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Where 57212 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 57212 into a pocket calculator and turn it upside down: ZIZLS — not quite a word, sorry.
- ➕ As a number, 57,212 = 2 × 2 × 14303. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101111101111100 - 🏠 Its numerical neighbours: 57201 (Watertown, SD, 39 mi away) and 57213 (Astoria, SD, 33 mi away).
- 🔄 Backwards, 57212 becomes 21275 — and that is a real ZIP code: Baltimore, MD, 1,110 miles away.
- 👥 33 other ZIP codes are made of exactly the same digits (12257, 12527, 12572, 12725, 12752, 15227, …). The farthest-flung twin is 12527 in Glenham, NY, 1,186 miles away.
- 🧭 Farther north than 89% of all ZIP codes, and farther west than 74%.
- 🎯323 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57212 and you would come out at 44.38°S, 82.86°E — 688 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 32m of daylight. Shortest: 8h 50m.
- 📏 At 227.6 square miles of land, 57212 is bigger than 92% of ZIP codes — room for about 173 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,819This ZIP1,819 |
|---|---|
| Households | 770This ZIP770 |
| Housing units | 1,088This ZIP1,088 |
| Median age | 46.8This ZIP46.8South Dakota38.0US 38.9 |
| Median household income | $93,750This ZIP$93,750South Dakota$75,081US $80,734 |
| Median home value | $238,100This ZIP$238,100South Dakota$257,400US $332,700 |
| Median gross rent | $810This ZIP$810South Dakota$946US $1,413 |
| Bachelor's degree or higher | 24.0%This ZIP24.0% |
| Mean commute | 26.3 minThis ZIP26.3 min |
| Population density | 8.0 / sq miThis ZIP8.0 / sq mi |
Business and tax activity
| Business establishments | 55This ZIP55 |
|---|---|
| Employees | 338This ZIP338 |
| Annual payroll | $22,030,000This ZIP$22,030,000 |
| Tax returns filed | 1,210This ZIP1,210 |
| Total adjusted gross income | $103,782,000This ZIP$103,782,000 |
Land area
| Land area | 227.63 sq miThis ZIP227.63 sq mi |
|---|---|
| Water area | 17.22 sq miThis ZIP17.22 sq mi |
Counties 57212 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Kingsbury County | 55.6% |
| Brookings County | 43.1% |
| Lake County | 0.9% |
| Hamlin County | 0.5% |
Other place names in 57212
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57212
| ZIP | City | Distance |
|---|---|---|
57214 | Badger, SD | 7.6 mi |
57061 | Sinai, SD | 10.4 mi |
57071 | Volga, SD | 11.4 mi |
57249 | Lake Preston, SD | 11.4 mi |
57220 | Bruce, SD | 12.3 mi |
57248 | Lake Norden, SD | 14.4 mi |
57051 | Oldham, SD | 15.3 mi |
57233 | Erwin, SD | 15.7 mi |
57050 | Nunda, SD | 16.4 mi |
57006 | Brookings, SD | 17.6 mi |
Find every ZIP code within 10 miles of 57212 →
Questions about this ZIP code
Where is ZIP code 57212?
57212 is in Arlington, South Dakota, in Kingsbury County. Its published point location is 44.3786, -97.1393.
What county is 57212 in?
57212 spans 4 counties: Kingsbury County, Brookings County, Lake County and Hamlin County. Most of it falls in Kingsbury 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 57212?
Arlington uses area code 605, from NANPA's telephone records.
What time zone is 57212 in?
57212 uses America/Chicago.
How many people live in 57212?
About 1,819 people live in ZIP code 57212, in 770 households, at 8.0 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 57212?
$93,750 a year, against $75,081 across South Dakota.
What ZIP codes are near 57212?
The closest are 57214 (7.6 mi), 57061 (10.4 mi), 57071 (11.4 mi), 57249 (11.4 mi) and 57220 (12.3 mi).
Is 57212 a PO Box ZIP code?
57212 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57212 ZIP Code — Arlington, South Dakota (Kingsbury County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57212
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57212.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.