Demographics of Champaign County, Illinois

Champaign County, Illinois had 209,972 people on July 1, 2025, by the Census Bureau’s estimate: +3,750 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Champaign County, in four figures

209,972
Population: July 1, 2025, Vintage 2025 estimate.; +1.8%
Change since July 2020: +3,750 people.; 30.7 ±0.1
Median age: ACS 2020–⁠2024.; $63,683 ±$1,675
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Champaign County, Illinois's population grew 1.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Champaign County, 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 — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Champaign County, Illinois's population grew 1.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Champaign County, 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	206,222	100.0	100.0
2021	206,921	100.3	100.2
2022	208,056	100.9	100.7
2023	208,570	101.1	101.6
2024	209,178	101.4	102.5
2025	209,972	101.8	103.1

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Population of Champaign County, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	206,222	−223	+174	+30	−428
2021	206,921	+699	+464	+708	−644
2022	208,056	+1,135	+483	+2,273	−1,556
2023	208,570	+514	+448	+3,250	−3,230
2024	209,178	+608	+467	+3,549	−3,446
2025	209,972	+794	+470	+2,578	−2,247

Age, 2020–2024

The median age is 30.7 ±0.1: for men 29.5 ±0.2 and for women 31.9 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Champaign County by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	10,708 ±34	5.1% ±<0.1	5.4% ±<0.1	5.6% ±<0.1
5 to 17	29,155 ±1,123	14.0% ±0.5	16.4% ±0.1	16.3% ±<0.1
18 to 24	47,635 ±1,756	22.8% ±0.8	9.1% ±<0.1	9.1% ±<0.1
25 to 44	52,374 ±1,026	25.1% ±0.5	26.9% ±0.1	26.9% ±<0.1
45 to 64	39,885 ±884	19.1% ±0.4	25.2% ±0.1	24.8% ±<0.1
65 and over	28,984 ±1,032	13.9% ±0.5	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $63,683 ±$1,675, and income per person $38,439 ±$1,091, 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 Champaign County by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	19,095 ±1,151	22.3% ±1.3	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	15,762 ±1,080	18.4% ±1.2	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	13,638 ±1,002	16.0% ±1.2	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	9,831 ±817	11.5% ±0.9	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	12,632 ±811	14.8% ±0.9	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	6,451 ±578	7.5% ±0.7	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	8,063 ±592	9.4% ±0.7	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 Champaign County by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	36,921 ±2,328	19.1% ±1.2	11.8% ±0.1	12.5% ±0.1
Under 18	5,307 ±835	13.5% ±2.1	15.1% ±0.2	16.1% ±0.1
18 to 59	28,114 ±1,593	24.2% ±1.3	11.0% ±0.1	11.6% ±0.1
60 and over	3,500 ±517	9.2% ±1.3	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Champaign County, ACS 2020–2024
Measure	Champaign County	Illinois	United States
Housing units	95,115 ±182	5,457,452 ±471	143,775,355 ±10,234
Occupied	89.9% ±0.9	92.3% ±0.1	89.9% ±0.1
Vacant	10.1% ±0.9	7.7% ±0.1	10.1% ±0.1
Owner occupied	54.0% ±0.8	67.1% ±0.3	65.2% ±0.3
Renter occupied	46.0% ±1.3	32.9% ±0.2	34.8% ±0.1
Median home value	$211,500 ±$4,486	$263,300 ±$797	$332,700 ±$236
Median gross rent	$1,051 ±$21	$1,274 ±$5	$1,413 ±$2
Median year built	1981 ±2	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 Champaign County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	17,249 ±0	8.3% ±<0.1	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	130,275 ±577	62.4% ±0.3	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	27,965 ±926	13.4% ±0.4	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	23,848 ±480	11.4% ±0.2	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	120 ±59	0.1% ±<0.1	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 115	0% to 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	762 ±362	0.4% ±0.2	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	8,479 ±1,141	4.1% ±0.5	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 Champaign County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	137,075 ±2,076	65.7% ±1.0	66.5% ±0.1	57.3% ±<0.1
Born in another state	38,724 ±1,695	18.6% ±0.8	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	3,295 ±617	1.6% ±0.3	1.3% ±<0.1	1.7% ±<0.1
Born abroad	29,647 ±1,566	14.2% ±0.8	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	9,604 ±953	4.6% ±0.5	7.7% ±0.1	7.4% ±<0.1
Not citizens	20,043 ±1,506	9.6% ±0.7	7.0% ±0.1	6.8% ±<0.1

Champaign County among the counties of Illinois

10th of 102 by population, July 2025. Every one is listed on the Illinois page.

Counties of Illinois near Champaign County in population, July 2025
County	July 2025	Change since 2020
Kane County	525,757	+1.8%
McHenry County	317,751	+2.5%
Winnebago County	283,674	−0.4%
Madison County	263,110	−1.0%
St. Clair County	250,708	−2.5%
Champaign County	209,972	+1.8%
Sangamon County	194,170	−1.0%
Peoria County	178,553	−1.6%
McLean County	171,419	+0.1%
Kendall County	145,470	+9.9%
Rock Island County	141,869	−1.7%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — 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