Macomb, IL Demographics

Population 16,636 · Census ACS 2020–24

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

Household size in Macomb

Household size, people per household
PeriodMacombIllinoisU.S.
2006–101.992.692.68
2010–142.042.712.73
2015–192.302.662.71
2020–241.992.582.65
Change+0.00−0.11−0.03
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Households in Macomb are small: just 1.99 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. Of the 388 Illinois cities with 5,000+ people, only two have smaller 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 Macomb

Median age, years
PeriodMacombIllinoisU.S.
2006–1034.637.637.7
2010–1434.438.538.6
2015–1933.639.639.6
2020–2435.440.240.1
Change+0.8+2.6+2.3
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With a median age of just 35.4, Macomb is far younger than the country as a whole (40.1), a population that tilts toward young adults, many of them living alone or as couples. The median age has crept up from 34.6 in 2006–10, mirroring the country. Of the 388 Illinois cities with 5,000+ people, only 23 are younger.

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 Macomb

Single-parent households, % of households
PeriodMacombIllinoisU.S.
2006–1015.5%11.7%12.3%
2010–1411.9%11.7%12.3%
2015–198.1%11.1%11.6%
2020–247.6%11.3%11.6%
Change−7.9 pts−0.4 pts−0.6 pts
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Single parents head only 7.6% of households in Macomb, well below the national share of 11.6%. Since 2006–10, the single-parent share has fallen 7.9 points, a much bigger shift than nationally.

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 Macomb

Renters in Macomb

Renters, % of occupied homes
PeriodMacombIllinoisU.S.
2006–1050.4%30.8%33.3%
2010–1448.6%33.1%35.6%
2015–1943.9%33.9%36.0%
2020–2446.8%32.9%34.8%
Change−3.6 pts+2.1 pts+1.5 pts
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Renting is far more common in Macomb than nationally: 46.8% of households rent their homes, against 34.8%. Among owners, 46.4% have paid off their mortgages, above the national share of 39.8%. Since 2006–10, the renter share has fallen 3.6 points, even as the national share rose. Of the 388 Illinois cities with 5,000+ people, only 14 have a higher 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 Macomb

Vacant homes, % of all homes
PeriodMacombIllinoisU.S.
2006–1015.4%10.0%11.4%
2010–1415.5%10.1%11.4%
2015–1930.2%9.8%11.1%
2020–2417.7%8.1%9.6%
Change+2.3 pts−1.9 pts−1.8 pts
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Vacancy is high in Macomb: 17.7% of homes are empty, 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. Since 2006–10, vacancy has risen 2.3 points, even as the national rate fell.

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 Macomb

Age of homes, median year built
PeriodMacombIllinoisU.S.
2006–10196419661974
2010–14196519671975
2015–19196819681977
2020–24196619701980
Change+2+4+6
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The housing in Macomb is old by national standards: the median home dates to 1966, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. That is in line with the rest of Illinois. Newer construction is concentrated in the southwest, while the east 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 Macomb

Rent, per month
PeriodMacombIllinoisU.S.
2006–10$684$953$965
2010–14$758$1,028$1,040
2015–19$743$1,165$1,213
2020–24$749$1,428$1,571
Change+$65+$475+$606
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Rent in Macomb runs $749 a month at the median, utilities included, well below the U.S. median of $1,571. Rents are up $65 a month from 2006–10, a 10% rise, a slower climb than the nation's. The typical renter here spends 30.5% of household income on rent, just over the 30% mark often used to define affordable rent. The priciest rents are in the northeast; the most affordable are in the center.

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 Macomb

Bachelor's degrees in Macomb

Bachelor's degrees, % of adults 25+
PeriodMacombIllinoisU.S.
2006–1041.3%31.2%28.4%
2010–1441.6%32.4%29.6%
2015–1942.3%34.7%32.1%
2020–2436.1%37.7%35.6%
Change−5.3 pts+6.5 pts+7.2 pts
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More than a third of adults 25 and older in Macomb (36.1%) hold at least a bachelor's degree, close to the national share of 35.6%. The share with a degree has fallen 5.3 points since 2006–10, even as the national share rose. College graduates are most concentrated in the southwest and least in the east.

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 Macomb

High school graduates, % of adults 25+
PeriodMacombIllinoisU.S.
2006–1093.1%86.3%84.9%
2010–1493.7%87.5%86.1%
2015–1994.3%89.1%87.7%
2020–2495.4%90.3%89.3%
Change+2.3 pts+4.0 pts+4.3 pts
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High school completion is high in Macomb: 95.4% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is up 2.3 points from 2006–10, mirroring the country.

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 Macomb

Unemployment, % of the labor force
PeriodMacombIllinoisU.S.
2006–109.0%8.7%8.1%
2010–1410.3%10.2%9.4%
2015–198.6%6.1%5.6%
2020–249.3%6.0%5.4%
Change+0.3 pts−2.7 pts−2.7 pts
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Finding work has been harder in Macomb: 9.3% of the labor force was out of work and looking, well above the national rate of 5.4%. Only 25 of the 388 Illinois cities with 5,000+ people have higher unemployment. 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).

Macomb compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Macomb1.9935.47.6%46.8%17.7%1966$74936.1%95.4%9.3%
Colchester2.3141.29.6%17.9%11.1%1972$67728.9%93.7%4.1%
Bardolph2.0653.07.9%9.4%16.6%1954$54734.9%94.4%4.7%
Good Hope2.1946.17.2%15.6%4.2%1967$76421.4%96.3%4.2%
Sciota2.6336.14.6%14.2%8.3%1969$81042.9%94.8%0.3%
Fandon2.1727.06.1%23.3%5.3%1988$11731.8%90.5%0.2%
Tennessee2.5840.96.8%21.8%12.4%1984$76924.2%92.7%6.2%
Walnut Grove2.1745.87.7%17.1%2.8%1968$78818.4%96.5%4.4%
Industry2.2641.612.9%9.8%12.9%1964$79729.9%95.5%1.7%
Adair2.2735.426.2%28.3%18.4%1951$59930.7%97.6%5.9%
Bushnell2.1650.211.0%27.1%13.4%1946$70914.7%91.5%5.5%

All figures 2020–24.

Cities with similar populations: Eloy, AZ · Dumont, NJ · Dunellen, NJ · East Aurora, NY · East Highland Park, VA · East Longmeadow, MA · Easthampton, MA · Eastlake, OH · Eatonton, GA · Effingham, IL

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 Macomb. 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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