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ZIP Code 57201, South Dakota

ZIP Code 57201 profile, demographic data, and geographic information.

ZCTA5 57201 is a 5-digit ZIP Code area located in Codington County / Hamlin County, South Dakota. As of official census estimates, it has a reported population of 26,781. The land area covers 319.09 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 26,781 ±266 2020-2024 / Census ACS 5-Year 2024
Median Age 39.6 yrs ±0.8 2020-2024 / Census ACS 5-Year 2024
Total Households 11,642 ±297 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 12,492 ±157
Occupied Housing Units 11,642 ±297
Vacant Housing Units 850 ±256
Median Home Value $242,700 ±$15,880
Median Gross Rent $941 ±$47
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $72,878 ±$4,716
Per Capita Income $39,752 ±$2,854
Poverty Rate 8.9% ±1.4%
Population Below Poverty Level 2,359 ±370
Unemployment Rate 2% ±1%
Civilian Labor Force, Employed 14,391 ±521
Broadband Internet Rate 87.7% ±2.7%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 29,278 (2024)
ID: 209456
County Official County Government
Contact: COUNTY AUDITOR
14 1ST AVE SE, WATERTOWN SD 57201-3611

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby PK-05 Castlewood, SD
Regular School Nearby 09-12 Castlewood, SD
Regular School Nearby 06-08 Castlewood, SD
Regular School Nearby PK-05 Florence, SD
Regular School Nearby 09-12 Florence, SD
Regular School Nearby 06-08 Florence, SD
Regular School Nearby 01-04 Watertown, SD
Regular School Nearby 01-04 Watertown, SD
Regular School Nearby PK-KG Watertown, SD
Regular School Nearby 01-04 Watertown, SD
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 6 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Lake Area Technical College
College 2.4 mi away 1201 Arrow Ave, Watertown, SD, 57201-0730
6058825284
WATERTOWN REGIONAL LIBRARY
Library 2.4 mi away 160 6TH ST NE, WATERTOWN, SD, 57201
(605) 882-6220
HAMLIN-CODINGTON REGIONAL LIBRARY
Library 3.4 mi away 3 8TH AVE. SE, WATERTOWN, SD, 57201
(605) 753-1011
HAMLIN-CODINGTON REGIONAL LIBRARY-BOOKMOBILE
Library 3.4 mi away 3 8TH AVE SE, WATERTOWN, SD, 57201
(605) 753-1011
GRANT COUNTY-STRANDBURG BRANCH
Library 18.1 mi away 118 N MAIN STREET, STRANDBURG, SD, 57265 —
CLEAR LAKE CITY LIBRARY
Library 23.6 mi away 125 3RD AVE S, CLEAR LAKE, SD, 57226
(605) 874-2013
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at WATERTOWN RGNL AP, SD US, located 3.5 miles from ZCTA5 57201. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 21.4° 3.1° 12.2° 0.58" 6.7"
February 25.9° 6.7° 16.3° 0.65" 8.9"
March 38.6° 19.6° 29.1° 1.00" 5.4"
April 54.0° 31.5° 42.8° 2.06" 5.2"
May 66.9° 44.5° 55.7° 2.87" 0.1"
June 76.8° 55.4° 66.1° 3.85" 0.0"
July 82.0° 60.0° 71.0° 3.05" 0.0"
August 79.5° 57.5° 68.5° 2.89" 0.0"
September 71.6° 48.6° 60.1° 2.45" 0.0"
October 56.2° 35.2° 45.7° 1.95" 1.4"
November 39.8° 21.3° 30.6° 0.68" 4.5"
December 26.3° 9.3° 17.8° 0.68" 8.9"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Watertown city City 3.6 mi —
Waverly CDP CDP 7.2 mi —
Kranzburg town Town 9.6 mi —
Goodwin town Town 12.6 mi —
South Shore town Town 13.9 mi —
Florence town Town 14.0 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 57201. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.