How many people live in Louisa County, VA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 42,100 people living in Louisa County, VA. That makes Louisa County the 43rd-most populous county in Virginia. It is home to 0.47% of people living in the state.
42.1K
population of Louisa County, VA (2024)
0.47%
County share of the Virginia population (2024)
About 42,100 people lived in Louisa County, VA in 2024.
Population estimates, 2000–2024
What are Louisa County, VA’s age demographics?
About 9,200 Louisa County, VA residents are aged 65 and older in 2024. That represents 21.9% of its population. For comparison, the age group represents 17.8% of Virginia’s population and 18% in the US overall.
Another 8,400 Louisa County residents, or 19.8% of the population, were children under 18. For comparison, the age group represents 21.6% of Virginia’s population and 21.6% in the US overall.
A higher share of Louisa County, VA's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Louisa County, VA’s racial and ethnic demographics?
Non-Hispanic white residents make up 77.6% of the Louisa County, VA population, higher than the national share of 57.5%. Louisa County, VA also has a larger share of people identifying as non-Hispanic Black or African American (13.9%) than the US overall (12.6%).
In contrast, Louisa County’s Hispanic population accounts for 4.6%, below the 20% nationwide, and the non-Hispanic Asian population makes up 0.81% of the county, compared with 6.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Louisa County, VA has a higher share of a non-Hispanic white population than Virginia as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Louisa County, VA is Louisa with about 2,200 residents in 2024.
Cities and towns in Louisa County, VA ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Louisa | 2,201 |
| 2. | Mineral | 523 |
| 3. | Balance of Louisa County | 39,385 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
