Prince William County D.C. Metro Area1 Virginia
|Total Area (land & water)||348.5 sq. miles||6,030.4 sq. miles||42,774.9 sq. miles|
|Major Water Features & Boundaries||Potomac River (forms Eastern border), Occoquan River/Reservoir (forms Northeast border), Occoquan Bay (forms Northeast border), Bull Run (forms Northern, Northwestern borders), Chopawamsic Creek (forms Southeast border), Broad Run & Lake Jackson (Run through mid-county), Lake Manassas Reservoir (Western PWC, 770 acres), Lake Montclair (Eastern PWC), Little Bull Run (Western PWC), Catharpin Creek (Western PWC), Powell's Creek (Eastern PWC), Neabsco Creek (Eastern PWC), Quantico Creek (Eastern PWC), Cedar Run (mid-county)|
|Major Parks and Natural Lands||Manassas National Battlefield Park (Northwestern PWC), Prince William Forest Park (Southeastern PWC), Occoquan Bay National Wildlife Refuge (Eastern PWC), Locust Shade Park (Southeastern PWC), Ben Lomond Regional Park (Northwestern PWC), Dove's Landing (mid-county), Silver Lake Regional Park (Western PWC), James S. Long Regional Park (Western PWC), Andrew Leitch Park (Eastern PWC).|
|Bordering Counties and Cities||Clockwise from the North: Fairfax County (N,NE), Manassas Park City (N), Manassas City (Central), Charles County, MD (E), Stafford County (S), Fauquier County (W,SW), Loudoun County (N,NW) |
|Combined Statistical Area (CSA)||Washington-Baltimore-Arlington, DC-MD-VA-WV-PA (548)|
|Metropolitan Statistical Area (MSA)||Washington-Arlington-Alexandria, DC-VA-MD-WV MSA (47900)|
|Population|| Prince William County D.C. Metro Area1 Virginia|
|Population Density||1,304.0 people per sq. mile||1,016.8 sq. milepeople per ||196.65 people per sq. mile|
|65 and Over||7.9%||11.0%||13.3%|
|Some other race (non-Hispanic)||0.3%||0.3%||0.2%|
|Two or more races (non-Hispanic)||4.2%||2.9%||2.7%|
|Avg. Household Size||3.2||2.7||2.6|
|Avg. Family Size||3.6||3.4||3.2|
|In Labor Force3||240,310||3,385,298||4,321,604|
|Median Household Income||$98,657||$92,324||$65,015|
Unless otherwise noted, data comes from the U.S. Census 2015 American Community Survey (ACS) 5-Year Estimates. See Prince William County's Standard Data Dictionary for the county's official, detailed demographic database.
*These population estimates are from the Census Bureau's Annual Estimates of the Resident Population as of July 1, 2016.
1. The "D.C. Metro Area" = Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (MSA), which includes numerous counties and independent cities in the region surrounding the District of Columbia.
2. These numbers are produced by Prince William County's quarterly estimates of population, housing units, and households from the GIS Division.
3. This data is from the Burea of Labor Statistics (BLS) as of May 2017. Not seasonally adjusted.