Demographics of Kewanee city, Illinois

Kewanee city, Illinois had 12,115 people on July 1, 2025, by the Census Bureau’s estimate: −349 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Kewanee city, in four figures

12,115
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 11,913 ±445.; −2.8%
Change since July 2020: −349 people.; 46.3 ±4.1
Median age: ACS 2020–⁠2024.; $50,886 ±$5,389
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.

Kewanee city, Illinois's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Kewanee 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).

Source: The Census Bureau

About this chart

The figures

Kewanee city, Illinois's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Kewanee 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	12,464	100.0	100.0
2021	12,392	99.4	100.2
2022	12,272	98.5	100.7
2023	12,204	97.9	101.6
2024	12,150	97.5	102.5
2025	12,115	97.2	103.1

Population of Kewanee city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	12,464	—
2021	12,392	−72
2022	12,272	−120
2023	12,204	−68
2024	12,150	−54
2025	12,115	−35

Age, 2020–2024

The median age is 46.3 ±4.1: for men 44.8 ±4.1 and for women 47.1 ±3.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Kewanee city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	584 ±206	4.9% ±1.7	5.4% ±<0.1	5.6% ±<0.1
5 to 17	1,621 ±297	13.6% ±2.4	16.4% ±0.1	16.3% ±<0.1
18 to 24	993 ±271	8.3% ±2.3	9.1% ±<0.1	9.1% ±<0.1
25 to 44	2,677 ±351	22.5% ±2.8	26.9% ±0.1	26.9% ±<0.1
45 to 64	3,163 ±371	26.6% ±3.0	25.2% ±0.1	24.8% ±<0.1
65 and over	2,875 ±383	24.1% ±3.1	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $50,886 ±$5,389, and income per person $29,324 ±$2,311, 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 Kewanee city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	1,319 ±317	24.3% ±5.7	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,315 ±300	24.3% ±5.3	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,211 ±270	22.3% ±4.8	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	546 ±142	10.1% ±2.6	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	660 ±200	12.2% ±3.6	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	109 to 361	2.0% to 6.6%	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	52 to 214	1.0% to 3.9%	13.8% ±0.1	13.4% ±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%.

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 Kewanee city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	2,047 ±580	17.9% ±5.0	11.8% ±0.1	12.5% ±0.1
Under 18	531 ±249	24.8% ±10.6	15.1% ±0.2	16.1% ±0.1
18 to 59	1,112 ±332	18.8% ±5.3	11.0% ±0.1	11.6% ±0.1
60 and over	404 ±156	12.0% ±4.4	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Kewanee city, ACS 2020–2024
Measure	Kewanee city	Illinois	United States
Housing units	6,001 ±311	5,457,452 ±471	143,775,355 ±10,234
Occupied	90.3% ±2.5	92.3% ±0.1	89.9% ±0.1
Vacant	9.7% ±3.1	7.7% ±0.1	10.1% ±0.1
Owner occupied	69.2% ±5.8	67.1% ±0.3	65.2% ±0.3
Renter occupied	30.8% ±4.9	32.9% ±0.2	34.8% ±0.1
Median home value	$73,200 ±$8,667	$263,300 ±$797	$332,700 ±$236
Median gross rent	$797 ±$62	$1,274 ±$5	$1,413 ±$2
Median year built	1948 ±5	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 Kewanee city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	1,626 ±289	13.6% ±2.4	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	9,380 ±510	78.7% ±3.1	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	365 ±108	3.1% ±0.9	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	5 to 121	< 0.1% to 1.0%	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 7	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 20	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 328	0% to 2.8%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	318 ±117	2.7% ±1.0	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 Kewanee city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	9,669 ±568	81.2% ±3.7	66.5% ±0.1	57.3% ±<0.1
Born in another state	1,557 ±392	13.1% ±3.3	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	42 to 300	0.4% to 2.5%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	516 ±185	4.3% ±1.5	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	155 to 465	1.3% to 3.9%	7.7% ±0.1	7.4% ±<0.1
Not citizens	55 to 357	0.5% to 3.0%	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%.

Kewanee city among the places of Illinois

200th 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 Kewanee city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Justice village	12,324 ±40
Herrin city	12,226 ±71
Plano city	12,203 ±722
Palos Heights city	12,152 ±29
River Forest village	11,992 ±46
Kewanee city	11,913 ±445
Centralia city	11,856 ±176
Troy city	11,647 ±162
Schiller Park village	11,393 ±27
Markham city	11,355 ±28
Pontiac city	11,294 ±294

Rankings this appears in

No. 5 Places in Illinois by median age
No. 8 Places in Illinois by poverty rate
No. 81 Places in Illinois by Hispanic or Latino share
No. 114 Places in Illinois by homeownership rate
No. 185 Places in Illinois by foreign-born share
No. 234 Places in Illinois by per capita income

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

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026