
Manassas
- County:
- Manassas city
- County Seat:
- No
- Area (mi²):
- 9.843
- State:
- Virginia
Manassas is a city located in Manassas city, Virginia. Manassas has a 2025 population of 42,698. Manassas is currently growing at a rate of 0% annually and its population has increased by 0.01% since the most recent census, which recorded a population of 42,692 in 2020.
The average household income in Manassas is $139,363 with a poverty rate of 6.71%. The median age in Manassas is 34.7 years: 34.1 years for males, and 35.7 years for females.