Washington County Population 2018

Washington County's estimated population is 207,298 with a growth rate of -0.02% in the past year according to the most recent United States census data. Washington County is the 18th largest county in Pennsylvania.

Year Population Growth Growth Rate
2017207,298-43-0.02%
2016207,341-406-0.20%
2015207,747-178-0.09%
2014207,925-67-0.03%
2013207,992-238-0.11%
2012208,2302620.13%
2011207,968470.02%
2010207,9213,3371.63%
1990204,584-12,490-5.75%
1980217,0746,1982.94%
1970210,876-6,395-2.94%
1960217,2717,6433.65%
1950209,628-1,224-0.58%
1940210,8526,0502.95%
1930204,80215,8108.37%
1920188,99245,31231.54%
1910143,68051,49955.87%
190092,18121,02629.55%
189071,15515,73728.40%
188055,4186,93514.30%
187048,4831,6783.59%
186046,8051,8664.15%
185044,9393,6608.87%
184041,279-1,505-3.52%
183042,7842,7466.86%
182040,0383,74910.33%
181036,2897,99128.24%
180028,2984,43218.57%
179023,8660.00%

Washington County Population Growth

Population Data via

Washington County Race Data

Race Population Percentage
White195,75594.43%
Black or African American6,6473.21%
Two or More Races3,5271.70%
Asian1,9620.95%
American Indian and Alaska Native3070.15%
Native Hawaiian and Other Pacific Islander700.03%

Washington County Population Pyramid

0k2k4k6k8k Male Population0k2k4k6k8k Female Population8580757065605550454035302520151050
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