Westmoreland County, Virginia Demographics 2026

Population Overview

Westmoreland County is located in Virginia with a total population of 18,683. It is the 82nd most populous county out of 133 in Virginia. The county encompasses 2 Census-designated places.

Age Demographics

The median age in Westmoreland County is 48.0 years. This is 24% higher than the state median of 38.8 years. 11.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Westmoreland County is $59,766. This is 34% lower than the state median of $90,974. It is also 24% lower than the national median of $78,538. The poverty rate stands at 13.8%. This is 39% higher than the state poverty rate of 9.9%. The unemployment rate is 7.5%. This is 76% higher than the state rate of 4.3%. The median home value is $244,000. Housing costs are 32% lower than the state median of $360,700. The home-value-to-income ratio is 4.1x. 79.1% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 67.2%.

Race & Ethnicity

The largest racial or ethnic group in Westmoreland County is White (non-Hispanic), making up 62.6% of the population. Black or African American residents account for 23.7%. The Asian population (1.1%) is well below the state average of 6.8%.

Education

19.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 52% lower than the state rate of 41.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 84.1%.

Data Sources & Methodology

All figures for Westmoreland County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Virginia and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.