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Preble County, Ohio

Preble County profile, demographic data, and geographic information.

Preble County is a county located in Ohio, United States of America. As of official census estimates, it has a reported population of 40,664. The land area covers 424.23 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Preble County
Official Title: President
Address: 101 E MAIN ST, SUITE 303, EATON OH 45320-1791

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 40,664 — 2025 / Census
Median Age 43.3 yrs ±0.6 2020-2024 / Census ACS 5-Year 2024
Total Households 16,725 ±248 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 18,140 ±47
Occupied Housing Units 16,725 ±248
Vacant Housing Units 1,415 ±252
Median Home Value $180,900 ±$7,668
Median Gross Rent $794 ±$39
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $69,223 ±$3,243
Per Capita Income $34,711 ±$1,389
Poverty Rate 12.6% ±1.7%
Population Below Poverty Level 5,084 ±692
Unemployment Rate 3.2% ±0.7%
Civilian Labor Force, Employed 19,671 ±459
Broadband Internet Rate 88% ±1.6%
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 EATON, OH US, located 0.7 miles from Preble County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 35.4° 17.4° 26.4° 3.13" —
February 39.6° 19.3° 29.5° 2.56" —
March 50.2° 28.2° 39.2° 3.58" —
April 63.2° 38.2° 50.7° 4.53" —
May 73.2° 49.3° 61.2° 4.80" —
June 81.7° 58.6° 70.2° 4.64" —
July 84.9° 61.8° 73.4° 4.28" —
August 84.0° 59.8° 71.9° 3.01" —
September 78.6° 52.5° 65.5° 3.04" —
October 66.0° 40.9° 53.4° 3.19" —
November 52.1° 30.7° 41.4° 3.16" —
December 40.5° 22.9° 31.7° 3.19" —
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: 39135. • 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.