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Where 57523 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 57523 into a pocket calculator and turn it upside down: EZSLS — not quite a word, sorry.
- ➕ As a number, 57,523 = 23 × 41 × 61. Its digits add up to 22, a total 2,607 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000010110011 - 🏠 Its numerical neighbours: 57522 (Blunt, SD, 94 mi away) and 57528 (Colome, SD, 27 mi away).
- 🔄 Backwards, 57523 becomes 32575, which is not a ZIP code at all.
- 👥 26 other ZIP codes are made of exactly the same digits (25357, 25375, 25537, 25573, 27355, 27553, …). The farthest-flung twin is 27553 in Manson, NC, 1,200 miles away.
- 🧭 Farther north than 84% of all ZIP codes, and farther west than 79%.
- 🎯239 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57523 and you would come out at 43.25°S, 80.76°E — 656 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 24m of daylight. Shortest: 8h 58m.
- 📏 At 252.8 square miles of land, 57523 is bigger than 93% of ZIP codes — room for about 192 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,041This ZIP1,041 |
|---|---|
| Households | 416This ZIP416 |
| Housing units | 585This ZIP585 |
| Median age | 47.4This ZIP47.4South Dakota38.0US 38.9 |
| Median household income | $68,750This ZIP$68,750South Dakota$75,081US $80,734 |
| Median home value | $214,400This ZIP$214,400South Dakota$257,400US $332,700 |
| Median gross rent | $525This ZIP$525South Dakota$946US $1,413 |
| Bachelor's degree or higher | 26.3%This ZIP26.3% |
| Mean commute | 12.6 minThis ZIP12.6 min |
| Population density | 4.1 / sq miThis ZIP4.1 / sq mi |
Business and tax activity
| Business establishments | 48This ZIP48 |
|---|---|
| Employees | 341This ZIP341 |
| Annual payroll | $10,677,000This ZIP$10,677,000 |
| Tax returns filed | 520This ZIP520 |
| Total adjusted gross income | $39,591,000This ZIP$39,591,000 |
Land area
| Land area | 252.79 sq miThis ZIP252.79 sq mi |
|---|---|
| Water area | 12.71 sq miThis ZIP12.71 sq mi |
Other place names in 57523
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 57523
| ZIP | City | Distance |
|---|---|---|
57538 | Herrick, SD | 9.6 mi |
57533 | Gregory, SD | 11.6 mi |
57317 | Bonesteel, SD | 15.4 mi |
57571 | Saint Charles, SD | 16.1 mi |
57529 | Dallas, SD | 16.5 mi |
57369 | Platte, SD | 18.6 mi |
68755 | Naper, NE | 22.8 mi |
57528 | Colome, SD | 26.8 mi |
57342 | Geddes, SD | 26.9 mi |
57335 | Fairfax, SD | 27.8 mi |
Find every ZIP code within 10 miles of 57523 →
Questions about this ZIP code
Where is ZIP code 57523?
57523 is in Burke, South Dakota, in Gregory County. Its published point location is 43.2476, -99.2366.
What county is 57523 in?
57523 lies in Gregory County.
What area code is 57523?
Burke uses area code 605, from NANPA's telephone records.
What time zone is 57523 in?
57523 uses America/Chicago.
How many people live in 57523?
About 1,041 people live in ZIP code 57523, in 416 households, at 4.1 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 57523?
$68,750 a year, against $75,081 across South Dakota.
What ZIP codes are near 57523?
The closest are 57538 (9.6 mi), 57533 (11.6 mi), 57317 (15.4 mi), 57571 (16.1 mi) and 57529 (16.5 mi).
Is 57523 a PO Box ZIP code?
57523 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57523 ZIP Code — Burke, South Dakota (Gregory County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57523
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57523.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.