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Where 52591 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 52591 into a pocket calculator and turn it upside down: IGSZS — not quite a word, sorry.
- ➕ As a number, 52,591 = 7 × 11 × 683. Its digits add up to 22, a total 2,607 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100110101101111 - 🏠 Its numerical neighbours: 52590 (Seymour, IA, 67 mi away) and 52593 (Udell, IA, 47 mi away).
- 🔄 Backwards, 52591 becomes 19525 — and that is a real ZIP code: Gilbertsville, PA, 870 miles away.
- 👥 26 other ZIP codes are made of exactly the same digits (12955, 15259, 15295, 15925, 15952, 19255, …). The farthest-flung twin is 95521 in Arcata, CA, 1,650 miles away.
- 🧭 Farther north than 69% of all ZIP codes, and farther west than 61%.
- 🎯351 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 52591 and you would come out at 41.32°S, 87.81°E — 1,015 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
- 📏 At 124.2 square miles of land, 52591 is bigger than 83% of ZIP codes — room for about 94 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 2,721This ZIP2,721 |
|---|---|
| Households | 1,137This ZIP1,137 |
| Housing units | 1,361This ZIP1,361 |
| Median age | 42.8This ZIP42.8Iowa38.6US 38.9 |
| Median household income | $62,404This ZIP$62,404Iowa$75,059US $80,734 |
| Median home value | $156,500This ZIP$156,500Iowa$208,000US $332,700 |
| Median gross rent | $912This ZIP$912Iowa$972US $1,413 |
| Bachelor's degree or higher | 22.2%This ZIP22.2% |
| Mean commute | 23.4 minThis ZIP23.4 min |
| Population density | 21.9 / sq miThis ZIP21.9 / sq mi |
Business and tax activity
| Business establishments | 105This ZIP105 |
|---|---|
| Employees | 900This ZIP900 |
| Annual payroll | $40,192,000This ZIP$40,192,000 |
| Tax returns filed | 1,260This ZIP1,260 |
| Total adjusted gross income | $89,511,000This ZIP$89,511,000 |
Land area
| Land area | 124.24 sq miThis ZIP124.24 sq mi |
|---|---|
| Water area | 0.11 sq miThis ZIP0.11 sq mi |
Other place names in 52591
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 52591
| ZIP | City | Distance |
|---|---|---|
52562 | Hayesville, IA | 4.6 mi |
52231 | Harper, IA | 7.5 mi |
52576 | Ollie, IA | 8.2 mi |
52550 | Delta, IA | 8.6 mi |
52355 | Webster, IA | 9.9 mi |
52568 | Martinsburg, IA | 10.1 mi |
50268 | What Cheer, IA | 10.8 mi |
52563 | Hedrick, IA | 11.3 mi |
50136 | Keswick, IA | 11.8 mi |
50255 | Thornburg, IA | 12.1 mi |
Find every ZIP code within 10 miles of 52591 →
Questions about this ZIP code
Where is ZIP code 52591?
52591 is in Sigourney, Iowa, in Keokuk County. Its published point location is 41.3166, -92.1914.
What county is 52591 in?
52591 lies in Keokuk County.
What area code is 52591?
Sigourney uses area code 641, from NANPA's telephone records.
What time zone is 52591 in?
52591 uses America/Chicago.
How many people live in 52591?
About 2,721 people live in ZIP code 52591, in 1,137 households, at 21.9 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 52591?
$62,404 a year, against $75,059 across Iowa.
What ZIP codes are near 52591?
The closest are 52562 (4.6 mi), 52231 (7.5 mi), 52576 (8.2 mi), 52550 (8.6 mi) and 52355 (9.9 mi).
Is 52591 a PO Box ZIP code?
52591 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “52591 ZIP Code — Sigourney, Iowa (Keokuk County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/52591
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/52591.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.