Editing Clackamas County, Oregon (section)

==Demographics==
{{US Census population
|1850= 1859
|1860= 3466
|1870= 5993
|1880= 9260
|1890= 15233
|1900= 19658
|1910= 29931
|1920= 37698
|1930= 46205
|1940= 57130
|1950= 86716
|1960= 113038
|1970= 166088
|1980= 241919
|1990= 278850
|2000= 338391
|2010= 375992
|2020= 421401
|estyear=2024
|estimate=425857
|estref=<ref name="USCensusEst2024">{{cite web|url=https://www.census.gov/data/tables/time-series/demo/popest/2020s-counties-total.html|title=County Population Totals and Components of Change: 2020-2024|publisher=United States Census Bureau|access-date=May 15, 2025}}</ref>
|align-fn=center
|align=right
|footnote=U.S. Decennial Census<ref>{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=U.S. Decennial Census|publisher=United States Census Bureau|access-date=February 25, 2015}}</ref><br>1790–1960<ref>{{cite web|url=http://mapserver.lib.virginia.edu/|title=Historical Census Browser|publisher=University of Virginia Library|access-date=February 25, 2015|archive-date=August 11, 2012|archive-url=https://web.archive.org/web/20120811110448/http://mapserver.lib.virginia.edu/|url-status=dead}}</ref> 1900–1990<ref>{{cite web|url=https://www.census.gov/population/cencounts/or190090.txt|title=Population of Counties by Decennial Census: 1900 to 1990|publisher=United States Census Bureau|editor-last=Forstall|editor-first=Richard L.|date=March 27, 1995|access-date=February 25, 2015}}</ref><br>1990–2000<ref>{{cite web|url=https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |archive-url=https://web.archive.org/web/20150226035610/http://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |archive-date=February 26, 2015 |url-status=dead|title=Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000|publisher=United States Census Bureau|date=April 2, 2001|access-date=February 25, 2015}}</ref> 2010–2020<ref name="QF"/>
}}

===2010 census===
As of the [[2010 United States census|2010 census]], there were 375,992 people, 145,790 households, and 100,866 families in the county.<ref name="DP">{{cite web|url=http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US41005|title=Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data|access-date=February 23, 2016|publisher=United States Census Bureau|archive-url=https://archive.today/20200213021923/http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_DP/DPDP1/0500000US41005|archive-date=February 13, 2020|url-status=dead}}</ref> The population density was {{convert|201.0|PD/sqmi}}. There were 156,945 housing units at an average density of {{convert|83.9|/sqmi}}.<ref>{{cite web|url=http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY07/0500000US41005|access-date=February 23, 2016|title=Population, Housing Units, Area, and Density: 2010 - County|publisher=United States Census Bureau|archive-url=https://archive.today/20200213190612/http://factfinder.census.gov/bkmk/table/1.0/en/DEC/10_SF1/GCTPH1.CY07/0500000US41005|archive-date=February 13, 2020|url-status=dead}}</ref> The racial makeup of the county was 88.2% white, 3.7% Asian, 0.8% American Indian, 0.8% black or African American, 0.2% Pacific islander, 3.1% from other races, and 3.2% from two or more races. Those of Hispanic or Latino origin made up 7.7% of the population.<ref name="DP" /> In terms of ancestry, 24.9% were [[Germans|German]], 14.5% were [[English people|English]], 13.3% were [[Irish people|Irish]], 5.0% were [[Norwegians|Norwegian]], and 4.9% were [[Americans|American]].<ref>{{cite web|url=http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0500000US41005|title=Selected Social Characteristics in the US – 2006-2010 American Community Survey 5-Year Estimates|access-date=February 23, 2016|publisher=United States Census Bureau|archive-url=https://archive.today/20200213020409/http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP02/0500000US41005|archive-date=February 13, 2020|url-status=dead}}</ref>

Of the 145,790 households, 32.8% had children under the age of 18 living with them, 54.8% were married couples living together, 9.8% had a female householder with no husband present, 30.8% were non-families, and 24.1% of all households were made up of individuals. The average household size was 2.56 and the average family size was 3.04. The median age was 40.6 years.<ref name="DP" />

The median income for a household in the county was $62,007 and the median income for a family was $74,905. Males had a median income of $53,488 versus $39,796 for females. The per capita income for the county was $31,785. About 6.1% of families and 9.0% of the population were below the [[poverty line]], including 11.2% of those under age 18 and 6.2% of those age 65 or over.<ref>{{cite web|url=http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0500000US41005|title=Selected Economic Characteristics – 2006-2010 American Community Survey 5-Year Estimates|access-date=February 23, 2016|publisher=United States Census Bureau|archive-url=https://archive.today/20200213024406/http://factfinder.census.gov/bkmk/table/1.0/en/ACS/10_5YR/DP03/0500000US41005|archive-date=February 13, 2020|url-status=dead}}</ref>

===2000 census===
As of the [[2000 United States census|2000 census]], there were 338,391 people, 128,201 households, and 91,663 families in the county. The [[population density]] was {{convert|181|/mi2|/km2|disp=preunit|people&nbsp;|people|}}. There were 136,954 housing units at an average density of {{convert|73|/mi2|/km2|adj=pre|units&nbsp;}}. The racial makeup of the county was 91.27% [[Race (United States Census)|White]], 2.45% [[Race (United States Census)|Asian]], 0.71% [[Race (United States Census)|Native American]], 0.66% [[Race (United States Census)|Black]] or [[Race (United States Census)|African American]], 0.17% [[Race (United States Census)|Pacific Islander]], 2.28% from [[Race (United States Census)|other races]], and 2.46% from two or more races. 4.95% of the population were [[Race (United States Census)|Hispanic]] or [[Race (United States Census)|Latino]] of any race. 20.7% were of [[German people|German]], 11.6% [[English people|English]], 9.1% [[Irish people|Irish]] and 7.5% [[United States|American]] ancestry.

There were 128,201 households, out of which 34.20% had children under the age of 18 living with them, 58.60% were married couples living together, 9.00% had a female householder with no husband present, and 28.50% were non-families. 22.00% of all households were made up of individuals, and 7.80% had someone living alone who was 65 years of age or older. The average household size was 2.62 and the average family size was 3.07.

The county population contained 26.20% under the age of 18, 8.00% from 18 to 24, 28.70% from 25 to 44, 26.00% from 45 to 64, and 11.10% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 97.50 males. For every 100 females age 18 and over, there were 94.90 males.

The median income for a household in the county was $52,080, and the median income for a family was $60,791. Males had a median income of $43,462 versus $30,891 for females. The [[per capita income]] for the county was $25,973. About 4.60% of families and 6.60% of the population were below the [[poverty line]], including 7.60% of those under age 18 and 5.10% of those age 65 or over.