Prince William County Population 2017

Prince William County's estimated population is 455,210 with a growth rate of 1.12% in the past year according to the most recent United States census data. Prince William County is the 2nd largest county in Virginia.

Year Population Growth Growth Rate
2016455,2105,0311.12%
2015450,1796,3161.42%
2014443,8635,3321.22%
2013438,5318,1631.90%
2012430,36810,6982.55%
2011419,67013,2853.27%
2010406,385190,69988.42%
1990215,68670,98349.05%
1980144,70333,60130.24%
1970111,10260,938121.48%
196050,16427,552121.85%
195022,6124,87427.48%
194017,7383,78727.15%
193013,9512912.13%
192013,6601,63413.59%
191012,0269148.23%
190011,1121,30713.33%
18909,8056256.81%
18809,1801,67622.33%
18707,504-1,061-12.39%
18608,5654365.36%
18508,129-15-0.18%
18408,144-1,186-12.71%
18309,330-89-0.94%
18209,419-1,892-16.73%
181011,311-1,422-11.17%
180012,7331,1189.63%
179011,6150.00%

Prince William County Population Growth

Population Data via

Prince William County Race Data

Race Population Percentage
White287,46863.15%
Black or African American98,26421.59%
Asian38,8248.53%
Two or More Races19,7934.35%
American Indian and Alaska Native4,9451.09%
Native Hawaiian and Other Pacific Islander8850.19%

Prince William County Population Pyramid

0k5k10k15k20kPrince William County Male Population0k5k10k15k20kPrince William County Female Population

Population of Cities in Prince William County

City 2010 Census 2016 Estimated Growth Growth Rate
Manassas378394148336449.63%
Dumfries496151862254.54%
Haymarket1782197018810.55%
Occoquan934106112713.60%
Quantico4805406012.50%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990