Umatilla County Population 2018

Umatilla County's estimated population is 76,985 with a growth rate of 0.44% in the past year according to the most recent United States census data. Umatilla County is the 14th largest county in Oregon.

Year Population Growth Growth Rate
201776,9853360.44%
201676,6491680.22%
201576,481-189-0.25%
201476,670-223-0.29%
201376,893-80-0.10%
201276,9732250.29%
201176,7486570.86%
201076,09116,84228.43%
199059,2493880.66%
198058,86113,93831.03%
197044,9235711.29%
196044,3522,6496.35%
195041,70315,67360.21%
194026,0301,6316.68%
193024,399-1,547-5.96%
192025,9465,63727.76%
191020,3092,26012.52%
190018,0494,66834.89%
189013,3813,77439.28%
18809,6076,691229.46%
18702,9160.00%

Umatilla County Population Growth

Population Data via

Umatilla County Race Data

Race Population Percentage
White69,25789.96%
American Indian and Alaska Native3,2804.26%
Two or More Races1,8982.47%
Black or African American8511.11%
Asian8471.10%
Native Hawaiian and Other Pacific Islander1570.20%

Umatilla County Population Pyramid

0k1k1k2k2k3k3k4k Male Population0k1k1k2k2k3k3k4k 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