Demographics of Macomb city, Illinois

Macomb city, Illinois had 14,530 people on July 1, 2025, by the Census Bureau’s estimate: −831 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Macomb city, in four figures

14,530
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 14,894 ±25.; −5.4%
Change since July 2020: −831 people.; 27.6 ±0.8
Median age: ACS 2020–⁠2024.; $44,411 ±$4,595
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Macomb city, Illinois's population shrank 5.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Macomb city, Illinois's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

Macomb city, Illinois's population shrank 5.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Macomb city, Illinois's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	15,361	100.0	100.0
2021	15,446	100.6	100.2
2022	15,090	98.2	100.7
2023	15,146	98.6	101.6
2024	14,634	95.3	102.5
2025	14,530	94.6	103.1

Population of Macomb city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	15,361	—
2021	15,446	+85
2022	15,090	−356
2023	15,146	+56
2024	14,634	−512
2025	14,530	−104

Age, 2020–2024

The median age is 27.6 ±0.8: for men 27.9 ±1.8 and for women 27.1 ±2.5. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Macomb city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	465 ±156	3.1% ±1.0	5.4% ±<0.1	5.6% ±<0.1
5 to 17	1,736 ±218	11.7% ±1.5	16.4% ±0.1	16.3% ±<0.1
18 to 24	4,593 ±448	30.8% ±3.0	9.1% ±<0.1	9.1% ±<0.1
25 to 44	3,500 ±312	23.5% ±2.1	26.9% ±0.1	26.9% ±<0.1
45 to 64	2,237 ±264	15.0% ±1.8	25.2% ±0.1	24.8% ±<0.1
65 and over	2,363 ±296	15.9% ±2.0	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $44,411 ±$4,595, and income per person $28,907 ±$3,176, in 2024 dollars. The median is $83,390 ±$362 in Illinois and $80,734 ±$166 in the United States.

Households by income

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Households in Macomb city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	2,037 ±376	31.4% ±5.6	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,607 ±310	24.8% ±4.7	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,095 ±236	16.9% ±3.6	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	509 ±114	7.8% ±1.7	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	713 ±169	11.0% ±2.6	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	246 ±99	3.8% ±1.5	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	280 ±133	4.3% ±2.0	13.8% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Macomb city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	3,118 ±471	25.1% ±3.8	11.8% ±0.1	12.5% ±0.1
Under 18	460 ±159	21.2% ±6.6	15.1% ±0.2	16.1% ±0.1
18 to 59	2,364 ±358	31.6% ±4.2	11.0% ±0.1	11.6% ±0.1
60 and over	294 ±101	10.6% ±3.4	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Macomb city, ACS 2020–2024
Measure	Macomb city	Illinois	United States
Housing units	7,464 ±210	5,457,452 ±471	143,775,355 ±10,234
Occupied	86.9% ±3.0	92.3% ±0.1	89.9% ±0.1
Vacant	13.1% ±3.5	7.7% ±0.1	10.1% ±0.1
Owner occupied	49.4% ±3.6	67.1% ±0.3	65.2% ±0.3
Renter occupied	50.6% ±4.2	32.9% ±0.2	34.8% ±0.1
Median home value	$103,300 ±$13,988	$263,300 ±$797	$332,700 ±$236
Median gross rent	$765 ±$44	$1,274 ±$5	$1,413 ±$2
Median year built	1967 ±3	1971 ±2	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Macomb city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	768 ±85	5.2% ±0.6	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	11,705 ±268	78.6% ±1.8	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	1,409 ±142	9.5% ±1.0	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	409 ±167	2.7% ±1.1	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 13	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 54	0% to 0.4%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 123	0% to 0.8%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	526 ±210	3.5% ±1.4	3.4% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Macomb city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	10,450 ±466	70.2% ±3.1	66.5% ±0.1	57.3% ±<0.1
Born in another state	3,728 ±481	25.0% ±3.2	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	22 to 302	0.1% to 2.0%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	554 ±178	3.7% ±1.2	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	65 to 217	0.4% to 1.5%	7.7% ±0.1	7.4% ±<0.1
Not citizens	413 ±162	2.8% ±1.1	7.0% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Macomb city among the places of Illinois

164th of 337 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Illinois page.

Places of Illinois near Macomb city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Prospect Heights city	15,618 ±32
Norridge village	15,439 ±500
Bradley village	15,325 ±72
Dixon city	14,910 ±413
Morris city	14,898 ±468
Macomb city	14,894 ±25
Antioch village	14,859 ±41
Warrenville city	14,718 ±173
Sterling city	14,717 ±370
Swansea village	14,710 ±530
Chatham village	14,639 ±489

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026