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Where 57448 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 57448 into a pocket calculator and turn it upside down: BhhLS — not quite a word, sorry.
- ➕ As a number, 57,448 = 2 × 2 × 2 × 43 × 167. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000001101000 - 🏠 Its numerical neighbours: 57446 (Hecla, SD, 64 mi away) and 57449 (Houghton, SD, 61 mi away).
- 🔄 Backwards, 57448 becomes 84475, which is not a ZIP code at all.
- 👥 27 other ZIP codes are made of exactly the same digits (44857, 44875, 45784, 45874, 47458, 47584, …). The farthest-flung twin is 85744 in Tucson, AZ, 1,110 miles away.
- 🧭 Farther north than 93% of all ZIP codes, and farther west than 79%.
- 🎯402 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57448 and you would come out at 45.61°S, 80.57°E — 547 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 42m of daylight. Shortest: 8h 41m.
- 📏 At 164.7 square miles of land, 57448 is bigger than 88% of ZIP codes — room for about 125 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 404This ZIP404 |
|---|---|
| Households | 196This ZIP196 |
| Housing units | 252This ZIP252 |
| Median age | 58.4This ZIP58.4South Dakota38.0US 38.9 |
| Median household income | $66,538This ZIP$66,538South Dakota$75,081US $80,734 |
| Median home value | $64,300This ZIP$64,300South Dakota$257,400US $332,700 |
| Bachelor's degree or higher | 32.6%This ZIP32.6% |
| Mean commute | 19.9 minThis ZIP19.9 min |
| Population density | 2.5 / sq miThis ZIP2.5 / sq mi |
Business and tax activity
| Business establishments | 7This ZIP7 |
|---|---|
| Employees | 44This ZIP44 |
| Annual payroll | $1,456,000This ZIP$1,456,000 |
| Tax returns filed | 120This ZIP120 |
| Total adjusted gross income | $9,790,000This ZIP$9,790,000 |
Land area
| Land area | 164.66 sq miThis ZIP164.66 sq mi |
|---|---|
| Water area | 2.45 sq miThis ZIP2.45 sq mi |
Counties 57448 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| McPherson County | 58.5% |
| Edmunds County | 41.5% |
Other place names in 57448
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57448
| ZIP | City | Distance |
|---|---|---|
57437 | Eureka, SD | 15.3 mi |
57471 | Roscoe, SD | 15.4 mi |
57428 | Bowdle, SD | 16.1 mi |
57452 | Java, SD | 21.5 mi |
57456 | Leola, SD | 22.2 mi |
57457 | Long Lake, SD | 22.7 mi |
58413 | Ashley, ND | 26.2 mi |
57451 | Ipswich, SD | 26.9 mi |
57475 | Tolstoy, SD | 28.4 mi |
57466 | Onaka, SD | 28.7 mi |
Find every ZIP code within 10 miles of 57448 →
Questions about this ZIP code
Where is ZIP code 57448?
57448 is in Hosmer, South Dakota, in McPherson County. Its published point location is 45.6121, -99.4333.
What county is 57448 in?
57448 spans 2 counties: McPherson County and Edmunds County. Most of it falls in McPherson 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 57448?
Hosmer uses area code 605, from NANPA's telephone records.
What time zone is 57448 in?
57448 uses America/Chicago.
How many people live in 57448?
About 404 people live in ZIP code 57448, in 196 households, at 2.5 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 57448?
$66,538 a year, against $75,081 across South Dakota.
What ZIP codes are near 57448?
The closest are 57437 (15.3 mi), 57471 (15.4 mi), 57428 (16.1 mi), 57452 (21.5 mi) and 57456 (22.2 mi).
Is 57448 a PO Box ZIP code?
57448 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57448 ZIP Code — Hosmer, South Dakota (McPherson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57448
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57448.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.