Alcester is a city in northern Union County, South Dakota, United States. It is part of the Sioux City, IA–NE–SD Metropolitan Statistical Area. The population was 820 at the 2020 census.

Official town website ↗

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code57001

Area code605

Living in Alcester

Housing in Alcester

$95K Median sale price · Redfin, May 2026

The median sale price was $95,000 in May 2026.

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Schools in Alcester

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School Grade C

The public schools Alcester’s kids attend trail 69% of South Dakota’s districts on state tests. Among towns with similar incomes, they sit near the middle.

DistrictAlcester-Hudson School District 61-1Schools4

Alcester-Hudson Elementary - 04 C+Elementary · Grades K–6 · 166 students Alcester-Hudson Jr. High - 03 CMiddle · Grades 7–8 · 53 students Alcester-Hudson High School - 01 BHigh · Grades 9–12 · 99 students Alcester-Hudson Preschool - 05Prekindergarten · Grades PK · 33 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results, graded within SD. Ratings are from neighbors.

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Where Alcester is

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Locator map of Alcester — Wikimedia Commons · Map: Arkyan · CC BY-SA 3.0

Location map

South Dakota · SDTown boundary on OpenStreetMap →

Nearby towns

Alcester1 mi Virginia5 mi Big Springs5 mi Prairie6 mi Norway6 mi Hawarden7 mi Emmet8 mi Beresford9 mi Eden9 mi Pleasant9 mi

How things work in Alcester

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