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Where 57457 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 57457 into a pocket calculator and turn it upside down: LShLS — not quite a word, sorry.
- ➕ 57457 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000001110001 - 🏠 Its numerical neighbours: 57456 (Leola, SD, 13 mi away) and 57460 (Mansfield, SD, 47 mi away).
- 🔄 Backwards, 57457 becomes 75475 — and that is a real ZIP code: Randolph, TX, 870 miles away.
- 👥 19 other ZIP codes are made of exactly the same digits (45775, 47557, 47575, 54757, 55747, 57475, …). The farthest-flung twin is 77554 in Galveston, TX, 1,173 miles away.
- 🧭 Farther north than 93% of all ZIP codes, and farther west than 79%.
- 🎯419 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57457 and you would come out at 45.88°S, 80.85°E — 549 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 44m of daylight. Shortest: 8h 39m.
- 📏 At 147.8 square miles of land, 57457 is bigger than 86% of ZIP codes — room for about 112 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 108This ZIP108 |
|---|---|
| Households | 53This ZIP53 |
| Housing units | 105This ZIP105 |
| Median age | 63.1This ZIP63.1South Dakota38.0US 38.9 |
| Median household income | $140,417This ZIP$140,417South Dakota$75,081US $80,734 |
| Bachelor's degree or higher | 20.5%This ZIP20.5% |
| Mean commute | 19.2 minThis ZIP19.2 min |
| Population density | 0.7 / sq miThis ZIP0.7 / sq mi |
Land area
| Land area | 147.76 sq miThis ZIP147.76 sq mi |
|---|---|
| Water area | 4.94 sq miThis ZIP4.94 sq mi |
Other place names in 57457
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57457
| ZIP | City | Distance |
|---|---|---|
58413 | Ashley, ND | 11.4 mi |
57456 | Leola, SD | 13.1 mi |
58439 | Forbes, ND | 16.8 mi |
57448 | Hosmer, SD | 22.7 mi |
57437 | Eureka, SD | 23.5 mi |
57481 | Westport, SD | 27.1 mi |
58456 | Kulm, ND | 27.6 mi |
58440 | Fredonia, ND | 27.7 mi |
58436 | Ellendale, ND | 30.8 mi |
58460 | Lehr, ND | 30.9 mi |
Find every ZIP code within 10 miles of 57457 →
Questions about this ZIP code
Where is ZIP code 57457?
57457 is in Long Lake, South Dakota, in McPherson County. Its published point location is 45.8773, -99.1543.
What county is 57457 in?
57457 lies in McPherson County.
What area code is 57457?
Long Lake uses area code 605, from NANPA's telephone records.
What time zone is 57457 in?
57457 uses America/Chicago.
How many people live in 57457?
About 108 people live in ZIP code 57457, in 53 households, at 0.7 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 57457?
$140,417 a year, against $75,081 across South Dakota.
What ZIP codes are near 57457?
The closest are 58413 (11.4 mi), 57456 (13.1 mi), 58439 (16.8 mi), 57448 (22.7 mi) and 57437 (23.5 mi).
Is 57457 a PO Box ZIP code?
57457 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57457 ZIP Code — Long Lake, South Dakota (McPherson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57457
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57457.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.