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Where 32421 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 32421 into a pocket calculator and turn it upside down: IZhZE — not quite a word, sorry.
- ➕ As a number, 32,421 = 3 × 101 × 107. Its digits add up to 12, a total 940 other ZIP codes share.
- 💾In binary, the way a computer stores it:
111111010100101 - 🏠 Its numerical neighbours: 32420 (Alford, FL, 13 mi away) and 32422 (Argyle, FL, 51 mi away).
- 🔄 Backwards, 32421 becomes 12423 — and that is a real ZIP code: East Durham, NY, 1,023 miles away.
- 👥 27 other ZIP codes are made of exactly the same digits (12234, 12243, 12423, 12432, 13224, 14223, …). The farthest-flung twin is 12234 in Albany, NY, 1,050 miles away.
- 🧭 Farther south than 91% of all ZIP codes, and farther east than 56%.
- 🎯990 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 32421 and you would come out at 30.52°S, 94.79°E — 1,247 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 07m of daylight. Shortest: 10h 10m.
- 📏 At 125.5 square miles of land, 32421 is bigger than 83% of ZIP codes — room for about 95 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 4,035This ZIP4,035 |
|---|---|
| Households | 1,427This ZIP1,427 |
| Housing units | 1,879This ZIP1,879 |
| Median age | 45.2This ZIP45.2Florida42.6US 38.9 |
| Median household income | $48,719This ZIP$48,719Florida$74,568US $80,734 |
| Median home value | $113,200This ZIP$113,200Florida$359,000US $332,700 |
| Median gross rent | $893This ZIP$893Florida$1,669US $1,413 |
| Bachelor's degree or higher | 14.0%This ZIP14.0% |
| Mean commute | 32.4 minThis ZIP32.4 min |
| Population density | 32.1 / sq miThis ZIP32.1 / sq mi |
Business and tax activity
| Business establishments | 36This ZIP36 |
|---|---|
| Employees | 208This ZIP208 |
| Annual payroll | $9,041,000This ZIP$9,041,000 |
| Tax returns filed | 1,720This ZIP1,720 |
| Total adjusted gross income | $89,759,000This ZIP$89,759,000 |
Land area
| Land area | 125.51 sq miThis ZIP125.51 sq mi |
|---|---|
| Water area | 0.86 sq miThis ZIP0.86 sq mi |
Other place names in 32421
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 32421
| ZIP | City | Distance |
|---|---|---|
32430 | Clarksville, FL | 7.2 mi |
32448 | Marianna, FL | 10.4 mi |
32424 | Blountstown, FL | 11.7 mi |
32438 | Fountain, FL | 12.5 mi |
32420 | Alford, FL | 13.1 mi |
32432 | Cypress, FL | 15.3 mi |
32442 | Grand Ridge, FL | 16.4 mi |
32447 | Marianna, FL | 16.5 mi |
32449 | Wewahitchka, FL | 17.5 mi |
32466 | Youngstown, FL | 18.0 mi |
Find every ZIP code within 10 miles of 32421 →
Questions about this ZIP code
Where is ZIP code 32421?
32421 is in Altha, Florida, in Calhoun County. Its published point location is 30.5215, -85.2057.
What county is 32421 in?
32421 lies in Calhoun County.
What area code is 32421?
Altha uses area code 850, from NANPA's telephone records.
What time zone is 32421 in?
32421 uses America/Chicago.
How many people live in 32421?
About 4,035 people live in ZIP code 32421, in 1,427 households, at 32.1 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 32421?
$48,719 a year, against $74,568 across Florida.
What ZIP codes are near 32421?
The closest are 32430 (7.2 mi), 32448 (10.4 mi), 32424 (11.7 mi), 32438 (12.5 mi) and 32420 (13.1 mi).
Is 32421 a PO Box ZIP code?
32421 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “32421 ZIP Code — Altha, Florida (Calhoun County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/32421
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/32421.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.