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zipcodes.pro — ZIP/57311

57311

ZIP 57311 is Alexandria, South Dakota, mostly in Hanson County; area code 605; Central time.

Type
Standard
Time zone
America/Chicago
County
Hanson +1 more
Metro area
Mitchell, SD
Population
1,389
Coordinates
43.6505, -97.7646
☼ Live from 57311 — Alexandria, SD

Weather right now

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NEXRAD radar
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Local time: —

Where 57311 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.

★ Weird and wonderful facts about 57311
  • 🔢 Type 57311 into a pocket calculator and turn it upside down: IIELS — not quite a word, sorry.
  • ➕ As a number, 57,311 = 223 × 257. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101111111011111
  • 🏠 Its numerical neighbours: 57301 (Mitchell, SD, 14 mi away) and 57312 (Alpena, SD, 49 mi away).
  • 🔄 Backwards, 57311 becomes 11375 — and that is a real ZIP code: Forest Hills, NY, 1,237 miles away.
  • 👥 23 other ZIP codes are made of exactly the same digits (11357, 11375, 11735, 11753, 13157, 13751, …). The farthest-flung twin is 11735 in Farmingdale, NY, 1,257 miles away.
  • 🧭 Farther north than 86% of all ZIP codes, and farther west than 76%.
  • 🎯267 miles north of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 57311 and you would come out at 43.65°S, 82.24°E — 693 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 27m of daylight. Shortest: 8h 56m.
  • 📏 At 188.4 square miles of land, 57311 is bigger than 90% of ZIP codes — room for about 143 Central Parks.
🌙 The sky over 57311 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,389This ZIP1,389
Households455This ZIP455
Housing units517This ZIP517
Median age41.5This ZIP41.5South Dakota38.0US 38.9
Median household income$103,839This ZIP$103,839South Dakota$75,081US $80,734
Median home value$186,800This ZIP$186,800South Dakota$257,400US $332,700
Median gross rent$781This ZIP$781South Dakota$946US $1,413
Bachelor's degree or higher24.7%This ZIP24.7%
Mean commute19.9 minThis ZIP19.9 min
Population density7.4 / sq miThis ZIP7.4 / sq mi

Business and tax activity

Business establishments27This ZIP27
Employees184This ZIP184
Annual payroll$7,581,000This ZIP$7,581,000
Tax returns filed610This ZIP610
Total adjusted gross income$50,070,000This ZIP$50,070,000

Land area

Land area188.35 sq miThis ZIP188.35 sq mi
Water area0.22 sq miThis ZIP0.22 sq mi

Counties 57311 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Hanson County 99.0%
Hutchinson County 1.0%

Other place names in 57311

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 57311

ZIPCityDistance
57332 Emery, SD 8.8 mi
57340 Fulton, SD 10.8 mi
57374 Spencer, SD 10.9 mi
57334 Ethan, SD 14.1 mi
57301 Mitchell, SD 14.4 mi
57319 Bridgewater, SD 16.4 mi
57331 Dimock, SD 18.6 mi
57321 Canova, SD 18.9 mi
57058 Salem, SD 19.2 mi
57366 Parkston, SD 20.1 mi

Find every ZIP code within 10 miles of 57311 →

Questions about this ZIP code

Where is ZIP code 57311?

57311 is in Alexandria, South Dakota, in Hanson County, part of the Mitchell, SD micropolitan area. Its published point location is 43.6505, -97.7646.

What county is 57311 in?

57311 spans 2 counties: Hanson County and Hutchinson County. Most of it falls in Hanson 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 57311?

Alexandria uses area code 605, from NANPA's telephone records.

What time zone is 57311 in?

57311 uses America/Chicago.

How many people live in 57311?

About 1,389 people live in ZIP code 57311, in 455 households, at 7.4 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 57311?

$103,839 a year, against $75,081 across South Dakota.

What ZIP codes are near 57311?

The closest are 57332 (8.8 mi), 57340 (10.8 mi), 57374 (10.9 mi), 57334 (14.1 mi) and 57301 (14.4 mi).

Is 57311 a PO Box ZIP code?

57311 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “57311 ZIP Code — Alexandria, South Dakota (Hanson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/57311

Machine-readable version of these facts:

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