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Where 57659 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 57659 into a pocket calculator and turn it upside down: GSgLS — not quite a word, sorry.
- ➕ As a number, 57,659 = 7 × 8237. Its digits add up to 32, a total 644 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1110000100111011 - 🏠 Its numerical neighbours: 57658 (Wakpala, SD, 30 mi away) and 57660 (Watauga, SD, 21 mi away).
- 🔄 Backwards, 57659 becomes 95675 — and that is a real ZIP code: River Pines, CA, 1,122 miles away.
- 👥 22 other ZIP codes are made of exactly the same digits (55769, 55796, 55967, 55976, 56579, 56759, …). The farthest-flung twin is 96755 in Kapaau, HI, 3,543 miles away.
- 🧭 Farther north than 93% of all ZIP codes, and farther west than 80%.
- 🎯438 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 57659 and you would come out at 45.89°S, 78.91°E — 469 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 44m of daylight. Shortest: 8h 39m.
- 📏 At 13.5 square miles of land, 57659 is bigger than 31% of ZIP codes — room for about 10 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 16This ZIP16 |
|---|---|
| Households | 8This ZIP8 |
| Housing units | 10This ZIP10 |
| Median age | 52.5This ZIP52.5South Dakota38.0US 38.9 |
| Median household income | $103,333This ZIP$103,333South Dakota$75,081US $80,734 |
| Bachelor's degree or higher | 83.3%This ZIP83.3% |
| Population density | 1.2 / sq miThis ZIP1.2 / sq mi |
Land area
| Land area | 13.51 sq miThis ZIP13.51 sq mi |
|---|---|
| Water area | 0.02 sq miThis ZIP0.02 sq mi |
ZIP codes near 57659
| ZIP | City | Distance |
|---|---|---|
57621 | Bullhead, SD | 8.2 mi |
57641 | Mc Intosh, SD | 10.4 mi |
58568 | Selfridge, ND | 15.0 mi |
57642 | Mc Laughlin, SD | 19.5 mi |
57639 | Little Eagle, SD | 20.2 mi |
57660 | Watauga, SD | 21.4 mi |
58538 | Fort Yates, ND | 24.7 mi |
58569 | Shields, ND | 26.5 mi |
58564 | Raleigh, ND | 28.6 mi |
57657 | Trail City, SD | 29.5 mi |
Find every ZIP code within 10 miles of 57659 →
Questions about this ZIP code
Where is ZIP code 57659?
57659 is in Walker, South Dakota, in Corson County. Its published point location is 45.8909, -101.0942.
What county is 57659 in?
57659 lies in Corson County.
What area code is 57659?
Walker uses area code 605, from NANPA's telephone records.
What time zone is 57659 in?
57659 uses America/Denver.
How many people live in 57659?
About 16 people live in ZIP code 57659, in 8 households, at 1.2 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 57659?
$103,333 a year, against $75,081 across South Dakota.
What ZIP codes are near 57659?
The closest are 57621 (8.2 mi), 57641 (10.4 mi), 58568 (15 mi), 57642 (19.5 mi) and 57639 (20.2 mi).
Is 57659 a PO Box ZIP code?
57659 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “57659 ZIP Code — Walker, South Dakota (Corson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57659
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/57659.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.