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Linn County, Kansas

Linn County profile, demographic data, and geographic information.

Linn County is a county located in Kansas, United States of America. As of official census estimates, it has a reported population of 9,950. The land area covers 594.08 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Linn County
Official Title: Chairperson
Address: PO BOX 350, MOUND CITY KS 66056-0350

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 9,950 — 2025 / Census
Median Age 45.7 yrs ±0.6 2020-2024 / Census ACS 5-Year 2024
Total Households 4,348 ±179 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 5,222 ±51
Occupied Housing Units 4,348 ±179
Vacant Housing Units 874 ±174
Median Home Value $173,600 ±$14,994
Median Gross Rent $691 ±$48
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $59,069 ±$3,266
Per Capita Income $37,708 ±$3,267
Poverty Rate 8.4% ±1.8%
Population Below Poverty Level 811 ±177
Unemployment Rate 4.4% ±1.9%
Civilian Labor Force, Employed 4,318 ±213
Broadband Internet Rate 83.7% ±2.8%
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 MOUND CITY, KS US, located 5.2 miles from Linn County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 40.8° 20.2° 30.5° 1.32" —
February 45.5° 23.9° 34.7° 1.95" —
March 56.3° 33.6° 44.9° 2.65" —
April 65.8° 43.1° 54.5° 4.44" —
May 74.4° 53.6° 64.0° 5.33" —
June 83.9° 64.2° 74.0° 5.29" —
July 88.5° 68.7° 78.6° 4.60" —
August 87.2° 66.3° 76.8° 3.55" —
September 79.4° 56.4° 67.9° 3.97" —
October 68.5° 44.6° 56.6° 3.57" —
November 54.9° 33.5° 44.2° 2.71" —
December 44.0° 24.2° 34.1° 1.88" —
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: 20107. • 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.