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Thomas County, Kansas

Thomas County profile, demographic data, and geographic information.

Thomas County is a county located in Kansas, United States of America. As of official census estimates, it has a reported population of 7,725. The land area covers 1,074.69 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Thomas County
Official Title: County Clerk
Address: 300 N COURT AVE, COLBY KS 67701-2421

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 7,725 — 2025 / Census
Median Age 35.3 yrs ±2.1 2020-2024 / Census ACS 5-Year 2024
Total Households 3,139 ±161 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 3,575 ±33
Occupied Housing Units 3,139 ±161
Vacant Housing Units 436 ±158
Median Home Value $172,700 ±$16,455
Median Gross Rent $752 ±$90
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $71,325 ±$9,792
Per Capita Income $39,446 ±$4,575
Poverty Rate 6.5% ±2.9%
Population Below Poverty Level 485 ±219
Unemployment Rate 0.6% ±0.6%
Civilian Labor Force, Employed 4,392 ±245
Broadband Internet Rate 88.3% ±4%
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 COLBY 1SW, KS US, located 2.7 miles from Thomas County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 43.0° 15.1° 29.0° 0.41" 5.1"
February 45.7° 17.4° 31.6° 0.56" 5.8"
March 56.2° 25.5° 40.8° 0.92" 4.2"
April 64.7° 34.4° 49.5° 1.97" 2.2"
May 74.3° 45.9° 60.1° 2.92" 0.7"
June 86.4° 57.2° 71.8° 2.62" 0.0"
July 91.0° 62.3° 76.7° 3.81" 0.0"
August 88.4° 59.8° 74.1° 3.04" 0.0"
September 81.3° 50.3° 65.8° 1.44" 0.2"
October 68.3° 36.2° 52.2° 1.56" 1.6"
November 54.3° 24.7° 39.5° 0.63" 3.5"
December 44.1° 16.4° 30.2° 0.51" 3.9"
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: 20193. • 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.