Sleepy Hollow, IL Demographics

Population 3,196 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Sleepy Hollow, IL map of median age by neighborhood
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Population and households in Sleepy Hollow

Household size in Sleepy Hollow

Household size, people per household
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–102.862.792.692.68
2010–142.882.822.712.73
2015–192.752.752.662.71
2020–242.392.662.582.65
Change−0.47−0.12−0.11−0.03
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Households in Sleepy Hollow are small: just 2.39 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Since 2006–10, household size has dropped from 2.86, but in a place this small, much of that may be survey noise rather than real change.

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 Sleepy Hollow

Median age, years
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–1041.636.837.637.7
2010–1442.137.838.538.6
2015–1946.438.939.639.6
2020–2447.039.740.240.1
Change+5.4+3.0+2.6+2.3
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With a median age of 47.0, Sleepy Hollow is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 Sleepy Hollow

Single-parent households, % of households
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–105.5%12.0%11.7%12.3%
2010–146.4%12.0%11.7%12.3%
2015–197.4%11.2%11.1%11.6%
2020–245.1%11.5%11.3%11.6%
Change−0.3 pts−0.5 pts−0.4 pts−0.6 pts
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Single parents head only 5.1% of households in Sleepy Hollow, well below the national share of 11.6%.

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 Sleepy Hollow

Renters in Sleepy Hollow

Renters, % of occupied homes
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–109.2%32.1%30.8%33.3%
2010–1416.1%34.8%33.1%35.6%
2015–1918.3%35.5%33.9%36.0%
2020–2426.2%34.5%32.9%34.8%
Change+17.0 pts+2.3 pts+2.1 pts+1.5 pts
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Just over a quarter of households in Sleepy Hollow rent their homes (26.2%), below the national share of 34.8%; the rest own. Just over a third of owners (35.0%) have paid off their mortgages, below the national share of 39.8%.

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 Sleepy Hollow

Vacant homes, % of all homes
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–102.7%9.8%10.0%11.4%
2010–144.2%9.8%10.1%11.4%
2015–192.6%8.9%9.8%11.1%
2020–240.8%7.2%8.1%9.6%
Change−1.9 pts−2.6 pts−1.9 pts−1.8 pts
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Empty homes are scarce in Sleepy Hollow: just 0.8% sit vacant, compared with 9.6% nationally, a sign of a tight housing market.

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 Sleepy Hollow

Age of homes, median year built
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–101983196619661974
2010–141981196719671975
2015–191983196719681977
2020–241985197019701980
Change+2+4+4+6
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Homes in Sleepy Hollow are a bit newer than the national norm: the median home was built in 1985, versus 1980 across the U.S.

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 Sleepy Hollow

Rent, per month
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–10$1,146$1,060$953$965
2010–14$1,167$1,142$1,028$1,040
2015–19$1,909$1,306$1,165$1,213
2020–24$1,581$1,602$1,428$1,571
Change+$435+$542+$475+$606
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Rent in Sleepy Hollow runs $1,581 a month at the median, utilities included, close to the U.S. median of $1,571. Rent takes 32.8% 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 Sleepy Hollow

Bachelor's degrees in Sleepy Hollow

Bachelor's degrees, % of adults 25+
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–1043.2%33.9%31.2%28.4%
2010–1441.2%35.2%32.4%29.6%
2015–1943.3%37.9%34.7%32.1%
2020–2448.2%40.9%37.7%35.6%
Change+4.9 pts+7.0 pts+6.5 pts+7.2 pts
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College graduates are unusually common in Sleepy Hollow: 48.2% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby.

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 Sleepy Hollow

High school graduates, % of adults 25+
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–1098.4%85.6%86.3%84.9%
2010–1493.9%86.7%87.5%86.1%
2015–1995.6%88.4%89.1%87.7%
2020–2494.9%89.5%90.3%89.3%
Change−3.4 pts+3.9 pts+4.0 pts+4.3 pts
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High school completion is high in Sleepy Hollow: 94.9% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

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 Sleepy Hollow

Unemployment, % of the labor force
PeriodSleepy HollowChicago areaIllinoisU.S.
2006–106.9%9.1%8.7%8.1%
2010–147.9%10.8%10.2%9.4%
2015–194.3%6.3%6.1%5.6%
2020–245.1%6.3%6.0%5.4%
Change−1.8 pts−2.8 pts−2.7 pts−2.7 pts
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At 5.1%, unemployment in Sleepy Hollow is close to the national rate of 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).

Sleepy Hollow compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Sleepy Hollow2.3947.05.1%26.2%0.8%1985$1,58148.2%94.9%5.1%
West Dundee2.5238.67.6%41.0%3.9%1982$1,72553.0%95.3%2.9%
Dundee2.6240.88.5%20.0%3.1%1994$1,82145.9%96.0%3.6%
East Dundee2.0853.75.8%30.6%2.9%1986$1,41636.7%94.6%1.5%
Gilberts2.9541.92.5%6.6%6.5%2003$1,72952.2%95.3%4.3%
Carpentersville3.3933.815.2%28.2%3.9%1976$1,53323.1%77.8%5.8%
Elgin2.9138.513.7%27.0%4.0%1975$1,57128.4%82.6%5.7%
Algonquin2.8142.06.6%11.4%5.2%1990$1,80843.0%95.6%4.3%
Starks2.4848.25.2%9.8%4.8%2007$1,71344.1%96.7%3.1%
Pingree Grove3.3037.26.7%2.4%2.1%2008$1,72841.7%94.3%2.1%
Barrington Hills2.8242.210.5%18.2%5.9%1984$2,46357.3%95.6%2.6%

All figures 2020–24.

Cities with similar populations: Meriden, KS · Westwood, CA · Wesleyville, PA · Union City, OH · Tolar, TX · Teutopolis, IL · Stover, MO · St. Paul, NE · Springville, CA · Springfield, NE

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 Sleepy Hollow. 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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