Demographics of Pekin city, Illinois

Pekin city, Illinois had 31,277 people on July 1, 2025, by the Census Bureau’s estimate: −524 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Pekin city, in four figures

31,277
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 31,781 ±415.; −1.6%
Change since July 2020: −524 people.; 41.9 ±1.2
Median age: ACS 2020–⁠2024.; $60,790 ±$3,003
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.

Pekin city, Illinois's population shrank 1.6% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Pekin 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

Pekin city, Illinois's population shrank 1.6% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Pekin 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	31,801	100.0	100.0
2021	31,592	99.3	100.2
2022	31,345	98.6	100.7
2023	31,359	98.6	101.6
2024	31,325	98.5	102.5
2025	31,277	98.4	103.1

Population of Pekin city, Illinois on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	31,801	—
2021	31,592	−209
2022	31,345	−247
2023	31,359	+14
2024	31,325	−34
2025	31,277	−48

Age, 2020–2024

The median age is 41.9 ±1.2: for men 39.8 ±1.9 and for women 45.3 ±1.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Pekin city by age, ACS 2020–2024
Age	People	Share	Illinois	United States
Under 5	1,647 ±285	5.2% ±0.9	5.4% ±<0.1	5.6% ±<0.1
5 to 17	4,529 ±522	14.3% ±1.6	16.4% ±0.1	16.3% ±<0.1
18 to 24	2,790 ±411	8.8% ±1.3	9.1% ±<0.1	9.1% ±<0.1
25 to 44	8,277 ±607	26.0% ±1.9	26.9% ±0.1	26.9% ±<0.1
45 to 64	8,380 ±675	26.4% ±2.1	25.2% ±0.1	24.8% ±<0.1
65 and over	6,158 ±565	19.4% ±1.8	17.0% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $60,790 ±$3,003, and income per person $34,700 ±$1,603, 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 Pekin city by income, ACS 2020–2024
Household income	Households	Share	Illinois	United States
Under $25,000	2,254 ±417	16.7% ±3.0	14.6% ±0.1	14.6% ±<0.1
$25,000 to $49,999	3,197 ±411	23.7% ±2.9	16.0% ±0.2	16.7% ±<0.1
$50,000 to $74,999	2,718 ±447	20.1% ±3.2	14.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,644 ±290	12.2% ±2.1	12.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	2,058 ±415	15.2% ±3.0	18.0% ±0.2	17.5% ±<0.1
$150,000 to $199,999	1,093 ±337	8.1% ±2.5	10.1% ±0.1	9.6% ±<0.1
$200,000 or more	539 ±138	4.0% ±1.0	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 Pekin city by age, ACS 2020–2024
Age	Below poverty	Rate	Illinois	United States
All ages	3,823 ±813	12.8% ±2.7	11.8% ±0.1	12.5% ±0.1
Under 18	948 ±316	15.9% ±5.0	15.1% ±0.2	16.1% ±0.1
18 to 59	1,934 ±408	12.7% ±2.6	11.0% ±0.1	11.6% ±0.1
60 and over	941 ±322	11.0% ±3.6	10.6% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Pekin city, ACS 2020–2024
Measure	Pekin city	Illinois	United States
Housing units	14,536 ±495	5,457,452 ±471	143,775,355 ±10,234
Occupied	92.9% ±4.5	92.3% ±0.1	89.9% ±0.1
Vacant	7.1% ±2.1	7.7% ±0.1	10.1% ±0.1
Owner occupied	68.4% ±2.6	67.1% ±0.3	65.2% ±0.3
Renter occupied	31.6% ±3.0	32.9% ±0.2	34.8% ±0.1
Median home value	$120,700 ±$4,386	$263,300 ±$797	$332,700 ±$236
Median gross rent	$819 ±$76	$1,274 ±$5	$1,413 ±$2
Median year built	1961 ±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 Pekin city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Illinois	United States
Hispanic or Latino	983 ±240	3.1% ±0.8	18.8% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	28,225 ±727	88.8% ±2.0	58.1% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	1,106 ±362	3.5% ±1.1	13.3% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	79 to 345	0.2% to 1.1%	5.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	106 ±39	0.3% ±0.1	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 56	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 27	0% to 0.1%	0.4% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,128 ±306	3.5% ±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 Pekin city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Illinois	United States
Born in the state	26,082 ±816	82.1% ±2.3	66.5% ±0.1	57.3% ±<0.1
Born in another state	5,089 ±585	16.0% ±1.8	17.5% ±0.1	26.9% ±<0.1
Born a citizen outside the states	39 to 169	0.1% to 0.5%	1.3% ±<0.1	1.7% ±<0.1
Born abroad	506 ±247	1.6% ±0.8	14.7% ±0.1	14.1% ±<0.1
Naturalized citizens	47 to 251	0.1% to 0.8%	7.7% ±0.1	7.4% ±<0.1
Not citizens	162 to 552	0.5% to 1.7%	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%.

Pekin city among the places of Illinois

61st 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 Pekin city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
St. Charles city	32,854 ±153
Glendale Heights village	32,808 ±45
O'Fallon city	32,262 ±72
Elk Grove Village village	31,987 ±41
Mundelein village	31,915 ±30
Pekin city	31,781 ±415
North Chicago city	30,643 ±262
Gurnee village	30,510 ±41
Highland Park city	30,398 ±43
Algonquin village	30,067 ±51
Niles village	30,064 ±282

Elsewhere on the site

Reported crime in Pekin city, Illinois

Rankings this appears in

No. 28 Places in Illinois by median age
No. 37 Places in Illinois by poverty rate
No. 148 Places in Illinois by homeownership rate
No. 181 Places in Illinois by per capita income
No. 205 Places in Illinois by median household income
No. 232 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