County · Virginia
Louisa County, Virginia
Louisa County, Virginia. Louisa County had 42,924 residents in 2025 by the Census Bureau's estimate, up 14.2% since 2020, faster than Virginia (+2.9%). It holds 3 places (2 cities, villages and boroughs and 1 census-designated) and 9 census tracts. GEOID 51109.
Residents, July 2025 estimate
42,924
Census Bureau estimate (no margin published)
2020 Census count: 37,596 · ACS 2020-2024: 39,980
Median household income
$86,689
±$6,396 (90% margin)
Virginia: $93,170
Median home value
$315,300
±$15,486 (90% margin)
Virginia: $383,700
Median gross rent
$1,220
±$90 (90% margin)
Virginia: $1,579
How many people live in Louisa County, and is it growing?
The 2020 Census counted 37,596 residents in Louisa County. The Census Bureau estimates 42,924 for July 1, 2025, up 14.2% since 2020, faster than Virginia (+2.9%). The 2020-2024 American Community Survey puts the population at 39,980 over 495 square miles of land.
| Measure | Louisa County | Virginia | Change since 2015-2019 |
|---|---|---|---|
| Total population | 39,980 | 8,705,170 | +3,940 |
| Households | 15,561±432 | 3,365,732 | +1,690 |
| Average household size | 2.56±0.07 | 2.52 | no clear change |
| Housing units | 18,366±78 | 3,684,756 | +928 |
Louisa County's population since 2000
From 25,627 in 2000 to 42,924 in 2025: up 67.5%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Louisa County?
Louisa County holds 3 places: 2 cities, villages and boroughs (incorporated places) and 1 census-designated place. The largest is Louisa with 2,244 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Louisa County?
The median resident of Louisa County is 44.8 years old; 20.0% are under 18 and 21.0% are 65 or older. The largest group is non-Hispanic white residents at 76.1%, then non-Hispanic Black residents at 11.5%. 4.5% of residents were born outside the United States.
| Measure | Louisa County | Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median age | 44.8±0.3 | 39.0 | no clear change |
| Under 18 years | 20.0% | 21.7% | – |
| 65 years and over | 21.0%±0.1 pts | 16.7% | – |
| Hispanic or Latino (any race) | 4.1% | 11.0% | +1.2 pts |
| White alone, not Hispanic | 76.1%±1.0 pts | 58.4% | −1.9 pts |
| Black or African American alone, not Hispanic | 11.5%±0.9 pts | 18.3% | −3.2 pts |
| Asian alone, not Hispanic | 0.6%±0.2 pts | 6.9% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.3%±0.2 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.1% | – |
| Two or more races, not Hispanic | 6.4%±1.5 pts | 4.7% | – |
| Some other race alone, not Hispanic | 0.9%±0.5 pts | 0.6% | – |
| Born outside the United States | 4.5%±0.7 pts | 13.1% | no clear change |
| Speak a language other than English at home (age 5+) | 6.9%±1.6 pts | 17.4% | – |
| Civilian veterans (age 18+) | 10.1%±1.2 pts | 9.4% | – |
| With a disability | 15.1%±1.3 pts | 12.5% | – |
| No health insurance coverage | 5.4%±1.2 pts | 6.9% | −5.2 pts |
| High school graduate or higher (age 25+) | 90.0%±1.2 pts | 91.6% | – |
| Bachelor's degree or higher (age 25+) | 29.7%±2.3 pts | 42.2% | +5.6 pts |
| Graduate or professional degree (age 25+) | 12.2%±1.5 pts | 18.5% | – |
| Moved from another state in the past year | 1.2%±0.4 pts | 3.1% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Louisa County earn?
Half of Louisa County's 15,561 households earn less than $86,689 a year (±$6,396), against $93,170 in Virginia. In 2015-2019 the median was $75,042 in 2024 dollars, so it rose by $11,647 after inflation. 10.0% of residents live below the poverty line.
| Measure | Louisa County | Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $86,689±$6,396 | $93,170 | +$11,647 |
| Mean household income | $111,574±$6,644 | $128,260 | – |
| Per capita income | $44,158±$2,668 | $50,666 | no clear change |
| People below the poverty line | 10.0%±1.6 pts | 9.9% | no clear change |
| Children under 18 below the poverty line | 14.6%±3.6 pts | 12.3% | no clear change |
| Households receiving SNAP | 11.4%±2.2 pts | 9.1% | – |
| Households with a broadband subscription | 86.5%±2.4 pts | 91.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Louisa County?
Owners occupy 82.2% of Louisa County's occupied homes and renters 17.8%. The median owner-occupied home is valued at $315,300 by its owner (±$15,486). The median renter pays $1,220 a month including utilities, and 50.2% of renters pay 35% or more of their income on rent.
| Measure | Louisa County | Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $315,300±$15,486 | $383,700 | +$40,732 |
| Median gross rent | $1,220±$90 | $1,579 | no clear change |
| Renters paying 35% or more of income on rent | 50.2%±8.8 pts | 39.4% | +11.5 pts |
| Median monthly owner costs, with a mortgage | $1,677±$56 | $2,127 | – |
| Owner-occupied homes | 82.2%±2.4 pts | 67.3% | no clear change |
| Housing units | 18,366±78 | 3,684,756 | +928 |
| Homeowner vacancy rate | 0.2%±0.2 pts | 0.8% | – |
| Rental vacancy rate | 2.8%±1.8 pts | 4.8% | – |
| Single-family detached homes | 84.1%±2.0 pts | 61.3% | – |
| Mobile homes | 9.8%±1.8 pts | 4.3% | – |
| Built 2020 or later | 2.7%±0.9 pts | 1.7% | – |
| Built 1939 or earlier | 6.4%±1.2 pts | 7.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Louisa County building?
Builders took permits for 404 new housing units across Louisa County in 2025 (404 single-family), 9.4 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Louisa County get to work?
76.1% of Louisa County's workers drive alone and 11.7% work from home. The average trip to work takes 35.7 minutes. The unemployment rate in 2020-2024 averaged 5.8%.
| Measure | Louisa County | Virginia | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 63.2%±1.9 pts | 65.4% | – |
| Unemployment rate | 5.8%±1.7 pts | 4.3% | no clear change |
| Drove alone to work | 76.1%±2.9 pts | 67.6% | – |
| Carpooled | 10.4%±2.0 pts | 8.0% | – |
| Public transportation | 0.3%±0.3 pts | 2.3% | – |
| Walked | 0.9%±0.6 pts | 2.1% | – |
| Worked from home | 11.7%±2.0 pts | 18.3% | +5.1 pts |
| Mean travel time to work | 35.7 min±1.5 | 27.3 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Louisa County's census tracts?
Louisa County is divided into 9 census tracts. Among those with a reliable estimate, median household income runs from $64,844 (Tract 9502.01) to $134,327 (Tract 9503.02).
| Tract 9501.0151109950101 | 3,345±544 | $93,342 |
|---|---|---|
| Tract 9501.0251109950102 | 5,214±591 | $88,142 |
| Tract 9502.0151109950201 | 5,659±660 | $64,844 |
| Tract 9502.0251109950202 | 4,771±489 | $88,889 |
| Tract 9503.0151109950301 | 4,315±407 | $110,702 |
| Tract 9503.0251109950302 | 3,148±584 | $134,327 |
| Tract 9503.0351109950303 | 3,291±606 | $80,351 |
| Tract 950451109950400 | 3,317±364 | $68,828 |
| Tract 950551109950500 | 6,920±625 | $88,456 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Louisa County compare with Virginia's other counties?
| Measure | Rank |
|---|---|
| Population | 44th of 133 |
| Growth 2020-2025 | 3rd of 133 |
| Residents per square mile | 84th of 133 |
| Median household income | 35th of 133 |
| Median home value | 49th of 133 |
| Median gross rent | 47th of 133 |
| Poverty rate | 81st of 133 |
| Bachelor's degree or higher | 56th of 133 |
| Median age | 50th of 133 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Louisa County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.