Washington County Population 2017

Washington County's estimated population is 207,981 with a growth rate of -0.14% 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
2016207,981-287-0.14%
2015208,268-86-0.04%
2014208,354900.04%
2013208,264-216-0.10%
2012208,4804110.20%
2011208,0691690.08%
2010207,9003,3161.62%
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
White195,75594.12%
Black or African American6,6473.20%
Two or More Races3,5271.70%
Asian1,9620.94%
American Indian and Alaska Native3070.15%
Native Hawaiian and Other Pacific Islander700.03%

Washington County Population Pyramid

0k2k4k6k8kWashington County Male Population0k2k4k6k8kWashington County Female Population

Population of Cities in Washington County

City 2010 Census 2016 Estimated Growth Growth Rate
Washington1401113514-497-3.55%
Canonsburg89968878-118-1.31%
California67956466-329-4.84%
Donora47814622-159-3.33%
Monongahela42984152-146-3.40%
Charleroi41093969-140-3.41%
Bentleyville25792504-75-2.91%
New Eagle21842108-76-3.48%
Burgettstown13801333-47-3.41%
Houston12881247-41-3.18%
Ellsworth1023986-37-3.62%
Midway911887-24-2.63%
Claysville82983120.24%
Roscoe813789-24-2.95%
Cokeburg632614-18-2.85%
Allenport537522-15-2.79%
Stockdale502500-2-0.40%
Marianna494475-19-3.85%
Beallsville466445-21-4.51%
Finleyville424407-17-4.01%
Dunlevy381375-6-1.57%
Elco322317-5-1.55%
Daisytown326312-14-4.29%
Coal Center139137-2-1.44%
West Middletown139137-2-1.44%
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