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Where 57251 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 57251 into a pocket calculator and turn it upside down: ISZLS — not quite a word, sorry.
- ➕ 57251 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101111110100011 - 🏠 Its numerical neighbours: 57249 (Lake Preston, SD, 65 mi away) and 57252 (Milbank, SD, 17 mi away).
- 🔄 Backwards, 57251 becomes 15275 — and that is a real ZIP code: Pittsburgh, PA, 909 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, 1,169 miles away.
- 🧭 Farther north than 92% of all ZIP codes, and farther west than 74%.
- 🎯386 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57251 and you would come out at 45.28°S, 83.07°E — 663 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 39m of daylight. Shortest: 8h 44m.
- 📏 At 47.8 square miles of land, 57251 is bigger than 58% of ZIP codes — room for about 36 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 228This ZIP228 |
|---|---|
| Households | 33This ZIP33 |
| Housing units | 50This ZIP50 |
| Median age | 28.5This ZIP28.5South Dakota38.0US 38.9 |
| Median household income | $72,292This ZIP$72,292South Dakota$75,081US $80,734 |
| Median home value | $75,000This ZIP$75,000South Dakota$257,400US $332,700 |
| Bachelor's degree or higher | 33.6%This ZIP33.6% |
| Mean commute | 15.1 minThis ZIP15.1 min |
| Population density | 4.8 / sq miThis ZIP4.8 / sq mi |
Business and tax activity
| Business establishments | 3This ZIP3 |
|---|---|
| Employees | 9This ZIP9 |
| Annual payroll | $367,000This ZIP$367,000 |
Land area
| Land area | 47.81 sq miThis ZIP47.81 sq mi |
|---|---|
| Water area | 0.81 sq miThis ZIP0.81 sq mi |
Other place names in 57251
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57251
| ZIP | City | Distance |
|---|---|---|
57269 | Twin Brooks, SD | 7.5 mi |
57266 | Summit, SD | 7.7 mi |
57263 | South Shore, SD | 10.1 mi |
57279 | Wilmot, SD | 10.1 mi |
57227 | Corona, SD | 12.2 mi |
57256 | Ortley, SD | 12.9 mi |
57264 | Stockholm, SD | 13.1 mi |
57257 | Peever, SD | 15.9 mi |
57252 | Milbank, SD | 16.5 mi |
57273 | Waubay, SD | 17.0 mi |
Find every ZIP code within 10 miles of 57251 →
Questions about this ZIP code
Where is ZIP code 57251?
57251 is in Marvin, South Dakota, in Grant County. Its published point location is 45.2765, -96.9347.
What county is 57251 in?
57251 lies in Grant County.
What area code is 57251?
Marvin uses area code 605, from NANPA's telephone records.
What time zone is 57251 in?
57251 uses America/Chicago.
How many people live in 57251?
About 228 people live in ZIP code 57251, in 33 households, at 4.8 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 57251?
$72,292 a year, against $75,081 across South Dakota.
What ZIP codes are near 57251?
The closest are 57269 (7.5 mi), 57266 (7.7 mi), 57263 (10.1 mi), 57279 (10.1 mi) and 57227 (12.2 mi).
Is 57251 a PO Box ZIP code?
57251 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57251 ZIP Code — Marvin, South Dakota (Grant County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57251
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57251.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.