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Where 51432 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 51432 into a pocket calculator and turn it upside down: ZEhIS — not quite a word, sorry.
- ➕ As a number, 51,432 = 2 × 2 × 2 × 3 × 2143. Its digits add up to 15, a total 1,657 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100100011101000 - 🏠 Its numerical neighbours: 51431 (Arthur, IA, 32 mi away) and 51433 (Auburn, IA, 28 mi away).
- 🔄 Backwards, 51432 becomes 23415 — and that is a real ZIP code: New Church, VA, 1,071 miles away.
- 👥 66 other ZIP codes are made of exactly the same digits (12345, 12435, 12453, 12534, 12543, 13425, …). The farthest-flung twin is 34251 in Myakka City, FL, 1,242 miles away.
- 🧭 Farther north than 75% of all ZIP codes, and farther west than 69%.
- 🎯230 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51432 and you would come out at 41.91°S, 84.86°E — 872 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 14m of daylight. Shortest: 9h 07m.
- 📏 At 0.313 square miles of land, 51432 is bigger than 4% of ZIP codes — about 151 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 45This ZIP45 |
|---|---|
| Households | 21This ZIP21 |
| Housing units | 24This ZIP24 |
| Median age | 62.9This ZIP62.9Iowa38.6US 38.9 |
| Median household income | $61,250This ZIP$61,250Iowa$75,059US $80,734 |
| Median home value | $85,000This ZIP$85,000Iowa$208,000US $332,700 |
| Bachelor's degree or higher | 17.1%This ZIP17.1% |
| Mean commute | 16.0 minThis ZIP16.0 min |
| Population density | 143.8 / sq miThis ZIP143.8 / sq mi |
Land area
| Land area | 0.31 sq miThis ZIP0.31 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 51432
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51432
| ZIP | City | Distance |
|---|---|---|
51454 | Manilla, IA | 3.2 mi |
51455 | Manning, IA | 4.2 mi |
50110 | Gray, IA | 9.0 mi |
51446 | Irwin, IA | 9.6 mi |
51444 | Halbur, IA | 11.0 mi |
51467 | Westside, IA | 11.3 mi |
51527 | Defiance, IA | 11.3 mi |
51463 | Templeton, IA | 11.6 mi |
51465 | Vail, IA | 12.6 mi |
51447 | Kirkman, IA | 13.4 mi |
Find every ZIP code within 10 miles of 51432 →
Questions about this ZIP code
Where is ZIP code 51432?
51432 is in Aspinwall, Iowa, in Crawford County. Its published point location is 41.9101, -95.1380.
What county is 51432 in?
51432 lies in Crawford County.
What area code is 51432?
Aspinwall uses area code 712, from NANPA's telephone records.
What time zone is 51432 in?
51432 uses America/Chicago.
How many people live in 51432?
About 45 people live in ZIP code 51432, in 21 households, at 143.8 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 51432?
$61,250 a year, against $75,059 across Iowa.
What ZIP codes are near 51432?
The closest are 51454 (3.2 mi), 51455 (4.2 mi), 50110 (9 mi), 51446 (9.6 mi) and 51444 (11 mi).
Is 51432 a PO Box ZIP code?
51432 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51432 ZIP Code — Aspinwall, Iowa (Crawford County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51432
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51432.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.