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Where 52301 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 52301 into a pocket calculator and turn it upside down: IOEZS — not quite a word, sorry.
- ➕ 52301 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 11, a total 714 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100110001001101 - 🏠 Its numerical neighbours: 52257 (Luzerne, IA, 10 mi away) and 52302 (Marion, IA, 33 mi away).
- 🔄 Backwards, 52301 becomes 10325, which is not a ZIP code at all.
- 👥 73 other ZIP codes are made of exactly the same digits (01235, 01253, 01523, 01532, 02135, 02153, …). The farthest-flung twin is 02351 in Abington, MA, 1,083 miles away.
- 🧭 Farther north than 73% of all ZIP codes, and farther west than 61%.
- 🎯366 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 52301 and you would come out at 41.79°S, 87.92°E — 999 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 08m.
- 📏 At 126.3 square miles of land, 52301 is bigger than 83% of ZIP codes — room for about 96 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 4,028This ZIP4,028 |
|---|---|
| Households | 1,681This ZIP1,681 |
| Housing units | 1,840This ZIP1,840 |
| Median age | 42.7This ZIP42.7Iowa38.6US 38.9 |
| Median household income | $70,150This ZIP$70,150Iowa$75,059US $80,734 |
| Median home value | $160,300This ZIP$160,300Iowa$208,000US $332,700 |
| Median gross rent | $730This ZIP$730Iowa$972US $1,413 |
| Bachelor's degree or higher | 14.8%This ZIP14.8% |
| Mean commute | 22.0 minThis ZIP22.0 min |
| Population density | 31.9 / sq miThis ZIP31.9 / sq mi |
Business and tax activity
| Business establishments | 90This ZIP90 |
|---|---|
| Employees | 656This ZIP656 |
| Annual payroll | $30,577,000This ZIP$30,577,000 |
| Tax returns filed | 1,720This ZIP1,720 |
| Total adjusted gross income | $118,200,000This ZIP$118,200,000 |
Land area
| Land area | 126.29 sq miThis ZIP126.29 sq mi |
|---|---|
| Water area | 0.21 sq miThis ZIP0.21 sq mi |
Counties 52301 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Iowa County | 96.4% |
| Benton County | 3.6% |
Other place names in 52301
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 52301
| ZIP | City | Distance |
|---|---|---|
52220 | Conroy, IA | 6.1 mi |
52334 | South Amana, IA | 8.2 mi |
52209 | Blairstown, IA | 8.4 mi |
52251 | Ladora, IA | 8.4 mi |
52307 | Middle Amana, IA | 9.3 mi |
52257 | Luzerne, IA | 9.9 mi |
52203 | Amana, IA | 10.0 mi |
52354 | Watkins, IA | 10.2 mi |
52361 | Williamsburg, IA | 10.8 mi |
52208 | Belle Plaine, IA | 10.9 mi |
Find every ZIP code within 10 miles of 52301 →
Questions about this ZIP code
Where is ZIP code 52301?
52301 is in Marengo, Iowa, in Iowa County. Its published point location is 41.7885, -92.0824.
What county is 52301 in?
52301 spans 2 counties: Iowa County and Benton County. Most of it falls in Iowa 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 52301?
Marengo uses area code 319, from NANPA's telephone records.
What time zone is 52301 in?
52301 uses America/Chicago.
How many people live in 52301?
About 4,028 people live in ZIP code 52301, in 1,681 households, at 31.9 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 52301?
$70,150 a year, against $75,059 across Iowa.
What ZIP codes are near 52301?
The closest are 52220 (6.1 mi), 52334 (8.2 mi), 52209 (8.4 mi), 52251 (8.4 mi) and 52307 (9.3 mi).
Is 52301 a PO Box ZIP code?
52301 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “52301 ZIP Code — Marengo, Iowa (Iowa County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/52301
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/52301.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.