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Oldham County, Kentucky

Oldham County profile, demographic data, and geographic information.

Oldham County is a county located in Kentucky, United States of America. As of official census estimates, it has a reported population of 70,986. The land area covers 187.29 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Oldham County
Official Title: Judge Executive
Address: 100 W JEFFERSON ST, STE 4, LAGRANGE KY 40031-1149

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 70,986 — 2025 / Census
Median Age 39.9 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 23,025 ±232 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 23,837 ±85
Occupied Housing Units 23,025 ±232
Vacant Housing Units 812 ±216
Median Home Value $393,100 ±$9,834
Median Gross Rent $1,219 ±$83
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $122,497 ±$5,474
Per Capita Income $54,496 ±$1,827
Poverty Rate 4.3% ±0.8%
Population Below Poverty Level 2,806 ±534
Unemployment Rate 3.5% ±0.7%
Civilian Labor Force, Employed 33,574 ±577
Broadband Internet Rate 95.4% ±0.9%
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 CRESTWOOD 4NE, KY US, located 3.3 miles from Oldham County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 40.6° 23.1° 31.8° 3.65" —
February 45.2° 26.5° 35.8° 3.65" —
March 55.7° 33.0° 44.3° 4.80" —
April 67.9° 43.5° 55.7° 5.15" —
May 77.1° 53.6° 65.4° 5.90" —
June 84.9° 62.2° 73.6° 5.06" —
July 87.5° 65.4° 76.4° 4.73" —
August 86.5° 63.7° 75.1° 3.96" —
September 80.5° 56.2° 68.3° 3.64" —
October 68.1° 44.5° 56.3° 3.99" —
November 54.3° 34.1° 44.2° 3.81" —
December 43.9° 27.0° 35.4° 4.53" —
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: 21185. • 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.