Quarterly Estimates

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The following data attributes are produced quarterly or monthly by the Prince William County Department of Information Technology's Geospatial Technology Services and other sources. If you are looking for the county's official demographic dataset, please see the Standard Data Dictionary.

Values in this table will be updated in October based on the new 2020 Census data.

  Value % Units Currency Source Date Posted Notes
Total Population:     people   PWC DoIT GTS    
Housing Units:
    housing units   PWC DoIT GTS
 

 

Average Household Size: 

Occupancy Rate:

1 Unit, Detached (single-family and mobile homes):     housing units   PWC DoIT GTS  

Average Household Size: 

Occupancy Rate:

1 Unit, Attached (townhomes):     housing units   PWC DoIT GTS  
Average Household Size:

Occupancy Rate:

Multi-Unit (includes apartments and condominiums):     housing units   PWC DoIT GTS  
Average Household Size:

Occupancy Rate:

Households (housing units that are occupied):     occupied housing units   PWC DoIT GTS    
Total School Enrollment: 88,617   PWCS students 12/30/2020 PWC Public Schools 1/28/2020 Enrollment in Prince William County Public Schools (PWCS)
Pre-Kindergarten through 5th grade: 38,206 43.11 % PWCS students 12/30/2020 PWC Public Schools 1/28/2020 Enrollment in Prince William County Public Schools (PWCS)
6th grade through 8th grade: 20,843 23.52 % PWCS students 12/30/2020 PWC Public Schools 1/28/2020 Enrollment in Prince William County Public Schools (PWCS)
9th grade through 12th grade: 28,187 31.81 % PWCS students 12/30/2020 PWC Public Schools 1/28/2020 Enrollment in Prince William County Public Schools (PWCS)
Other school types: 1,381 1.56 % PWCS students 12/30/2020 PWC Public Schools 1/28/2020 Enrollment in Prince William County Public Schools (PWCS)

*Notes about the population estimates:

  • According to the 2020 Census, the county's Group Quarters estimate is 3,018 people.