Middlesex County, Virginia Demographics 2026

Population Overview

Middlesex County is located in Virginia with a total population of 10,774. It is the 114th most populous county out of 133 in Virginia. The county encompasses 3 Census-designated places.

Age Demographics

The median age in Middlesex County is 55.5 years. This is 43% higher than the state median of 38.8 years. 14.6% 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 Middlesex County is $74,154. This is 18% lower than the state median of $90,974. It is also 6% lower than the national median of $78,538. The poverty rate stands at 9.6%. This is 4% lower than the state poverty rate of 9.9%. The unemployment rate is 4.4%. This is 3% higher than the state rate of 4.3%. The median home value is $299,800. Housing costs are 17% lower than the state median of $360,700. The home-value-to-income ratio is 4.0x. 85.7% of occupied housing units are owner-occupied. This homeownership rate is 28% higher than the state average of 67.2%.

Race & Ethnicity

The largest racial or ethnic group in Middlesex County is White (non-Hispanic), making up 78.0% of the population. Black or African American residents account for 14.8%. The Hispanic or Latino population (2.9%) is well below the state average of 10.7%. The Asian population (1.2%) is well below the state average of 6.8%.

Education

31.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% 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 91.3%.

Data Sources & Methodology

All figures for Middlesex 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.