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Hardin County, Ohio

Hardin County profile, demographic data, and geographic information.

Hardin County is a county located in Ohio, United States of America. As of official census estimates, it has a reported population of 30,072. The land area covers 470.29 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Hardin County
Official Title: Clerk
Address: 1 COURT HOUSE SQ, STE 100, KENTON OH 43326

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 30,072 — 2025 / Census
Median Age 35.2 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 11,724 ±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 12,917 ±45
Occupied Housing Units 11,724 ±249
Vacant Housing Units 1,193 ±250
Median Home Value $151,200 ±$9,357
Median Gross Rent $793 ±$46
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $62,484 ±$3,305
Per Capita Income $32,470 ±$1,918
Poverty Rate 17.3% ±3.2%
Population Below Poverty Level 4,912 ±909
Unemployment Rate 4.6% ±1.6%
Civilian Labor Force, Employed 14,287 ±486
Broadband Internet Rate 85.7% ±1.8%
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 KENTON, OH US, located 3.1 miles from Hardin County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 32.7° 18.3° 25.5° 2.63" 9.3"
February 36.3° 20.5° 28.4° 2.55" 7.4"
March 46.9° 28.9° 37.9° 2.78" 4.5"
April 60.1° 39.2° 49.7° 3.69" 0.3"
May 71.5° 50.2° 60.8° 3.72" 0.0"
June 80.6° 60.4° 70.5° 3.85" 0.0"
July 84.0° 64.0° 74.0° 3.43" 0.0"
August 82.6° 61.9° 72.3° 3.56" 0.0"
September 76.5° 54.3° 65.4° 3.11" 0.0"
October 63.6° 42.7° 53.2° 2.62" 0.1"
November 49.7° 32.7° 41.2° 2.94" 0.7"
December 37.8° 23.8° 30.8° 2.76" 3.5"
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: 39065. • 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.