Washington County Population 2017

Washington County's estimated population is 150,292 with a growth rate of 0.48% in the past year according to the most recent United States census data. Washington County is the 11th largest county in Maryland.

Year Population Growth Growth Rate
2016150,2927220.48%
2015149,5701110.07%
2014149,4591380.09%
2013149,3211060.07%
2012149,2153880.26%
2011148,8271,0920.74%
2010147,73526,34221.70%
1990121,3938,3077.35%
1980113,0869,2578.92%
1970103,82912,61013.82%
196091,21912,33315.63%
195078,88610,04814.60%
194068,8382,9564.49%
193065,8826,18810.37%
192059,69410,07720.31%
191049,6174,4849.94%
190045,1335,35113.45%
189039,7821,2213.17%
188038,5613,84911.09%
187034,7123,29510.49%
186031,4175691.84%
185030,8481,9986.93%
184028,8503,58214.18%
183025,2682,1939.50%
182023,0754,34523.20%
181018,730800.43%
180018,6502,82817.87%
179015,8220.00%

Washington County Population Growth

Population Data via

Washington County Race Data

Race Population Percentage
White125,66083.61%
Black or African American16,57511.03%
Two or More Races3,9922.66%
Asian2,7211.81%
American Indian and Alaska Native4960.33%
Native Hawaiian and Other Pacific Islander1260.08%

Washington County Population Pyramid

0k1k2k3k4k5k6kWashington County Male Population0k1k2k3k4k5k6kWashington County Female Population

Population of Cities in Washington County

City 2010 Census 2016 Estimated Growth Growth Rate
Hagerstown39729404527231.82%
Boonsboro34443510661.92%
Smithsburg29853000150.50%
Williamsport21372160231.08%
Hancock15621553-9-0.58%
Keedysville1155116160.52%
Funkstown885884-1-0.11%
Sharpsburg709703-6-0.85%
Clear Spring358350-8-2.23%
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