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Where 57234 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 57234 into a pocket calculator and turn it upside down: hEZLS — not quite a word, sorry.
- ➕ As a number, 57,234 = 2 × 3 × 9539. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101111110010010 - 🏠 Its numerical neighbours: 57233 (Erwin, SD, 26 mi away) and 57235 (Florence, SD, 38 mi away).
- 🔄 Backwards, 57234 becomes 43275, which is not a ZIP code at all.
- 👥 50 other ZIP codes are made of exactly the same digits (23457, 24375, 25437, 27435, 27534, 27543, …). The farthest-flung twin is 34275 in Nokomis, FL, 1,448 miles away.
- 🧭 Farther north than 90% of all ZIP codes, and farther west than 74%.
- 🎯341 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57234 and you would come out at 44.61°S, 83.11°E — 689 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 34m of daylight. Shortest: 8h 49m.
- 📏 At 102.3 square miles of land, 57234 is bigger than 78% of ZIP codes — room for about 78 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,339This ZIP1,339 |
|---|---|
| Households | 497This ZIP497 |
| Housing units | 657This ZIP657 |
| Median age | 37.5This ZIP37.5South Dakota38.0US 38.9 |
| Median household income | $82,358This ZIP$82,358South Dakota$75,081US $80,734 |
| Median home value | $173,000This ZIP$173,000South Dakota$257,400US $332,700 |
| Median gross rent | $763This ZIP$763South Dakota$946US $1,413 |
| Bachelor's degree or higher | 29.7%This ZIP29.7% |
| Mean commute | 27.1 minThis ZIP27.1 min |
| Population density | 13.1 / sq miThis ZIP13.1 / sq mi |
Business and tax activity
| Business establishments | 28This ZIP28 |
|---|---|
| Employees | 162This ZIP162 |
| Annual payroll | $9,052,000This ZIP$9,052,000 |
| Tax returns filed | 560This ZIP560 |
| Total adjusted gross income | $44,293,000This ZIP$44,293,000 |
Land area
| Land area | 102.26 sq miThis ZIP102.26 sq mi |
|---|---|
| Water area | 4.74 sq miThis ZIP4.74 sq mi |
Counties 57234 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Deuel County | 50.2% |
| Hamlin County | 43.5% |
| Brookings County | 6.3% |
Other place names in 57234
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57234
| ZIP | City | Distance |
|---|---|---|
57223 | Castlewood, SD | 8.6 mi |
57220 | Bruce, SD | 10.5 mi |
57268 | Toronto, SD | 10.5 mi |
57248 | Lake Norden, SD | 14.6 mi |
57226 | Clear Lake, SD | 14.7 mi |
57218 | Brandt, SD | 15.1 mi |
57241 | Hayti, SD | 16.9 mi |
57214 | Badger, SD | 17.3 mi |
57213 | Astoria, SD | 17.8 mi |
57276 | White, SD | 18.2 mi |
Find every ZIP code within 10 miles of 57234 →
Questions about this ZIP code
Where is ZIP code 57234?
57234 is in Estelline, South Dakota, in Deuel County. Its published point location is 44.6103, -96.8943.
What county is 57234 in?
57234 spans 3 counties: Deuel County, Hamlin County and Brookings County. Most of it falls in Deuel 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 57234?
Estelline uses area code 605, from NANPA's telephone records.
What time zone is 57234 in?
57234 uses America/Chicago.
How many people live in 57234?
About 1,339 people live in ZIP code 57234, in 497 households, at 13.1 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 57234?
$82,358 a year, against $75,081 across South Dakota.
What ZIP codes are near 57234?
The closest are 57223 (8.6 mi), 57220 (10.5 mi), 57268 (10.5 mi), 57248 (14.6 mi) and 57226 (14.7 mi).
Is 57234 a PO Box ZIP code?
57234 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57234 ZIP Code — Estelline, South Dakota (Deuel County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57234
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57234.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.