Cornelius, OR Demographics

Population 16,385 · Census ACS 2020–24

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Cornelius, OR map of median age by neighborhood
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Population and households in Cornelius

Household size in Cornelius

Household size, people per household
PeriodCorneliusPortland areaOregonU.S.
2006–103.272.572.502.68
2010–143.412.632.552.73
2015–193.262.632.562.71
2020–242.852.512.502.65
Change−0.42−0.06+0.00−0.03
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Households in Cornelius average 2.85 people, above the national 2.65, so families with children are more common here. Since 2006–10, household size has dropped from 3.27, a much bigger shift than nationally. Households are largest in the south and smallest in the center.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Cornelius

Median age, years
PeriodCorneliusPortland areaOregonU.S.
2006–1034.137.339.037.7
2010–1433.138.340.038.6
2015–1936.939.340.939.6
2020–2438.841.041.640.1
Change+4.7+3.7+2.5+2.3
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At 38.8, the median age in Cornelius is close to the national median of 40.1, so its age mix looks much like the country's. The population here is younger than in the Portland area as a whole, where the median age is 41.0. The median age has climbed from 34.1 in 2006–10, as it has nationally.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Cornelius

Single-parent households, % of households
PeriodCorneliusPortland areaOregonU.S.
2006–1011.9%10.5%10.5%12.3%
2010–1413.2%10.3%10.8%12.3%
2015–1910.5%9.4%9.9%11.6%
2020–2412.4%9.5%10.4%11.6%
Change+0.5 pts−1.0 pts−0.1 pts−0.6 pts
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Single-parent households are about as common in Cornelius as they are nationally: 12.4%, against 11.6%. Single parents are more common here than in the Portland area as a whole (9.5%).

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Cornelius

Renters in Cornelius

Renters, % of occupied homes
PeriodCorneliusPortland areaOregonU.S.
2006–1025.0%36.6%36.2%33.3%
2010–1419.7%39.1%38.5%35.6%
2015–1919.4%37.6%37.6%36.0%
2020–2424.1%38.3%36.7%34.8%
Change−0.9 pts+1.7 pts+0.5 pts+1.5 pts
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Only 24.1% of households in Cornelius rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. More than a third of owners (36.2%) have paid off their mortgages, below the national share of 39.8%. Renting is most common in the center and least common in the southeast. The renter share has edged down 0.9 points since 2006–10, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Cornelius

Vacant homes, % of all homes
PeriodCorneliusPortland areaOregonU.S.
2006–108.4%7.4%8.9%11.4%
2010–148.3%6.8%9.1%11.4%
2015–194.2%6.1%8.3%11.1%
2020–243.2%7.1%7.4%9.6%
Change−5.2 pts−0.3 pts−1.5 pts−1.8 pts
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Only 3.2% of homes in Cornelius are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 5.2 points, mirroring the country. Cornelius has a lower vacancy rate than the great majority of Oregon cities.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Cornelius

Age of homes, median year built
PeriodCorneliusPortland areaOregonU.S.
2006–101982197719761974
2010–141981197819771975
2015–191983198019781977
2020–241986198119811980
Change+4+4+5+6
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Homes in Cornelius are newer than the national norm: the median home was built in 1986, versus 1980 across the U.S. The median year built has moved up from 1982 in 2006–10, a sign of steady new building. Newer construction is concentrated in the east, while the west has the oldest housing.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Cornelius

Rent, per month
PeriodCorneliusPortland areaOregonU.S.
2006–10$916$961$870$965
2010–14$969$1,105$982$1,040
2015–19$1,208$1,374$1,183$1,213
2020–24$1,693$1,794$1,601$1,571
Change+$777+$833+$731+$606
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Rent in Cornelius runs $1,693 a month at the median, utilities included, above the U.S. median of $1,571. Still, rents here are lower than in the Portland area as a whole ($1,794). Rent has climbed $777 a month since 2006–10, up 85%, faster than rents rose nationally. Rent takes 31.0% of the typical renter's income, just over the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Cornelius

Bachelor's degrees in Cornelius

Bachelor's degrees, % of adults 25+
PeriodCorneliusPortland areaOregonU.S.
2006–1015.0%33.3%29.0%28.4%
2010–1413.3%34.5%30.2%29.6%
2015–1916.3%39.2%33.5%32.1%
2020–2421.7%42.6%36.4%35.6%
Change+6.7 pts+9.3 pts+7.3 pts+7.2 pts
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College degrees are relatively uncommon in Cornelius: 21.7% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%. The share with a degree has risen 6.7 points since 2006–10, in line with the national trend. College graduates are most concentrated in the southeast and least in the northwest.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Cornelius

High school graduates, % of adults 25+
PeriodCorneliusPortland areaOregonU.S.
2006–1073.0%90.0%88.5%84.9%
2010–1473.6%90.6%89.4%86.1%
2015–1976.5%91.9%90.5%87.7%
2020–2479.8%93.2%91.5%89.3%
Change+6.8 pts+3.2 pts+3.0 pts+4.3 pts
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About one in five adults in Cornelius never finished high school, well above the national share: only 79.8% have a diploma or equivalent, against 89.3% nationally. The share with a diploma has risen 6.8 points since 2006–10, as it has nationally. Of the 115 Oregon cities with 5,000+ people, only six have a lower share of high school graduates.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Cornelius

Unemployment, % of the labor force
PeriodCorneliusPortland areaOregonU.S.
2006–1011.0%8.6%8.8%8.1%
2010–1416.4%9.6%10.6%9.4%
2015–193.2%4.7%5.6%5.6%
2020–244.7%4.6%5.3%5.4%
Change−6.3 pts−4.0 pts−3.5 pts−2.7 pts
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At 4.7%, unemployment in Cornelius is close to the national rate of 5.4%. Unemployment has fallen 6.3 points since 2006–10, as it has nationally. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Cornelius compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Cornelius2.8538.812.4%24.1%3.2%1986$1,69321.7%79.8%4.7%
Mountaindale2.9035.69.5%2.2%2.0%1998$1,65932.2%89.6%1.4%
Forest Grove3.0835.912.1%33.7%4.0%1984$1,43731.9%89.4%4.4%
Schefflin2.7147.24.7%22.4%6.4%1972$1,51834.5%95.9%0.4%
Hillsboro2.6037.210.5%47.6%4.6%1992$2,01241.9%90.6%4.7%
Laurelwood2.4945.53.8%12.2%10.2%1969$1,96241.4%94.8%3.5%
Greenville2.7646.94.8%24.4%7.3%1967$1,39432.8%96.1%0.0%
Cove Orchard3.2339.04.7%7.0%4.1%1977$1,47141.8%92.8%1.6%
Gaston2.5048.73.8%11.5%8.1%1969$1,59933.9%94.4%3.0%
North Plains2.6241.84.6%16.3%2.3%1997$1,59648.0%96.0%4.9%
Glenwood2.8448.12.6%11.5%3.2%1985$2,12227.7%89.4%3.2%

All figures 2020–24.

Cities with similar populations: Ashland City, TN · Wells Branch, TX · Belchertown, MA · Weatherford, OK · Bedford, MA · Seven Corners, VA · Bolivar, MO · Bull Mountain, OR · Forsyth, GA · Boonsboro, MD

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Cornelius. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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