Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/SD/ALCESTER

Alcester ZIP code, South Dakota

The ZIP code for Alcester, SD is 57001, and its area code is 605.

USPS city name
1 ZIP code
Population
989
Area code
605

Alcester in numbers

About 989 people live in Alcester, in 374 households. The median household income is $57,000 a year, 24% below the South Dakota median of $75,081 (US: $80,734). The median owner-occupied home is valued at $125,800 (51% below the South Dakota median), and median gross rent is $688 a month. The median age is 44.4; 20.3% of adults 25 and over hold a bachelor's degree or higher (31.9% across South Dakota); the average commute takes 15 minutes.

Population989Alcester989
Households374Alcester374
Median age44.4Alcester44.4South Dakota38.0US 38.9
Median household income$57,000Alcester$57,000South Dakota$75,081US $80,734
Median home value$125,800Alcester$125,800South Dakota$257,400US $332,700
Median gross rent$688Alcester$688South Dakota$946US $1,413
Bachelor's degree or higher20.3%Alcester20.3%South Dakota31.9%US 35.7%
Mean commute14.9 minAlcester14.9 minSouth Dakota17.8 minUS 26.4 min
Population density1,347 / sq miAlcester1,347 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Alcester city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Alcester

ZIP codes with the USPS city name Alcester
ZIP City Type Population Median income Median home
57001 Alcester , SD Standard 1,540 $69,531 $177,400

Map of Alcester ZIP codes

57001

The ZIP codes of Alcester, SD, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Alcester

The nearest larger towns are Hawarden, IA (2,658 people, 7.5 mi), Beresford (2,360 people, 8.5 mi) and Akron, IA (1,689 people, 14 mi).

Towns near Alcester
TownPopulationDistance
Hawarden, IA 2,658 7.5 mi
Canton 3,033 19.2 mi
Rock Valley, IA 4,059 20.9 mi
Vermillion 11,878 22.7 mi
Sioux Center, IA 8,454 23.3 mi
Elk Point 2,537 24.1 mi
Harrisburg 8,519 28.4 mi
Le Mars, IA 10,640 28.6 mi
Orange City, IA 6,426 28.9 mi

More nearby: every ZIP code in Union County · South Dakota ZIP codes

Cite this page

zipcodes.pro. “Alcester, SD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/sd/alcester

Underlying data is public domain or openly licensed — sources, vintages and licences.