Demographics of Richland County, Illinois

Richland County, Illinois had 15,219 people on July 1, 2025, by the Census Bureau’s estimate: −589 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.

Richland County, in four figures

15,219
Population: July 1, 2025, Vintage 2025 estimate.; −3.7%
Change since July 2020: −589 people.; 42.3 ±1.2
Median age: ACS 2020–⁠2024.; $62,455 ±$5,569
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.

Richland County, Illinois's population shrank 3.7% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Richland 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

Richland County, Illinois's population shrank 3.7% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Richland 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	15,808	100.0	100.0
2021	15,789	99.9	100.2
2022	15,527	98.2	100.7
2023	15,510	98.1	101.6
2024	15,368	97.2	102.5
2025	15,219	96.3	103.1

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Population of Richland 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	15,808	−19	−30	0	+7
2021	15,789	−19	−66	+1	+32
2022	15,527	−262	−156	+8	−109
2023	15,510	−17	−54	+10	+30
2024	15,368	−142	−83	+23	−81
2025	15,219	−149	−98	+18	−70

Age, 2020–2024

The median age is 42.3 ±1.2: for men 41.9 ±1.3 and for women 43.1 ±1.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Richland County by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	893 ±51	5.7% ±0.3	5.4% ±<0.1	5.6% ±<0.1
5 to 17	2,691 ±226	17.3% ±1.4	16.4% ±0.1	16.3% ±<0.1
18 to 24	1,100 ±160	7.1% ±1.0	9.1% ±<0.1	9.1% ±<0.1
25 to 44	3,662 ±233	23.5% ±1.5	26.9% ±0.1	26.9% ±<0.1
45 to 64	4,018 ±273	25.8% ±1.7	25.2% ±0.1	24.8% ±<0.1
65 and over	3,234 ±261	20.7% ±1.7	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $62,455 ±$5,569, and income per person $33,126 ±$2,018, 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 Richland County by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	1,180 ±213	18.3% ±3.3	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,371 ±221	21.3% ±3.4	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	1,146 ±218	17.8% ±3.3	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,094 ±209	17.0% ±3.2	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,086 ±226	16.9% ±3.5	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	287 ±91	4.5% ±1.4	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	279 ±116	4.3% ±1.8	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 Richland County by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	1,851 ±371	12.1% ±2.4	11.8% ±0.1	12.5% ±0.1
Under 18	465 ±158	13.2% ±4.3	15.1% ±0.2	16.1% ±0.1
18 to 59	851 ±202	11.4% ±2.6	11.0% ±0.1	11.6% ±0.1
60 and over	535 ±139	12.4% ±3.1	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Richland County, ACS 2020–2024
Measure	Richland County	Illinois	United States
Housing units	7,363 ±23	5,457,452 ±471	143,775,355 ±10,234
Occupied	87.5% ±3.0	92.3% ±0.1	89.9% ±0.1
Vacant	12.5% ±3.0	7.7% ±0.1	10.1% ±0.1
Owner occupied	73.8% ±2.5	67.1% ±0.3	65.2% ±0.3
Renter occupied	26.2% ±3.2	32.9% ±0.2	34.8% ±0.1
Median home value	$112,000 ±$7,458	$263,300 ±$797	$332,700 ±$236
Median gross rent	$805 ±$43	$1,274 ±$5	$1,413 ±$2
Median year built	1973 ±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 Richland County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	309 ±0	2.0% ±<0.1	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	14,565 ±148	93.4% ±0.9	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	13 to 83	0.1% to 0.5%	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	14 to 156	0.1% to 1.0%	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	1 to 17	< 0.1% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 5	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	9 to 271	0.1% to 1.7%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	440 ±87	2.8% ±0.6	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 Richland County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	12,335 ±342	79.1% ±2.2	66.5% ±0.1	57.3% ±<0.1
Born in another state	3,033 ±344	19.4% ±2.2	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	0 to 24	0% to 0.2%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	110 to 326	0.7% to 2.1%	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	19 to 115	0.1% to 0.7%	7.7% ±0.1	7.4% ±<0.1
Not citizens	50 to 252	0.3% to 1.6%	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%.

Richland County among the counties of Illinois

69th of 102 by population, July 2025. Every one is listed on the Illinois page.

Counties of Illinois near Richland County in population, July 2025
County	July 2025	Change since 2020
Edgar County	16,323	−2.9%
Warren County	16,222	−3.7%
Wayne County	15,882	−1.6%
Carroll County	15,419	−1.7%
Mercer County	15,229	−2.6%
Richland County	15,219	−3.7%
De Witt County	15,118	−2.1%
Clark County	15,114	−2.2%
Moultrie County	14,371	−0.8%
Pike County	14,231	−2.8%
Lawrence County	13,790	−9.7%

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

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