Illiana Heights, IL Demographics

Population 45 · Census ACS 2020–24

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Illiana Heights, IL map of median age by neighborhood
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Population and households in Illiana Heights

Household size in Illiana Heights

Household size, people per household
PeriodIlliana HeightsIllinoisU.S.
2006–102.262.692.68
2010–142.152.712.73
2015–192.632.662.71
2020–241.932.582.65
Change−0.33−0.11−0.03
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Illiana Heights is a place of small households, averaging 1.93 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Since 2006–10, household size has dropped from 2.26, 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 Illiana Heights

Median age, years
PeriodIlliana HeightsIllinoisU.S.
2006–1041.637.637.7
2010–1450.838.538.6
2015–1941.339.639.6
2020–2440.540.240.1
Change−1.1+2.6+2.3
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At 40.5, the median age in Illiana Heights is close to the national median of 40.1, so its age mix looks much like the country's.

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 Illiana Heights

Single-parent households, % of households
PeriodIlliana HeightsIllinoisU.S.
2006–107.4%11.7%12.3%
2010–1416.6%11.7%12.3%
2015–192.0%11.1%11.6%
2020–2413.3%11.3%11.6%
Change+5.9 pts−0.4 pts−0.6 pts
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Single-parent households are a bit more common in Illiana Heights than nationally: 13.3%, against 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 Illiana Heights

Renters in Illiana Heights

Renters, % of occupied homes
PeriodIlliana HeightsIllinoisU.S.
2006–108.7%30.8%33.3%
2010–1413.1%33.1%35.6%
2015–1930.3%33.9%36.0%
2020–2416.2%32.9%34.8%
Change+7.5 pts+2.1 pts+1.5 pts
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Only 16.2% of households in Illiana Heights rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 66.5% have no mortgage at all, well above 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 Illiana Heights

Vacant homes, % of all homes
PeriodIlliana HeightsIllinoisU.S.
2006–1022.4%10.0%11.4%
2010–1422.0%10.1%11.4%
2015–1923.6%9.8%11.1%
2020–2415.4%8.1%9.6%
Change−7.0 pts−1.9 pts−1.8 pts
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Vacant homes make up 15.4% of the housing in Illiana Heights, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

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 Illiana Heights

Age of homes, median year built
PeriodIlliana HeightsIllinoisU.S.
2006–10195619661974
2010–14195619671975
2015–19195319681977
2020–24196219701980
Change+6+4+6
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The housing in Illiana Heights is old by national standards: the median home dates to 1962, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates.

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 Illiana Heights

Rent, per month
PeriodIlliana HeightsIllinoisU.S.
2006–10$743$953$965
2010–14$1,125$1,028$1,040
2015–19$1,068$1,165$1,213
2020–24$1,020$1,428$1,571
Change+$277+$475+$606
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The median renter in Illiana Heights pays $1,020 a month for rent and utilities, well below the national median of $1,571. Rent takes 19.0% of the typical renter's income, comfortably under 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 Illiana Heights

Bachelor's degrees in Illiana Heights

Bachelor's degrees, % of adults 25+
PeriodIlliana HeightsIllinoisU.S.
2006–105.1%31.2%28.4%
2010–1411.0%32.4%29.6%
2015–1912.9%34.7%32.1%
2020–246.1%37.7%35.6%
Change+1.0 pts+6.5 pts+7.2 pts
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Fewer adults in Illiana Heights have a four-year degree than in the country as a whole: 6.1%, against 35.6% nationally.

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 Illiana Heights

High school graduates, % of adults 25+
PeriodIlliana HeightsIllinoisU.S.
2006–1074.7%86.3%84.9%
2010–1488.3%87.5%86.1%
2015–1984.0%89.1%87.7%
2020–2492.3%90.3%89.3%
Change+17.6 pts+4.0 pts+4.3 pts
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About nine in ten adults in Illiana Heights have finished high school (92.3%), a bit 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 Illiana Heights

Unemployment, % of the labor force
PeriodIlliana HeightsIllinoisU.S.
2006–105.6%8.7%8.1%
2010–146.8%10.2%9.4%
2015–193.5%6.1%5.6%
2020–242.4%6.0%5.4%
Change−3.2 pts−2.7 pts−2.7 pts
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The job market in Illiana Heights has been strong: just 2.4% of the labor force was out of work and looking, well below the national rate of 5.4%. 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).

Illiana Heights compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Illiana Heights1.9340.513.3%16.2%15.4%1962$1,0206.1%92.3%2.4%
Momence2.4250.919.2%17.0%2.2%1968$9478.9%86.2%0.0%
Shadow Lawn2.1441.612.3%14.9%22.0%1967$9899.8%93.0%9.2%
Schneider3.0146.35.2%16.0%6.9%1977$1,3989.8%94.1%4.8%
Sherburnville3.4437.312.0%2.5%3.5%1979$74125.4%86.3%8.1%
Momence2.4936.910.1%26.4%12.1%1960$91613.0%90.1%7.3%
Lake Village2.2750.814.4%21.7%2.3%1966$94412.7%90.5%1.8%
Sumava Resorts2.1053.27.5%19.0%4.7%1958$1,11812.5%89.8%5.3%
Grant Park2.8337.813.6%19.9%4.0%1974$1,07216.9%93.9%6.8%
Pembroke Township2.6938.89.5%30.6%21.7%1977$93615.0%88.5%10.6%
Hopkins Park2.3746.09.9%37.7%29.5%1978$92518.1%84.0%8.6%

All figures 2020–24.

Cities with similar populations: Rising Sun, IL · Mooresville, OH · Moravia, OK · Moree, KY · Reilly, IL · Rendville, OH · Republican, NC · Retreat, GA · Ribbon, KY · Ricks Place, GA

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 Illiana Heights. 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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