Demographics of Geneseo city, Illinois

Geneseo city, Illinois had 6,505 people on July 1, 2025, by the Census Bureau’s estimate: −31 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Geneseo city, in four figures

6,505
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 6,673 ±263.; −0.5%
Change since July 2020: −31 people.; 44.7 ±3.7
Median age: ACS 2020–⁠2024.; $70,147 ±$10,481
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.

Geneseo city, Illinois's population shrank 0.5% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Geneseo 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

Geneseo city, Illinois's population shrank 0.5% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Geneseo 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	6,536	100.0	100.0
2021	6,510	99.6	100.2
2022	6,534	100.0	100.7
2023	6,509	99.6	101.6
2024	6,499	99.4	102.5
2025	6,505	99.5	103.1

Population of Geneseo city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	6,536	—
2021	6,510	−26
2022	6,534	+24
2023	6,509	−25
2024	6,499	−10
2025	6,505	+6

Age, 2020–2024

The median age is 44.7 ±3.7: for men 42.0 ±5.5 and for women 45.6 ±4.0. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Geneseo city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	272 ±93	4.1% ±1.4	5.4% ±<0.1	5.6% ±<0.1
5 to 17	1,184 ±221	17.7% ±3.2	16.4% ±0.1	16.3% ±<0.1
18 to 24	363 ±115	5.4% ±1.7	9.1% ±<0.1	9.1% ±<0.1
25 to 44	1,527 ±243	22.9% ±3.5	26.9% ±0.1	26.9% ±<0.1
45 to 64	1,660 ±246	24.9% ±3.6	25.2% ±0.1	24.8% ±<0.1
65 and over	1,667 ±263	25.0% ±3.8	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $70,147 ±$10,481, and income per person $43,803 ±$3,597, 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 Geneseo city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	237 ±87	8.0% ±2.9	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	803 ±221	27.2% ±7.3	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	512 ±134	17.3% ±4.4	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	227 ±82	7.7% ±2.7	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	623 ±162	21.1% ±5.3	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	288 ±93	9.7% ±3.1	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	264 ±86	8.9% ±2.9	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 Geneseo city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	173 ±85	2.6% ±1.3	11.8% ±0.1	12.5% ±0.1
Under 18	4 to 70	0.3% to 4.8%	15.1% ±0.2	16.1% ±0.1
18 to 59	33 to 111	1.1% to 3.6%	11.0% ±0.1	11.6% ±0.1
60 and over	19 to 109	1.0% to 5.3%	10.6% ±0.1	11.0% ±<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%.

Housing, 2020–2024

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Housing in Geneseo city, ACS 2020–2024
Measure	Geneseo city	Illinois	United States
Housing units	3,256 ±200	5,457,452 ±471	143,775,355 ±10,234
Occupied	90.7% ±7.9	92.3% ±0.1	89.9% ±0.1
Vacant	9.3% ±3.5	7.7% ±0.1	10.1% ±0.1
Owner occupied	76.3% ±4.1	67.1% ±0.3	65.2% ±0.3
Renter occupied	23.7% ±5.2	32.9% ±0.2	34.8% ±0.1
Median home value	$205,400 ±$13,596	$263,300 ±$797	$332,700 ±$236
Median gross rent	$1,015 ±$125	$1,274 ±$5	$1,413 ±$2
Median year built	1963 ±8	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 Geneseo city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	486 ±236	7.3% ±3.5	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	5,868 ±363	87.9% ±4.2	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 17	0% to 0.3%	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	10 to 124	0.2% to 1.9%	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 18	0% to 0.3%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 18	0% to 0.3%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 30	0% to 0.4%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	234 ±107	3.5% ±1.6	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 Geneseo city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	4,784 ±364	71.7% ±4.7	66.5% ±0.1	57.3% ±<0.1
Born in another state	1,799 ±291	27.0% ±4.2	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	0 to 14	0% to 0.2%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	20 to 154	0.3% to 2.3%	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	4 to 116	0.1% to 1.7%	7.7% ±0.1	7.4% ±<0.1
Not citizens	0 to 63	0% to 0.9%	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%.

Geneseo city among the places of Illinois

294th 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 Geneseo city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Litchfield city	6,834 ±300
Chester city	6,797 ±30
Murphysboro city	6,735 ±251
Orland Hills village	6,719 ±28
Volo village	6,706 ±26
Geneseo city	6,673 ±263
Winthrop Harbor village	6,559 ±19
Lakemoor village	6,467 ±711
Johnsburg village	6,386 ±40
Elburn village	6,354 ±318
Monticello city	6,304 ±218

Rankings this appears in

No. 6 Places in Illinois by median age
No. 67 Places in Illinois by homeownership rate
No. 85 Places in Illinois by per capita income
No. 127 Places in Illinois by Hispanic or Latino share
No. 152 Places in Illinois by median household income
No. 162 Places in Illinois by median rent

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