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Where 51447 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 51447 into a pocket calculator and turn it upside down: LhhIS — not quite a word, sorry.
- ➕ As a number, 51,447 = 3 × 11 × 1559. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100100011110111 - 🏠 Its numerical neighbours: 51446 (Irwin, IA, 4 mi away) and 51448 (Kiron, IA, 34 mi away).
- 🔄 Backwards, 51447 becomes 74415, which is not a ZIP code at all.
- 👥 30 other ZIP codes are made of exactly the same digits (14475, 14547, 14745, 14754, 15447, 15474, …). The farthest-flung twin is 14547 in Seneca Castle, NY, 926 miles away.
- 🧭 Farther north than 73% of all ZIP codes, and farther west than 69%.
- 🎯220 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51447 and you would come out at 41.72°S, 84.81°E — 879 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 13m of daylight. Shortest: 9h 09m.
- 📏 At 36.7 square miles of land, 51447 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 113This ZIP113 |
|---|---|
| Households | 52This ZIP52 |
| Housing units | 82This ZIP82 |
| Median age | 61.5This ZIP61.5Iowa38.6US 38.9 |
| Median household income | $68,214This ZIP$68,214Iowa$75,059US $80,734 |
| Median home value | $141,700This ZIP$141,700Iowa$208,000US $332,700 |
| Median gross rent | $1,167This ZIP$1,167Iowa$972US $1,413 |
| Bachelor's degree or higher | 17.3%This ZIP17.3% |
| Mean commute | 12.2 minThis ZIP12.2 min |
| Population density | 3.1 / sq miThis ZIP3.1 / sq mi |
Land area
| Land area | 36.69 sq miThis ZIP36.69 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 51447
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51447
| ZIP | City | Distance |
|---|---|---|
51446 | Irwin, IA | 3.8 mi |
51537 | Harlan, IA | 7.3 mi |
51543 | Kimballton, IA | 7.5 mi |
51578 | Westphalia, IA | 10.5 mi |
51531 | Elk Horn, IA | 10.7 mi |
51527 | Defiance, IA | 11.1 mi |
51454 | Manilla, IA | 11.3 mi |
51530 | Earling, IA | 13.1 mi |
51432 | Aspinwall, IA | 13.4 mi |
50110 | Gray, IA | 13.6 mi |
Find every ZIP code within 10 miles of 51447 →
Questions about this ZIP code
Where is ZIP code 51447?
51447 is in Kirkman, Iowa, in Shelby County. Its published point location is 41.7210, -95.1919.
What county is 51447 in?
51447 lies in Shelby County.
What area code is 51447?
Kirkman uses area code 712, from NANPA's telephone records.
What time zone is 51447 in?
51447 uses America/Chicago.
How many people live in 51447?
About 113 people live in ZIP code 51447, in 52 households, at 3.1 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 51447?
$68,214 a year, against $75,059 across Iowa.
What ZIP codes are near 51447?
The closest are 51446 (3.8 mi), 51537 (7.3 mi), 51543 (7.5 mi), 51578 (10.5 mi) and 51531 (10.7 mi).
Is 51447 a PO Box ZIP code?
51447 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51447 ZIP Code — Kirkman, Iowa (Shelby County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51447
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51447.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.