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Karnes County, Texas

Karnes County profile, demographic data, and geographic information.

Karnes County is a county located in Texas, United States of America. As of official census estimates, it has a reported population of 15,018. The land area covers 747.75 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Karnes County
Official Title: County Judge
Address: 210 W CALVERT ST, STE 160, KARNES CITY TX 78118

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 15,018 — 2025 / Census
Median Age 38.1 yrs ±1.6 2020-2024 / Census ACS 5-Year 2024
Total Households 4,730 ±249 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 5,975 ±68
Occupied Housing Units 4,730 ±249
Vacant Housing Units 1,245 ±216
Median Home Value $149,000 ±$30,966
Median Gross Rent $957 ±$223
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $60,214 ±$9,628
Per Capita Income $31,304 ±$3,586
Poverty Rate 19.1% ±5.3%
Population Below Poverty Level 2,223 ±621
Unemployment Rate 2.9% ±1.7%
Civilian Labor Force, Employed 5,347 ±368
Broadband Internet Rate 70.6% ±5.5%
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 FLORESVILLE, TX US, located 24.3 miles from Karnes County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 64.8° 39.0° 51.9° 1.64" 0.0"
February 69.0° 42.8° 55.9° 1.61" 0.0"
March 75.9° 50.5° 63.2° 2.28" 0.0"
April 82.0° 56.4° 69.2° 2.41" 0.0"
May 88.0° 65.9° 77.0° 4.38" 0.0"
June 93.5° 71.4° 82.4° 2.95" 0.0"
July 96.1° 73.6° 84.8° 2.32" 0.0"
August 97.6° 73.0° 85.3° 2.66" 0.0"
September 91.8° 67.8° 79.8° 4.06" 0.0"
October 84.4° 58.0° 71.2° 3.16" 0.0"
November 73.8° 48.1° 61.0° 2.32" 0.0"
December 66.1° 40.9° 53.5° 1.84" 0.0"
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: 48255. • 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.