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Where 51552 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 51552 into a pocket calculator and turn it upside down: ZSSIS — not quite a word, sorry.
- ➕ As a number, 51,552 = 2 × 2 × 2 × 2 × 2 × 3 × 3 × 179. Its digits add up to 18, a total 2,332 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100100101100000 - 🏠 Its numerical neighbours: 51551 (Malvern, IA, 42 mi away) and 51553 (Minden, IA, 23 mi away).
- 🔄 Backwards, 51552 becomes 25515 — and that is a real ZIP code: Gallipolis Ferry, WV, 710 miles away.
- 👥 9 other ZIP codes are made of exactly the same digits (12555, 15255, 15552, 21555, 25515, 51525, …). The farthest-flung twin is 12555 in Newburgh, NY, 1,089 miles away.
- 🧭 Farther north than 71% of all ZIP codes, and farther west than 69%.
- 🎯215 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 51552 and you would come out at 41.49°S, 84.89°E — 892 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 11m of daylight. Shortest: 9h 10m.
- 📏 At 30.2 square miles of land, 51552 is bigger than 46% of ZIP codes — room for about 23 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 169This ZIP169 |
|---|---|
| Households | 84This ZIP84 |
| Housing units | 84This ZIP84 |
| Median age | 39.5This ZIP39.5Iowa38.6US 38.9 |
| Median household income | $90,000This ZIP$90,000Iowa$75,059US $80,734 |
| Median home value | $125,000This ZIP$125,000Iowa$208,000US $332,700 |
| Median gross rent | $723This ZIP$723Iowa$972US $1,413 |
| Bachelor's degree or higher | 11.0%This ZIP11.0% |
| Mean commute | 23.5 minThis ZIP23.5 min |
| Population density | 5.6 / sq miThis ZIP5.6 / sq mi |
Business and tax activity
| Business establishments | 7This ZIP7 |
|---|---|
| Employees | 26This ZIP26 |
| Annual payroll | $1,129,000This ZIP$1,129,000 |
| Tax returns filed | 120This ZIP120 |
| Total adjusted gross income | $9,327,000This ZIP$9,327,000 |
Land area
| Land area | 30.19 sq miThis ZIP30.19 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Counties 51552 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Cass County | 63.1% |
| Shelby County | 36.9% |
Other place names in 51552
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 51552
| ZIP | City | Distance |
|---|---|---|
51577 | Walnut, IA | 4.9 mi |
51531 | Elk Horn, IA | 7.1 mi |
50022 | Atlantic, IA | 7.4 mi |
50042 | Brayton, IA | 11.3 mi |
51544 | Lewis, IA | 11.9 mi |
51521 | Avoca, IA | 11.9 mi |
51543 | Kimballton, IA | 12.1 mi |
51593 | Harlan, IA | 12.9 mi |
51537 | Harlan, IA | 14.8 mi |
50274 | Wiota, IA | 14.9 mi |
Find every ZIP code within 10 miles of 51552 →
Questions about this ZIP code
Where is ZIP code 51552?
51552 is in Marne, Iowa, in Cass County. Its published point location is 41.4861, -95.1144.
What county is 51552 in?
51552 spans 2 counties: Cass County and Shelby County. Most of it falls in Cass 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 51552?
Marne uses area code 712, from NANPA's telephone records.
What time zone is 51552 in?
51552 uses America/Chicago.
How many people live in 51552?
About 169 people live in ZIP code 51552, in 84 households, at 5.6 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 51552?
$90,000 a year, against $75,059 across Iowa.
What ZIP codes are near 51552?
The closest are 51577 (4.9 mi), 51531 (7.1 mi), 50022 (7.4 mi), 50042 (11.3 mi) and 51544 (11.9 mi).
Is 51552 a PO Box ZIP code?
51552 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “51552 ZIP Code — Marne, Iowa (Cass County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/51552
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/51552.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.