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ZIP Code 57755, South Dakota

ZIP Code 57755 profile, demographic data, and geographic information.

ZCTA5 57755 is a 5-digit ZIP Code area located in Harding County, South Dakota. As of official census estimates, it has a reported population of 101. The land area covers 254.67 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 101 ±36 2020-2024 / Census ACS 5-Year 2024
Median Age 40.8 yrs ±14.9 2020-2024 / Census ACS 5-Year 2024
Total Households 45 ±14 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 57 ±15
Occupied Housing Units 45 ±14
Vacant Housing Units 12 ±13
Median Home Value $164,100 ±$11,234
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $68,125 ±$65,552
Per Capita Income $44,098 ±$12,708
Poverty Rate 0% ±9.9%
Population Below Poverty Level 0 ±10
Unemployment Rate 0% ±15.9%
Civilian Labor Force, Employed 63 ±19
Broadband Internet Rate 91.1% ±5.6%
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
COUNTY OF HARDING
GUS Population: 1,325 (2024)
ID: 191502
County Official County Government
Contact: COUNTY AUDITOR
PO BOX 26, BUFFALO SD 57720-0026

Education

No public or private school records currently linked for this geographic area.
Search nationwide schools directly on K12Guides.com →

Community Facilities & Infrastructure

Displaying 2 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
BOWMAN REGIONAL PUBLIC LIBRARY
Library 21.4 mi away 18 DIVIDE STREET EAST, BOWMAN, ND, 58623
(701) 523-3797
NORTHWEST REGIONAL LIBRARY
Library 23.1 mi away 408 RAMSLAND ST, BUFFALO, SD, 57720
(605) 375-3835
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 LUDLOW 3 SSE, SD US, located 6.9 miles from ZCTA5 57755. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 29.8° 8.9° 19.3° 0.30" —
February 32.2° 11.3° 21.8° 0.30" —
March 43.5° 20.6° 32.0° 0.53" —
April 54.5° 29.9° 42.2° 2.13" —
May 65.4° 40.5° 53.0° 2.97" —
June 75.3° 50.0° 62.7° 3.36" —
July 83.8° 56.6° 70.2° 2.25" —
August 83.6° 54.6° 69.1° 1.41" —
September 73.3° 44.9° 59.1° 1.39" —
October 57.5° 33.0° 45.3° 1.65" —
November 42.5° 20.7° 31.6° 0.46" —
December 32.2° 11.6° 21.9° 0.33" —
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
Gascoyne city City 20.3 mi —
Scranton city City 20.6 mi —
Bowman city City 21.6 mi —
Buffalo town Town 22.8 mi —
Reeder city City 24.0 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 57755. • 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.