Clackamas County Population 2017

Clackamas County's estimated population is 408,062 with a growth rate of 1.72% 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
2016408,0626,9121.72%
2015401,1506,8601.74%
2014394,2906,2951.62%
2013387,9954,6561.21%
2012383,3393,7230.98%
2011379,6162,6850.71%
2010376,93198,08135.17%
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
White361,74888.65%
Asian16,9834.16%
Two or More Races12,8953.16%
American Indian and Alaska Native4,2461.04%
Black or African American4,1821.02%
Native Hawaiian and Other Pacific Islander1,0960.27%

Clackamas County Population Pyramid

0k5k10k15kClackamas County Male Population0k5k10k15kClackamas County Female Population

Population of Cities in Clackamas County

City 2010 Census 2016 Estimated Growth Growth Rate
Portland583799639863560649.60%
Lake Oswego367203894522256.06%
Oregon City3260936286367711.28%
West Linn251002685917597.01%
Wilsonville1950623768426221.85%
Happy Valley1432119704538337.59%
Canby166461765310076.05%
Gladstone11491121166255.44%
Damascus10519110845655.37%
Sandy959811005140714.66%
Molalla850891396317.42%
Estacada2703331361022.57%
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