| Official Name: | Kilmarnock, Virginia |
| Settlement Type: | Town |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Virginia |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Lancaster, Northumberland |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 3.42 |
| Area Land Sq Mi: | 3.41 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2020 |
| Population Total: | 1445 |
| Population Density Sq Mi: | 409.04 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 89 |
| Coordinates: | 37.7125°N -76.3817°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 22482 |
| Area Code: | 804 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Area Total Km2: | 8.86 |
| Area Land Km2: | 8.83 |
| Area Water Km2: | 0.03 |
| Population Density Km2: | 157.94 |
Kilmarnock is a town in Lancaster and Northumberland counties in the U.S. Commonwealth of Virginia. The population was 1,445 at the 2020 census. It is located near the mouth of the Rappahannock River and is located within the Northern Neck George Washington Birthplace American Viticultural Area winemaking appellation. There is a small hospital in the town. Lancaster Middle School, grades 4–8, is also located in town. Approximately 500 students attend the school.
The town was named after Kilmarnock, in Scotland.[2]
Kilmarnock is located at 37.7125°N -76.3817°W (37.712437, -76.381707).[3]
According to the United States Census Bureau, the town has a total area of 2.9mi2, of which, 2.9 square miles (7.4 km2)is land and 0.35% is water.
Kilmarnock hosts the Holly Ball, a debutante ball founded in 1895, at the Indian Creek Yacht and Country Club every December.
As of the 2020 census,[4] the total population is 1,445. The town has 802 total housing units, with 687 occupied and 645 of those belonging to families. 115 houses were vacant. 54.7% of homes were owned instead of rented. Of the population, 926 are white, 446 are black, 37 are mixed race, 18 are Hispanic or Latino, 17 are Asian, 3 are American Indian, 1 is Hawaiian, and 15 are some other race.
The median age in Kilmarnock is 60.2. 42% of the population is 65 years or older. 10.7% of the population is a veteran, with 89% of those being male. 23.1% of the population had a bachelor's degree or other form of higher education.
The median household income was $36,875. 29.4% of the population was below the poverty line, 77.4% of which were under 18. 23.9% of the remainder was between 18 and 64 while the remaining 17.4% was 65 or older. The median income for families is $44,242 while for married-couple families it is $71,125 and $25,677 for non-family households.