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Roberts County, South Dakota

Roberts County profile, demographic data, and geographic information.

Roberts County is a county located in South Dakota, United States of America. As of official census estimates, it has a reported population of 10,255. The land area covers 1,101.06 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Roberts County
Official Title: Audito
Address: 411 2ND AVE E, STE 1B, SISSETON SD 57262-1403

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 10,255 — 2025 / Census
Median Age 38.5 yrs ±0.5 2020-2024 / Census ACS 5-Year 2024
Total Households 3,625 ±100 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 4,848 ±27
Occupied Housing Units 3,625 ±100
Vacant Housing Units 1,223 ±95
Median Home Value $154,500 ±$21,816
Median Gross Rent $658 ±$44
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $65,130 ±$2,576
Per Capita Income $32,107 ±$1,457
Poverty Rate 15.7% ±2.5%
Population Below Poverty Level 1,569 ±246
Unemployment Rate 6% ±1.7%
Civilian Labor Force, Employed 4,315 ±178
Broadband Internet Rate 83.3% ±2.3%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at SISSETON MUNI AP, SD US, located 3.8 miles from Roberts County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 22.6° 4.1° 13.3° 0.63" 6.2"
February 27.0° 8.2° 17.6° 0.70" 7.3"
March 39.5° 20.4° 29.9° 1.11" 6.1"
April 55.0° 32.5° 43.8° 2.09" 5.6"
May 69.2° 45.3° 57.3° 2.79" 0.0"
June 78.4° 56.0° 67.2° 3.50" 0.0"
July 83.1° 59.8° 71.4° 3.49" 0.0"
August 80.9° 56.9° 68.9° 2.61" 0.0"
September 73.5° 48.0° 60.8° 2.45" 0.0"
October 58.0° 35.5° 46.8° 2.33" 1.0"
November 41.5° 22.4° 31.9° 0.64" 4.6"
December 27.8° 10.4° 19.1° 0.60" 5.5"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 46109. • 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.