Fairfax city, VA Demographics
Fairfax city, VA is the 71st most populous of 133 counties in Virginia, with 24,217 residents across 6 square miles. That is about 3,880 people per square mile.
At the 2020 census
| Population | 24,217 |
|---|---|
| Land area | 6 sq mi |
| Density | 3,880 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Fairfax city compares to the US
We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.
Central Location: Fairfax city, VA
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Fairfax city, VA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Fairfax city, VA
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 3003 | 5,889 | 1.8 | 3,297 |
| Census Tract 3001 | 5,368 | 1.3 | 4,021 |
| Census Tract 3002 | 5,200 | 1.6 | 3,318 |
| Census Tract 3004 | 4,129 | 0.8 | 5,339 |
| Census Tract 3005 | 3,560 | 0.8 | 4,570 |
Related places
Other counties nearby
Nearest counties
Metro areas containing Fairfax city
About this page
This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.
Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.