McNair

County:: Fairfax County
County Seat:: No
Area (mi²):: 2.042
State:: Virginia

McNair is a CDP located in Fairfax County, Virginia. McNair has a 2025 population of 23,356. McNair is currently growing at a rate of 1.7% annually and its population has increased by 12.42% since the most recent census, which recorded a population of 20,776 in 2020.

The average household income in McNair is $144,936 with a poverty rate of 5.84%. The median age in McNair is 31.4 years: 31.5 years for males, and 31.2 years for females.

Demographics

The racial composition of McNair includes 36.11% Asian, 33.75% White, 15.75% Black or African American, 3.92% other race, and smaller percentages for Native Hawaiian or Pacific Islander, Native American and multiracial populations.

Population by Race

Asian

White

Black or African American

Two or more races

Other race

Native Hawaiian or Pacific Islander

Native American

Race	Population	Percentage (of total)
Asian	8,106	36.11%
White	7,577	33.75%
Black or African American	3,537	15.75%
Two or more races	2,110	9.4%
Other race	880	3.92%
Native Hawaiian or Pacific Islander	143	0.64%
Native American	98	0.44%

McNair Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

McNair's average per capita income is $78,464. Household income levels show a median of $123,327. The poverty rate stands at 5.84%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$141,857	-
Families	$133,817	$158,483
Households	$123,327	$144,936
Non Families	$108,768	$126,217

$78,464

Average Income

$123,327

Median Household Income

5.84%

Poverty Rate