12th most populous of 55
With 41,090 residents in 2024, Ohio County ranks 12th by population among West Virginia's 55 counties and is home to 2.3% of the state's residents.

Ohio County has the 3rd highest share of college graduates in West Virginia (33.9% of adults) and the 3rd lowest homeownership rate (66.4%).
Ohio County is home to 41,090 people (2024 estimate) on 106 square miles of land. This page brings together official U.S. Census Bureau population estimates since 2000, the components of change—births, deaths and migration—American Community Survey indicators on income, housing, poverty and education, BEA economic accounts and BLS unemployment.
Pick an indicator to see its long-run evolution.
U.S. Census Bureau: intercensal estimates 2000–2009, Vintage 2020 (2010–2019) and Vintage 2024 (2020–2024), July 1.
| Indicator | Value | Year and source |
|---|---|---|
| Population estimate | 41,090 | 2024 · U.S. Census Bureau |
| Population, 2010 Census | 44,443 | 2010 · U.S. Census Bureau |
| Population, 2000 | 47,343 | July 1, 2000 · Census intercensal |
| Change since 2000 | −13.2% | 2000–2024 · Census |
| International migration | +68 | 2024 · Census Vintage 2024 |
| Domestic migration | +44 | 2024 · Census Vintage 2024 |
| Birth rate | 8.3 per 1,000 | 2024 · calculated |
| Death rate | 14.2 per 1,000 | 2024 · calculated |
| Population rank in West Virginia | 12th of 55 | 2024 · calculated |
| Per capita personal income | $70,326 | BEA, 2024 · official |
| Gross domestic product | $5.1 billion | BEA, current dollars, 2024 · official |
| Median household income | $57,094 | ACS 2020–2024 5-year · official |
| Poverty rate | 17.7% | ACS 2020–2024 5-year · official |
| Bachelor’s degree or higher | 33.9% | Age 25+, ACS 2020–2024 5-year · official |
| Foreign-born residents | 2.5% | ACS 2020–2024 5-year · official |
| Median home value | $166,000 | ACS 2020–2024 5-year · official |
| Median gross rent | $821/month | ACS 2020–2024 5-year · official |
| Median age | 42.7 years | ACS 2020–2024 5-year · official |
| Households | 18,342 | ACS 2020–2024 5-year · official |
| Owner-occupied homes | 66.4% | ACS 2020–2024 5-year · official |
Comparable indicators for Ohio County, West Virginia and the United States.
| Indicator | County | West Virginia | U.S. | Reference |
|---|---|---|---|---|
| Population change 2020–2024 | −3.1% | −1.3% | +2.6% | Census Vintage 2024 |
| Birth rate (per 1,000) | 8.3 | 9.4 | 10.6 | 2024 |
| Death rate (per 1,000) | 14.2 | 13.9 | 9.1 | 2024 |
| Net migration rate (per 1,000) | 2.7 | 4.2 | 8.2 | 2024 |
| Population density (/mi²) | 388.3 | 73.6 | 96.3 | 2024 |
| Per capita personal income | $70,326 | $55,351 | $73,204 | BEA, 2024 |
| Median household income | $57,094 | $59,608 | $80,734 | ACS 2020–2024 5-year |
| Poverty rate | 17.7% | 16.7% | 12.5% | ACS 2020–2024 5-year |
| Bachelor’s degree or higher | 33.9% | 24.1% | 35.7% | Age 25+, ACS 2020–2024 5-year |
| Foreign-born residents | 2.5% | 1.8% | 14.1% | ACS 2020–2024 5-year |
| Median home value | $166,000 | $162,600 | $332,700 | ACS 2020–2024 5-year |
| Median gross rent | $821/month | $872/month | $1,413/month | ACS 2020–2024 5-year |
| Median age | 42.7 years | 42.7 years | 38.9 years | ACS 2020–2024 5-year |
| Owner-occupied homes | 66.4% | 74.9% | 65.2% | ACS 2020–2024 5-year |
With 41,090 residents in 2024, Ohio County ranks 12th by population among West Virginia's 55 counties and is home to 2.3% of the state's residents.
Its population went from 47,343 in 2000 to 41,090 in 2024, a change of −13.2%, compared with −2.0% for West Virginia as a whole.
In the year to July 2024 the county recorded 340 births and 582 deaths, so deaths outnumbered births by 242.
Annual Census estimates since 2000 put the county's highest population at 47,343 in 2000. The 2024 figure is 6,253 lower.
Ohio County has about 388.3 residents per square mile of land, ranking 2nd of 55 counties; West Virginia averages 73.6.
With a median household income of $57,094 (ACS 2020–2024 5-year), the county ranks 23rd of 55 West Virginia counties; the state median is $59,608.
Its economy produced $5.1 billion of GDP in 2024 (BEA), 6th largest among 55 West Virginia counties.
Real GDP grew 3.0% in 2024, adjusted for inflation (BEA, chained 2017 dollars).