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Where 57321 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 57321 into a pocket calculator and turn it upside down: IZELS — not quite a word, sorry.
- ➕ As a number, 57,321 = 3 × 3 × 3 × 11 × 193. Its digits add up to 18, a total 2,332 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101111111101001 - 🏠 Its numerical neighbours: 57319 (Bridgewater, SD, 24 mi away) and 57322 (Carpenter, SD, 57 mi away).
- 🔄 Backwards, 57321 becomes 12375, which is not a ZIP code at all.
- 👥 56 other ZIP codes are made of exactly the same digits (12537, 13752, 15237, 15327, 15723, 15732, …). The farthest-flung twin is 32751 in Maitland, FL, 1,381 miles away.
- 🧭 Farther north than 87% of all ZIP codes, and farther west than 76%.
- 🎯284 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57321 and you would come out at 43.87°S, 82.46°E — 692 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 28m of daylight. Shortest: 8h 54m.
- 📏 At 108.9 square miles of land, 57321 is bigger than 80% of ZIP codes — room for about 83 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 390This ZIP390 |
|---|---|
| Households | 113This ZIP113 |
| Housing units | 162This ZIP162 |
| Median age | 39.5This ZIP39.5South Dakota38.0US 38.9 |
| Median household income | $93,125This ZIP$93,125South Dakota$75,081US $80,734 |
| Median home value | $119,200This ZIP$119,200South Dakota$257,400US $332,700 |
| Bachelor's degree or higher | 29.0%This ZIP29.0% |
| Mean commute | 19.4 minThis ZIP19.4 min |
| Population density | 3.6 / sq miThis ZIP3.6 / sq mi |
Business and tax activity
| Business establishments | 10This ZIP10 |
|---|---|
| Employees | 39This ZIP39 |
| Annual payroll | $1,244,000This ZIP$1,244,000 |
| Tax returns filed | 170This ZIP170 |
| Total adjusted gross income | $12,432,000This ZIP$12,432,000 |
Land area
| Land area | 108.94 sq miThis ZIP108.94 sq mi |
|---|---|
| Water area | 0.06 sq miThis ZIP0.06 sq mi |
Counties 57321 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Miner County | 76.3% |
| McCook County | 17.1% |
| Hanson County | 6.7% |
Other place names in 57321
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57321
| ZIP | City | Distance |
|---|---|---|
57374 | Spencer, SD | 8.6 mi |
57058 | Salem, SD | 11.1 mi |
57349 | Howard, SD | 11.2 mi |
57076 | Winfred, SD | 11.4 mi |
57337 | Fedora, SD | 15.0 mi |
57340 | Fulton, SD | 16.4 mi |
57311 | Alexandria, SD | 18.9 mi |
57048 | Montrose, SD | 19.1 mi |
57042 | Madison, SD | 20.9 mi |
57054 | Ramona, SD | 22.0 mi |
Find every ZIP code within 10 miles of 57321 →
Questions about this ZIP code
Where is ZIP code 57321?
57321 is in Canova, South Dakota, in Miner County. Its published point location is 43.8706, -97.5404.
What county is 57321 in?
57321 spans 3 counties: Miner County, McCook County and Hanson County. Most of it falls in Miner 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 57321?
Canova uses area code 605, from NANPA's telephone records.
What time zone is 57321 in?
57321 uses America/Chicago.
How many people live in 57321?
About 390 people live in ZIP code 57321, in 113 households, at 3.6 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 57321?
$93,125 a year, against $75,081 across South Dakota.
What ZIP codes are near 57321?
The closest are 57374 (8.6 mi), 57058 (11.1 mi), 57349 (11.2 mi), 57076 (11.4 mi) and 57337 (15 mi).
Is 57321 a PO Box ZIP code?
57321 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57321 ZIP Code — Canova, South Dakota (Miner County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57321
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57321.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.