Clackamas County Population 2018

Clackamas County's estimated population is 412,672 with a growth rate of 1.47% in the past year according to the most recent United States census data. Clackamas County is the 3rd largest county in Oregon.

Year Population Growth Growth Rate
2017412,6725,9921.47%
2016406,6806,8551.71%
2015399,8256,4701.64%
2014393,3556,0761.57%
2013387,2794,5131.18%
2012382,7663,6120.95%
2011379,1542,3960.64%
2010376,75897,90835.11%
1990278,85036,93115.27%
1980241,91975,83145.66%
1970166,08853,05046.93%
1960113,03826,32230.35%
195086,71629,58651.79%
194057,13010,92523.64%
193046,2058,50722.57%
192037,6987,76725.95%
191029,93110,27352.26%
190019,6584,42529.05%
189015,2335,97364.50%
18809,2603,26754.51%
18705,9932,52772.91%
18603,4661,60786.44%
18501,8590.00%

Clackamas County Population Growth

Population Data via

Clackamas County Race Data

Race Population Percentage
White361,74887.66%
Asian16,9834.12%
Two or More Races12,8953.12%
American Indian and Alaska Native4,2461.03%
Black or African American4,1821.01%
Native Hawaiian and Other Pacific Islander1,0960.27%

Clackamas County Population Pyramid

0k5k10k15k Male Population0k5k10k15k 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