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

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