Green Oaks, IL Demographics

Population 5,449 · Census ACS 2020–24

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Green Oaks, IL map of median age by neighborhood
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Population and households in Green Oaks

Household size in Green Oaks

Household size, people per household
PeriodGreen OaksChicago areaIllinoisU.S.
2006–103.072.792.692.68
2010–143.072.822.712.73
2015–192.992.752.662.71
2020–242.992.662.582.65
Change−0.07−0.12−0.11−0.03
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Households in Green Oaks are large by national standards, averaging 2.99 people against 2.65 for the U.S. That usually means more families with children at home. Since 2006–10, household size has edged down from 3.07, as it has nationally. Of the 388 Illinois cities with 5,000+ people, only 38 have larger households.

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 Green Oaks

Median age, years
PeriodGreen OaksChicago areaIllinoisU.S.
2006–1042.736.837.637.7
2010–1444.137.838.538.6
2015–1946.238.939.639.6
2020–2441.139.740.240.1
Change−1.5+3.0+2.6+2.3
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Half of the people in Green Oaks are younger than 41.1 and half are older, close to the national median of 40.1. The median age has dropped from 42.7 in 2006–10, even as the national median rose. The youngest areas are in the northwest, the oldest in the southeast.

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 Green Oaks

Single-parent households, % of households
PeriodGreen OaksChicago areaIllinoisU.S.
2006–103.4%12.0%11.7%12.3%
2010–144.3%12.0%11.7%12.3%
2015–192.5%11.2%11.1%11.6%
2020–244.2%11.5%11.3%11.6%
Change+0.8 pts−0.5 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Green Oaks: 4.2% of households, against 11.6% nationally. Since 2006–10, the single-parent share has edged up 0.8 points, even as the national share fell. Of the 388 Illinois cities with 5,000+ people, only 12 have a lower share of single-parent households.

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 Green Oaks

Renters in Green Oaks

Renters, % of occupied homes
PeriodGreen OaksChicago areaIllinoisU.S.
2006–108.9%32.1%30.8%33.3%
2010–149.8%34.8%33.1%35.6%
2015–1912.1%35.5%33.9%36.0%
2020–2413.1%34.5%32.9%34.8%
Change+4.2 pts+2.3 pts+2.1 pts+1.5 pts
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Only 13.1% of households in Green Oaks rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Nearly four in ten owners (37.7%) have paid off their mortgages, about the same as nationally. Renting is most common in the southeast and least common in the center. Since 2006–10, the renter share has risen 4.2 points, as it has nationally.

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 Green Oaks

Vacant homes, % of all homes
PeriodGreen OaksChicago areaIllinoisU.S.
2006–107.5%9.8%10.0%11.4%
2010–145.5%9.8%10.1%11.4%
2015–195.5%8.9%9.8%11.1%
2020–245.1%7.2%8.1%9.6%
Change−2.3 pts−2.6 pts−1.9 pts−1.8 pts
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Empty homes are scarce in Green Oaks: just 5.1% sit vacant, compared with 9.6% nationally, a sign of a tight housing market. Vacancy is down 2.3 points from 2006–10, mirroring the country.

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 Green Oaks

Age of homes, median year built
PeriodGreen OaksChicago areaIllinoisU.S.
2006–101988196619661974
2010–141988196719671975
2015–191989196719681977
2020–241989197019701980
Change+0+4+4+6
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Green Oaks has newer housing than the country as a whole: the median home was built in 1989, versus 1980 nationally. The newest homes are mostly in the south, the oldest in the center. Green Oaks has newer homes than the great majority of Illinois cities.

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 Green Oaks

Rent, per month
PeriodGreen OaksChicago areaIllinoisU.S.
2006–10$1,212$1,060$953$965
2010–14$1,588$1,142$1,028$1,040
2015–19$1,829$1,306$1,165$1,213
2020–24$1,928$1,602$1,428$1,571
Change+$716+$542+$475+$606
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Rent in Green Oaks runs $1,928 a month at the median, utilities included, well above the U.S. median of $1,571. Rent has climbed $716 a month since 2006–10, up 59%, a slower climb than the nation's. Rent takes 29.8% of the typical renter's income, just under the 30% mark often used to define affordable rent. The priciest rents are in the south; the most affordable are in the northwest.

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 Green Oaks

Bachelor's degrees in Green Oaks

Bachelor's degrees, % of adults 25+
PeriodGreen OaksChicago areaIllinoisU.S.
2006–1067.4%33.9%31.2%28.4%
2010–1470.6%35.2%32.4%29.6%
2015–1967.7%37.9%34.7%32.1%
2020–2470.6%40.9%37.7%35.6%
Change+3.2 pts+7.0 pts+6.5 pts+7.2 pts
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Green Oaks is highly educated: about seven in ten adults 25 and older (70.6%) hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree has risen 3.2 points since 2006–10, in line with the national trend. Of the 388 Illinois cities with 5,000+ people, only 19 have a higher share of college graduates.

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 Green Oaks

High school graduates, % of adults 25+
PeriodGreen OaksChicago areaIllinoisU.S.
2006–1096.4%85.6%86.3%84.9%
2010–1496.1%86.7%87.5%86.1%
2015–1997.7%88.4%89.1%87.7%
2020–2496.5%89.5%90.3%89.3%
Change+0.1 pts+3.9 pts+4.0 pts+4.3 pts
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High school completion is high in Green Oaks: 96.5% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. Green Oaks has a higher share of high school graduates than at least four in five Illinois cities.

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 Green Oaks

Unemployment, % of the labor force
PeriodGreen OaksChicago areaIllinoisU.S.
2006–104.8%9.1%8.7%8.1%
2010–146.5%10.8%10.2%9.4%
2015–195.4%6.3%6.1%5.6%
2020–245.0%6.3%6.0%5.4%
Change+0.2 pts−2.8 pts−2.7 pts−2.7 pts
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Unemployment in Green Oaks is close to the national rate: 5.0% of the labor force, against 5.4%. The rate is lower than in the Chicago area as a whole (6.3%). Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current 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).

Green Oaks compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Green Oaks2.9941.14.2%13.1%5.1%1989$1,92870.6%96.5%5.0%
Libertyville2.6743.55.2%19.2%5.0%1972$1,71170.8%97.5%2.9%
Lake Bluff2.5842.85.0%28.6%8.7%1977$1,93967.9%96.1%3.4%
Mettawa2.4448.33.0%19.6%11.7%1993$3,24767.7%98.1%2.6%
Great Lakes2.6921.412.0%99.6%12.8%1974$1,80513.6%99.8%1.3%
North Chicago3.0031.523.1%55.4%11.6%1965$1,09012.2%71.5%10.5%
Park City3.2731.822.4%34.9%3.2%1990$1,38121.6%69.9%6.9%
Gages Lake2.6042.17.8%19.2%5.7%1980$2,05642.4%96.8%9.2%
Lake Forest2.7246.65.0%11.3%8.3%1976$1,99779.9%97.7%1.9%
Vernon Hills2.6042.36.4%30.1%4.2%1990$1,87569.3%96.9%3.1%
Gurnee2.6341.47.3%22.1%3.1%1989$1,72755.5%95.2%5.3%

All figures 2020–24.

Cities with similar populations: Winnebago, IL · New Carlisle, IN · New Concord, OH · Murfreesboro, NC · Munroe Falls, OH · Munford, AL · Muleshoe, TX · Mount Sterling, OH · Mount Olive, AL · Mount Morris, NY

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 Green Oaks. 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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