Demographics of Effingham city, Illinois

Effingham city, Illinois had 12,406 people on July 1, 2025, by the Census Bureau’s estimate: +76 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Effingham city, in four figures

12,406
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 12,342 ±433.; +0.6%
Change since July 2020: +76 people.; 39.6 ±2.8
Median age: ACS 2020–⁠2024.; $72,377 ±$12,166
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.

Effingham city, Illinois's population grew 0.6% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Effingham 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

Effingham city, Illinois's population grew 0.6% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Effingham 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	12,330	100.0	100.0
2021	12,296	99.7	100.2
2022	12,240	99.3	100.7
2023	12,331	100.0	101.6
2024	12,414	100.7	102.5
2025	12,406	100.6	103.1

Population of Effingham city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	12,330	—
2021	12,296	−34
2022	12,240	−56
2023	12,331	+91
2024	12,414	+83
2025	12,406	−8

Age, 2020–2024

The median age is 39.6 ±2.8: for men 37.3 ±3.8 and for women 42.1 ±2.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Effingham city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	648 ±153	5.3% ±1.2	5.4% ±<0.1	5.6% ±<0.1
5 to 17	1,982 ±339	16.1% ±2.7	16.4% ±0.1	16.3% ±<0.1
18 to 24	1,166 ±214	9.4% ±1.7	9.1% ±<0.1	9.1% ±<0.1
25 to 44	3,165 ±308	25.6% ±2.3	26.9% ±0.1	26.9% ±<0.1
45 to 64	2,779 ±319	22.5% ±2.5	25.2% ±0.1	24.8% ±<0.1
65 and over	2,602 ±311	21.1% ±2.4	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $72,377 ±$12,166, and income per person $38,328 ±$3,080, 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 Effingham city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	1,029 ±232	19.0% ±4.2	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	980 ±213	18.1% ±3.8	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	821 ±188	15.1% ±3.4	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	827 ±196	15.2% ±3.5	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	934 ±219	17.2% ±3.9	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	548 ±151	10.1% ±2.7	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	284 ±125	5.2% ±2.3	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 Effingham city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	1,746 ±637	14.6% ±5.3	11.8% ±0.1	12.5% ±0.1
Under 18	699 ±304	27.2% ±10.8	15.1% ±0.2	16.1% ±0.1
18 to 59	667 ±186	10.7% ±2.9	11.0% ±0.1	11.6% ±0.1
60 and over	380 ±153	12.0% ±4.7	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Effingham city, ACS 2020–2024
Measure	Effingham city	Illinois	United States
Housing units	5,892 ±257	5,457,452 ±471	143,775,355 ±10,234
Occupied	92.0% ±2.6	92.3% ±0.1	89.9% ±0.1
Vacant	8.0% ±3.3	7.7% ±0.1	10.1% ±0.1
Owner occupied	66.1% ±4.2	67.1% ±0.3	65.2% ±0.3
Renter occupied	33.9% ±4.8	32.9% ±0.2	34.8% ±0.1
Median home value	$177,500 ±$16,109	$263,300 ±$797	$332,700 ±$236
Median gross rent	$725 ±$34	$1,274 ±$5	$1,413 ±$2
Median year built	1974 ±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 Effingham city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	584 ±151	4.7% ±1.2	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	11,303 ±464	91.6% ±2.0	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	3 to 161	< 0.1% to 1.3%	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	67 to 215	0.5% to 1.7%	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 20	0% to 0.2%	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 20	0% to 0.2%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	106 to 358	0.9% to 2.9%	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 Effingham city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	10,220 ±470	82.8% ±2.5	66.5% ±0.1	57.3% ±<0.1
Born in another state	1,687 ±278	13.7% ±2.2	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	9 to 87	0.1% to 0.7%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	387 ±148	3.1% ±1.2	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	69 to 211	0.6% to 1.7%	7.7% ±0.1	7.4% ±<0.1
Not citizens	104 to 390	0.8% to 3.2%	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%.

Effingham city among the places of Illinois

193rd 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 Effingham city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Minooka village	12,891 ±693
Richton Park village	12,521 ±29
Northlake city	12,513 ±33
Winnetka village	12,484 ±37
Rantoul village	12,421 ±284
Effingham city	12,342 ±433
Streator city	12,330 ±524
Justice village	12,324 ±40
Herrin city	12,226 ±71
Plano city	12,203 ±722
Palos Heights city	12,152 ±29

Rankings this appears in

No. 17 Places in Illinois by poverty rate
No. 36 Places in Illinois by median age
No. 135 Places in Illinois by per capita income
No. 144 Places in Illinois by median household income
No. 151 Places in Illinois by homeownership rate
No. 199 Places in Illinois by Hispanic or Latino share

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