi |
21821 | Deal Island, MD | 8.9 mi |
21627 | Crocheron, MD | 9.0 mi |
21626 | Crapo, MD | 9.8 mi |
21675 | Wingate, MD | 10.3 mi |
21810 | Allen, MD | 11.4 mi |
Find every ZIP code within 10 miles of 21814 →
Questions about this ZIP code
Where is ZIP code 21814?
21814 is in Bivalve, Maryland, in Wicomico County, part of the Salisbury, MD metropolitan area. Its published point location is 38.2931, -75.8993.
What county is 21814 in?
21814 lies in Wicomico County.
What area code is 21814?
Bivalve uses area codes 410, 443 and 667, from NANPA's telephone records.
What time zone is 21814 in?
21814 uses America/New_York.
How many people live in 21814?
About 217 people live in ZIP code 21814, in 126 households, at 60.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 21814?
The closest are 21840 (3.1 mi), 21865 (4 mi), 21856 (6.2 mi), 21869 (6.5 mi) and 21672 (8.5 mi).
Is 21814 a PO Box ZIP code?
21814 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “21814 ZIP Code — Bivalve, Maryland (Wicomico County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/21814
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/21814.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.