| Fair Oaks, Fairfax County, Virginia | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA Virginia Northern#USA Virginia#USA |
| Pushpin Label: | Fair Oaks |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Virginia |
| Subdivision Type2: | County |
| Subdivision Name2: | Fairfax |
| Unit Pref: | Imperial |
| Area Total Km2: | 13.1 |
| Area Land Km2: | 13.0 |
| Area Water Km2: | 0.1 |
| Population As Of: | 2020 |
| Population Total: | 34052 |
| Population Density Km2: | 2619.4 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 420 |
| Coordinates: | 38.8658°N -77.3592°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 22033, 22030 |
| Blank Name: | FIPS code |
| Blank Info: | 51-26875 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2584845 |
| Population Density Sq Mi: | 6810.4 |
Fair Oaks is a census-designated place in Fairfax County, Virginia, United States. The population at the 2020 census was 34,052.[1] It encompasses a large area west of the city of Fairfax, centered on Fair Oaks Mall. Suburban neighborhoods and office parks occupy most of Fair Oaks, largely developed since the 1980s.
The Fair Oaks CDP is bordered by Fair Lakes and Greenbriar to the west, and by Oakton and Fairfax city to the east. The Fair Oaks Mall is at the center of the CDP, in the angle formed by U.S. Route 50 to the northeast and Interstate 66 to the south, which intersect at I-66's Exit 57. I-66 leads east to Washington, D.C., and west to Strasburg, Virginia. U.S. 50 leads east into Fairfax and Washington and northwest to Winchester, Virginia. U.S. Route 29 forms the southern border of the CDP, leading east into Fairfax and Washington and west to Gainesville.
According to the U.S. Census Bureau, the Fair Oaks CDP has a total area of 13.1sqkm, of which 13sqkm is land and 0.1sqkm, or 0.99%, is water.[2]
At the 2020 census (some information from the 2022 American Community Survey) there were 34,052 people, 15,561 housing units and 15,257 households residing in the CDP. The population density was 6,810.4 inhabitants per square mile (2,619.4/km2). The average housing unit density was 3,112.2 per square mile (1,197.0/km2). The racial makeup of the CDP was 45.63% White, 10.70% African American, 0.21% Native American, 29.19% Asian, 0.08% Pacific Islander, 3.48% from other races, and 10.72% from two or more races. Hispanic or Latino of any race was 10.40% of the population.
Of the households, 42.8% were married couple families, 19.5% were a male family householder with no spouse, and 29.9% were a female family householder with no spouse. The average family household had 3.11 people.
The median age was 34.3, 19.3% of people were under the age of 18, and 8.4% were 65 years of age or older. The largest ancestry is the 8.8% who had Irish ancestry, 41.7% spoke a language other than English at home, and 34.8% were born outside the United States, 61.3% of whom were naturalized citizens.
The median income for a household in the CDP was $118,819, and the median income for a family was $148,737. 4.8% of the population were military veterans, and 71.2% had a batchelor's degree or higher. In the CDP 6.4% of the population was below the poverty line, including 3.1% of those under the age of 18 and 5.3% of those aged 65 or over, with 5.1% of the population without health insurance.
The population at the 2010 census was 30,223.