Union County Population 2018

Union County's estimated population is 44,595 with a growth rate of -1.86% in the past year according to the most recent United States census data. Union County is the 49th largest county in Pennsylvania.

Year Population Growth Growth Rate
201744,595-845-1.86%
201645,440-96-0.21%
201545,5365721.27%
201444,9642210.49%
201344,743-412-0.91%
201245,155710.16%
201145,084940.21%
201044,9908,81424.36%
199036,1763,30610.06%
198032,8704,26714.92%
197028,6032,95711.53%
196025,6462,49610.78%
195023,1502,90314.34%
194020,2472,77915.91%
193017,4681,61810.21%
192015,850-399-2.46%
191016,249-1,343-7.63%
190017,592-228-1.28%
189017,8209155.41%
188016,9051,3408.61%
187015,5651,42010.04%
186014,145-11,938-45.77%
185026,0833,29614.46%
184022,7871,9929.58%
183020,7952,17611.69%
182018,6190.00%

Union County Population Growth

Population Data via

Union County Race Data

Race Population Percentage
White40,25690.27%
Black or African American3,6348.15%
Asian7091.59%
Two or More Races6201.39%
American Indian and Alaska Native2470.55%
Native Hawaiian and Other Pacific Islander280.06%

Union County Population Pyramid

0k1k1k2k2k Male Population0k1k1k2k2k 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