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Where 51232 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 51232 into a pocket calculator and turn it upside down: ZEZIS — not quite a word, sorry.
- ➕ As a number, 51,232 = 2 × 2 × 2 × 2 × 2 × 1601. Its digits add up to 13, a total 1,179 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100100000100000 - 🏠 Its numerical neighbours: 51231 (Archer, IA, 14 mi away) and 51234 (Boyden, IA, 13 mi away).
- 🔄 Backwards, 51232 becomes 23215, which is not a ZIP code at all.
- 👥 36 other ZIP codes are made of exactly the same digits (12235, 12325, 12523, 13225, 13252, 15223, …). The farthest-flung twin is 32125 in Daytona Beach, FL, 1,271 miles away.
- 🧭 Farther north than 84% of all ZIP codes, and farther west than 71%.
- 🎯279 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51232 and you would come out at 43.30°S, 84.19°E — 785 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 24m of daylight. Shortest: 8h 58m.
- 📏 At 61.0 square miles of land, 51232 is bigger than 65% of ZIP codes — room for about 46 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 658This ZIP658 |
|---|---|
| Households | 322This ZIP322 |
| Housing units | 334This ZIP334 |
| Median age | 53.6This ZIP53.6Iowa38.6US 38.9 |
| Median household income | $82,917This ZIP$82,917Iowa$75,059US $80,734 |
| Median home value | $107,500This ZIP$107,500Iowa$208,000US $332,700 |
| Median gross rent | $1,208This ZIP$1,208Iowa$972US $1,413 |
| Bachelor's degree or higher | 12.7%This ZIP12.7% |
| Mean commute | 22.5 minThis ZIP22.5 min |
| Population density | 10.8 / sq miThis ZIP10.8 / sq mi |
Business and tax activity
| Business establishments | 8This ZIP8 |
|---|---|
| Employees | 67This ZIP67 |
| Annual payroll | $4,394,000This ZIP$4,394,000 |
| Tax returns filed | 370This ZIP370 |
| Total adjusted gross income | $25,640,000This ZIP$25,640,000 |
Land area
| Land area | 60.98 sq miThis ZIP60.98 sq mi |
|---|---|
| Water area | 0.03 sq miThis ZIP0.03 sq mi |
Counties 51232 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Osceola County | 72.7% |
| Lyon County | 25.7% |
| O'Brien County | 1.6% |
Other place names in 51232
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51232
| ZIP | City | Distance |
|---|---|---|
51244 | Matlock, IA | 7.2 mi |
51201 | Sheldon, IA | 8.3 mi |
51249 | Sibley, IA | 8.7 mi |
51248 | Sanborn, IA | 9.8 mi |
51237 | George, IA | 10.0 mi |
51350 | Melvin, IA | 10.7 mi |
51243 | Little Rock, IA | 11.0 mi |
51234 | Boyden, IA | 12.7 mi |
51231 | Archer, IA | 13.5 mi |
51354 | Ocheyedan, IA | 15.6 mi |
Find every ZIP code within 10 miles of 51232 →
Questions about this ZIP code
Where is ZIP code 51232?
51232 is in Ashton, Iowa, in Osceola County. Its published point location is 43.2950, -95.8095.
What county is 51232 in?
51232 spans 3 counties: Osceola County, Lyon County and O'Brien County. Most of it falls in Osceola County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 51232?
Ashton uses area code 712, from NANPA's telephone records.
What time zone is 51232 in?
51232 uses America/Chicago.
How many people live in 51232?
About 658 people live in ZIP code 51232, in 322 households, at 10.8 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 51232?
$82,917 a year, against $75,059 across Iowa.
What ZIP codes are near 51232?
The closest are 51244 (7.2 mi), 51201 (8.3 mi), 51249 (8.7 mi), 51248 (9.8 mi) and 51237 (10 mi).
Is 51232 a PO Box ZIP code?
51232 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51232 ZIP Code — Ashton, Iowa (Osceola County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51232
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51232.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.