Lake Barrington, IL Demographics

Population 5,098 · Census ACS 2020–24

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

Household size in Lake Barrington

Household size, people per household
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–102.542.792.692.68
2010–142.432.822.712.73
2015–192.422.752.662.71
2020–242.462.662.582.65
Change−0.08−0.12−0.11−0.03
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Households in Lake Barrington run small, averaging 2.46 people against 2.65 nationally, which usually means more singles and couples and fewer children. Household size has edged down from 2.54 in 2006–10, mirroring the country. Households are largest in the west and smallest in the east.

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 Lake Barrington

Median age, years
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–1049.736.837.637.7
2010–1453.137.838.538.6
2015–1953.838.939.639.6
2020–2452.839.740.240.1
Change+3.1+3.0+2.6+2.3
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Lake Barrington skews older: half of its residents are older than 52.8, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. The median age has climbed from 49.7 in 2006–10, as it has nationally. Only three of the 388 Illinois cities with 5,000+ people are older.

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 Lake Barrington

Single-parent households, % of households
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–103.1%12.0%11.7%12.3%
2010–143.5%12.0%11.7%12.3%
2015–194.9%11.2%11.1%11.6%
2020–246.0%11.5%11.3%11.6%
Change+2.9 pts−0.5 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Lake Barrington: 6.0% of households, against 11.6% nationally. The single-parent share is up 2.9 points from 2006–10, even as the national share fell. Lake Barrington has a lower share of single-parent households than the great majority of Illinois cities.

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 Lake Barrington

Renters in Lake Barrington

Renters, % of occupied homes
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–107.6%32.1%30.8%33.3%
2010–1412.6%34.8%33.1%35.6%
2015–197.3%35.5%33.9%36.0%
2020–247.5%34.5%32.9%34.8%
Change−0.1 pts+2.3 pts+2.1 pts+1.5 pts
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Lake Barrington is overwhelmingly a place of homeowners: only 7.5% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. About four in ten owners (39.3%) have paid off their mortgages, about the same as nationally. Only 18 of the 388 Illinois cities with 5,000+ people have a lower share of renters.

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 Lake Barrington

Vacant homes, % of all homes
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–107.8%9.8%10.0%11.4%
2010–144.0%9.8%10.1%11.4%
2015–196.7%8.9%9.8%11.1%
2020–245.5%7.2%8.1%9.6%
Change−2.3 pts−2.6 pts−1.9 pts−1.8 pts
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Only 5.5% of homes in Lake Barrington are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 2.3 points, as it has nationally.

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 Lake Barrington

Age of homes, median year built
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–101981196619661974
2010–141982196719671975
2015–191982196719681977
2020–241983197019701980
Change+1+4+4+6
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The typical home in Lake Barrington was built around 1983, about the same vintage as the country's housing overall (1980). Homes here are newer than in the Chicago area overall, where the median home dates to 1970.

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 Lake Barrington

Rent, per month
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–10$1,169$1,060$953$965
2010–14$1,459$1,142$1,028$1,040
2015–19$1,517$1,306$1,165$1,213
2020–24$1,951$1,602$1,428$1,571
Change+$782+$542+$475+$606
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A typical rental in Lake Barrington costs $1,951 a month with utilities, well above the national median of $1,571. Rents are up $782 a month from 2006–10, a 67% jump, faster than rents rose nationally. Rent takes 33.1% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Rents run highest in the southwest and lowest in the east.

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 Lake Barrington

Bachelor's degrees in Lake Barrington

Bachelor's degrees, % of adults 25+
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–1060.5%33.9%31.2%28.4%
2010–1460.9%35.2%32.4%29.6%
2015–1964.1%37.9%34.7%32.1%
2020–2466.4%40.9%37.7%35.6%
Change+6.0 pts+7.0 pts+6.5 pts+7.2 pts
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College graduates are unusually common in Lake Barrington: 66.4% 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. Since 2006–10, the share with a degree has risen 6.0 points, as it has nationally. Of the 388 Illinois cities with 5,000+ people, only 32 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 Lake Barrington

High school graduates, % of adults 25+
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–1098.3%85.6%86.3%84.9%
2010–1498.7%86.7%87.5%86.1%
2015–1998.4%88.4%89.1%87.7%
2020–2497.8%89.5%90.3%89.3%
Change−0.5 pts+3.9 pts+4.0 pts+4.3 pts
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Finishing high school is nearly universal in Lake Barrington: 97.8% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is down 0.5 points from 2006–10, even as the national rate rose. Only 23 of the 388 Illinois cities with 5,000+ people have a higher 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 Lake Barrington

Unemployment, % of the labor force
PeriodLake BarringtonChicago areaIllinoisU.S.
2006–105.8%9.1%8.7%8.1%
2010–145.4%10.8%10.2%9.4%
2015–194.1%6.3%6.1%5.6%
2020–244.6%6.3%6.0%5.4%
Change−1.3 pts−2.8 pts−2.7 pts−2.7 pts
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Unemployment in Lake Barrington runs below the national rate: 4.6% of the labor force was out of work and looking, against 5.4% nationally. Unemployment is down 1.3 points from 2006–10, as it has nationally. 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).

Lake Barrington compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Lake Barrington2.4652.86.0%7.5%5.5%1983$1,95166.4%97.8%4.6%
Tower Lakes2.7048.64.3%2.4%2.1%1972$1,70176.0%100.0%6.6%
North Barrington2.8546.43.6%4.6%2.5%1976$2,36573.4%98.5%3.8%
Port Barrington2.5842.65.0%10.4%7.7%1990$1,58041.5%98.1%3.4%
Fox River Grove2.6545.99.9%11.8%10.1%1969$2,16344.9%95.8%6.8%
Cary2.8140.79.0%12.3%4.4%1982$1,67246.9%97.4%4.1%
Barrington2.6645.79.3%20.3%5.2%1975$2,13868.5%96.3%2.8%
Lake Zurich2.7540.66.9%19.4%4.3%1985$2,02461.3%96.2%3.6%
Wauconda2.7839.87.8%20.5%5.4%1987$1,57139.2%91.0%4.4%
Trout Valley2.2244.23.3%15.3%8.8%1967$1,35541.9%93.2%4.1%
Island Lake2.6941.510.4%16.7%4.6%1986$1,78429.8%91.1%6.7%

All figures 2020–24.

Cities with similar populations: Homeacre-Lyndora, PA · Summertown, TN · Homosassa, FL · Sunderland, MD · Sunman, IN · Homestead Meadows North, TX · Homerville, GA · Homer, NY · Homer City, PA · Homedale, ID

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 Lake Barrington. 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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