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Where 57028 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 57028 into a pocket calculator and turn it upside down: BZOLS — not quite a word, sorry.
- ➕ As a number, 57,028 = 2 × 2 × 53 × 269. Its digits add up to 22, a total 2,607 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1101111011000100 - 🏠 Its numerical neighbours: 57027 (Fairview, SD, 60 mi away) and 57029 (Freeman, SD, 66 mi away).
- 🔄 Backwards, 57028 becomes 82075, which is not a ZIP code at all.
- 👥 56 other ZIP codes are made of exactly the same digits (02857, 02875, 05827, 05872, 07825, 07852, …). The farthest-flung twin is 02875 in Shannock, RI, 1,274 miles away.
- 🧭 Farther north than 88% of all ZIP codes, and farther west than 73%.
- 🎯310 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57028 and you would come out at 44.06°S, 83.40°E — 722 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 30m of daylight. Shortest: 8h 53m.
- 📏 At 200.8 square miles of land, 57028 is bigger than 91% of ZIP codes — room for about 152 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 3,450This ZIP3,450 |
|---|---|
| Households | 1,441This ZIP1,441 |
| Housing units | 1,575This ZIP1,575 |
| Median age | 40.0This ZIP40.0South Dakota38.0US 38.9 |
| Median household income | $72,798This ZIP$72,798South Dakota$75,081US $80,734 |
| Median home value | $193,800This ZIP$193,800South Dakota$257,400US $332,700 |
| Median gross rent | $681This ZIP$681South Dakota$946US $1,413 |
| Bachelor's degree or higher | 32.0%This ZIP32.0% |
| Mean commute | 15.6 minThis ZIP15.6 min |
| Population density | 17.2 / sq miThis ZIP17.2 / sq mi |
Business and tax activity
| Business establishments | 93This ZIP93 |
|---|---|
| Employees | 918This ZIP918 |
| Annual payroll | $40,493,000This ZIP$40,493,000 |
| Tax returns filed | 1,500This ZIP1,500 |
| Total adjusted gross income | $114,023,000This ZIP$114,023,000 |
Land area
| Land area | 200.78 sq miThis ZIP200.78 sq mi |
|---|---|
| Water area | 0.39 sq miThis ZIP0.39 sq mi |
Other place names in 57028
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57028
| ZIP | City | Distance |
|---|---|---|
57024 | Egan, SD | 6.7 mi |
57017 | Colman, SD | 11.1 mi |
57065 | Trent, SD | 11.1 mi |
56164 | Pipestone, MN | 13.3 mi |
57026 | Elkton, SD | 13.8 mi |
56140 | Ihlen, MN | 15.6 mi |
57022 | Dell Rapids, SD | 15.7 mi |
57002 | Aurora, SD | 16.1 mi |
57057 | Rutland, SD | 18.1 mi |
56144 | Jasper, MN | 18.7 mi |
Find every ZIP code within 10 miles of 57028 →
Questions about this ZIP code
Where is ZIP code 57028?
57028 is in Flandreau, South Dakota, in Moody County. Its published point location is 44.0617, -96.5998.
What county is 57028 in?
57028 lies in Moody County.
What area code is 57028?
Flandreau uses area code 605, from NANPA's telephone records.
What time zone is 57028 in?
57028 uses America/Chicago.
How many people live in 57028?
About 3,450 people live in ZIP code 57028, in 1,441 households, at 17.2 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 57028?
$72,798 a year, against $75,081 across South Dakota.
What ZIP codes are near 57028?
The closest are 57024 (6.7 mi), 57017 (11.1 mi), 57065 (11.1 mi), 56164 (13.3 mi) and 57026 (13.8 mi).
Is 57028 a PO Box ZIP code?
57028 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57028 ZIP Code — Flandreau, South Dakota (Moody County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57028
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57028.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.