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Sibley County, Minnesota

Sibley County profile, demographic data, and geographic information.

Sibley County is a county located in Minnesota, United States of America. As of official census estimates, it has a reported population of 15,356. The land area covers 588.97 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Sibley County
Official Title: Chairman
Address: PO BOX 256, 400 COURT AVENUE, GAYLORD MN 55334-0256

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 15,356 — 2025 / Census
Median Age 42.4 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 5,929 ±116 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 6,523 ±44
Occupied Housing Units 5,929 ±116
Vacant Housing Units 594 ±105
Median Home Value $231,900 ±$6,945
Median Gross Rent $855 ±$76
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $77,634 ±$3,949
Per Capita Income $39,712 ±$1,402
Poverty Rate 9% ±1.7%
Population Below Poverty Level 1,337 ±256
Unemployment Rate 3.8% ±0.8%
Civilian Labor Force, Employed 7,714 ±167
Broadband Internet Rate 88.2% ±1.5%
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 BROWNTON WWTP, MN US, located 12.2 miles from Sibley County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 21.2° 3.4° 12.3° 0.66" 6.9"
February 25.5° 6.8° 16.1° 0.84" 11.8"
March 38.0° 20.4° 29.2° 1.51" 7.6"
April 54.7° 33.5° 44.1° 2.99" 7.0"
May 67.9° 46.7° 57.3° 4.30" 0.1"
June 77.4° 57.6° 67.5° 5.24" 0.0"
July 80.9° 61.0° 70.9° 3.53" 0.0"
August 79.1° 58.3° 68.7° 4.39" 0.0"
September 71.7° 49.3° 60.5° 3.22" 0.0"
October 57.6° 36.5° 47.0° 2.63" 0.8"
November 40.4° 22.9° 31.6° 1.32" 3.6"
December 26.4° 10.6° 18.5° 1.07" 12.2"
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: 27143. • 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.