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Where 52157 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 52157 into a pocket calculator and turn it upside down: LSIZS — not quite a word, sorry.
- ➕ As a number, 52,157 = 7 × 7451. Its digits add up to 20, a total 2,586 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100101110111101 - 🏠 Its numerical neighbours: 52156 (Luana, IA, 12 mi away) and 52158 (Marquette, IA, 3 mi away).
- 🔄 Backwards, 52157 becomes 75125 — and that is a real ZIP code: Ferris, TX, 781 miles away.
- 👥 31 other ZIP codes are made of exactly the same digits (12575, 15257, 15275, 15725, 15752, 17255, …). The farthest-flung twin is 12575 in Rock Tavern, NY, 878 miles away.
- 🧭 Farther north than 83% of all ZIP codes, and farther west than 59%.
- 🎯439 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 52157 and you would come out at 43.02°S, 88.76°E — 985 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 22m of daylight. Shortest: 9h 00m.
- 📏 At 56.7 square miles of land, 52157 is bigger than 63% of ZIP codes — room for about 43 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,451This ZIP1,451 |
|---|---|
| Households | 739This ZIP739 |
| Housing units | 878This ZIP878 |
| Median age | 56.1This ZIP56.1Iowa38.6US 38.9 |
| Median household income | $52,625This ZIP$52,625Iowa$75,059US $80,734 |
| Median home value | $193,500This ZIP$193,500Iowa$208,000US $332,700 |
| Median gross rent | $714This ZIP$714Iowa$972US $1,413 |
| Bachelor's degree or higher | 18.4%This ZIP18.4% |
| Mean commute | 17.0 minThis ZIP17.0 min |
| Population density | 25.6 / sq miThis ZIP25.6 / sq mi |
Business and tax activity
| Business establishments | 43This ZIP43 |
|---|---|
| Employees | 161This ZIP161 |
| Annual payroll | $3,997,000This ZIP$3,997,000 |
| Tax returns filed | 810This ZIP810 |
| Total adjusted gross income | $57,828,000This ZIP$57,828,000 |
Land area
| Land area | 56.69 sq miThis ZIP56.69 sq mi |
|---|---|
| Water area | 2.22 sq miThis ZIP2.22 sq mi |
Other place names in 52157
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 52157
| ZIP | City | Distance |
|---|---|---|
52158 | Marquette, IA | 2.8 mi |
52047 | Farmersburg, IA | 6.3 mi |
52159 | Monona, IA | 7.4 mi |
53821 | Prairie Du Chien, WI | 9.4 mi |
52049 | Garnavillo, IA | 9.6 mi |
52072 | Saint Olaf, IA | 10.0 mi |
53801 | Bagley, WI | 10.7 mi |
52146 | Harpers Ferry, IA | 10.8 mi |
52156 | Luana, IA | 11.6 mi |
52170 | Waterville, IA | 14.7 mi |
Find every ZIP code within 10 miles of 52157 →
Questions about this ZIP code
Where is ZIP code 52157?
52157 is in Mc Gregor, Iowa, in Clayton County. Its published point location is 43.0219, -91.2403.
What county is 52157 in?
52157 lies in Clayton County.
What area code is 52157?
Mc Gregor uses area code 563, from NANPA's telephone records.
What time zone is 52157 in?
52157 uses America/Chicago.
How many people live in 52157?
About 1,451 people live in ZIP code 52157, in 739 households, at 25.6 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 52157?
$52,625 a year, against $75,059 across Iowa.
What ZIP codes are near 52157?
The closest are 52158 (2.8 mi), 52047 (6.3 mi), 52159 (7.4 mi), 53821 (9.4 mi) and 52049 (9.6 mi).
Is 52157 a PO Box ZIP code?
52157 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “52157 ZIP Code — Mc Gregor, Iowa (Clayton County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/52157
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/52157.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.