Pekin Township, IL

Township in Tazewell County, IL, US

By Neilsberg Research

Last updated May 1, 2026

Key Indicators

A quick look at key numbers

Population

27,280

Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates

Median Age

42.2

years ∙ half population younger than 42.2, half older

Diversity Index

18%

chance two random people differ in race and ethnicity

Nativity

1.5%

foreign-born population

98.5%Native

1.5% Foreign-born

Geographic Context

Location, size, and surroundings

About

Pekin Township is a township in Tazewell County, Illinois, United States.

Location

Township in Tazewell County, IL, US

Co-ordinates

DEC40.592846° N, 89.626809° W

DMS40° 35′ 34.25″ N, 89° 37′ 36.51″ W

Population Density & area

2,218/sq mi (855.2/km²)

Total Area

14 sq mi (36.2 km²)

Land Area

12.3 sq mi (31.9 km²) · 88%

Water Area

1.7 sq mi (4.3 km²) · 12%

Demographics & Living

Who lives here, how households are formed, and community composition

Population Composition

Key characteristics of the population

Sex Distribution

50.5% male

Male 50.5%

Female 49.5%

males per 100 females

Pekin Township 102

Tazewell County 98.4

Illinois 97.7

Nativity

1.5%

foreign-born population

98.5%Native

1.5% Foreign-born

% Foreign-born

Pekin Township 1.5%

Tazewell County 1.6%

Illinois 14.7%

Age Distribution

How the population is spread across age groups

Median Age

42.2

years ∙ half population younger than 42.2, half older

Pekin Township

42.2

Tazewell County

41.9

Illinois

Dependency ratio

61.4

dependents per 100 working-age adults

Pekin Township 61.4

Tazewell County 71.8

Illinois 63.5

AGE DISTRIBUTION

Distribution of age group

Median age

	Pekin Township	Tazewell County	Illinois
Age Group
Children (Under 18)	19.3%	21.9%	21.8%
Working age (18-64)	61.9%	58.2%	61.2%
Senior (65+)	18.8%	19.9%	17%
Dependency ratio
Total dependency ratio	61.4	71.8	63.5
Child dependency ratio	31.1	37.7	35.7
Old-age dependency ratio	30.3	34.1	27.8

Racial & Ethnic Composition

Racial and ethnic makeup and how it compares

Race & Ethnicity

White

90.4%

Black

2.3%

Asian

0.5%

Hispanic

3.1%

Other

3.7%

Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.

Diversity Index

18%

chance two random people differ in race and ethnicity

Pekin Township 18%

Tazewell County 15.4%

Illinois 60.5%

Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.

RACIAL & ETHNIC COMPOSITION

Race & Ethnicity

Percentage of Pekin Township population

	Pekin Township	Tazewell County	Illinois
Hispanic or Latino	3.1%	2.7%	18.8%
Mexican	2.3%	1.9%	14.4%
Puerto Rican	0.5%	0.3%	1.6%
Cuban	0.1%	0.1%	0.3%
Other Hispanic / Latino	0.2%	0.4%	2.5%
Not Hispanic or Latino	96.9%	97.3%	81.2%
One race	93.4%	94.8%	77.8%
White	90.4%	91.9%	58.1%
Black or African American	2.3%	1.6%	13.3%
American Indian and Alaska Native	0%	0.1%	0.1%
Asian	0.5%	1%	5.9%
Native Hawaiian and Other Pacific Islander	0.1%	0%	0%
Some Other Race	0%	0.2%	0.4%
Two or more races (Multiracial)	3.5%	2.5%	3.4%

Household & Families Composition

Household size, type, and family structure

Household structure

51.3% family

Family 51.3%

Non family 48.7%

% family households

Pekin Township 51.3%

Tazewell County 61.9%

Illinois 62.2%

Average household size

2.16

persons per household

Pekin Township

2.16

Tazewell County

2.35

Illinois

2.46

Household & Family COMPOSITION

Households

Percentage of Pekin Township population

	Pekin Township	Tazewell County	Illinois
Total households	12,454	54,051	5,036,449
Average houshold size	2.16	2.35	2.46
Family households	6,384	33,459	3,130,978
Average family size	2.91	2.99	3.14
Married couple family	4,179	26,467	2,282,435
Other families	2,205	6,992	848,543
Male householder	857	2,472	248,521
Female householder	1,348	4,520	600,022
Non-family households	6,070	20,592	1,905,471
One-person households	4,941	17,421	1,569,881
Male householder	2,465	7,960	712,191
Senior (65+) living alone	572	2,191	210,051
Female householder	2,476	9,461	857,690
Senior (65+) living alone	1,254	5,296	417,870
Other living arrangements	1,129	3,171	335,590

Housing Profile

Housing stock, ownership, rentals, and cost burdens

Total housing units

13,497

housing units

Pekin Township 13,497

Tazewell County 58,731

Illinois 5,457,452

Occupancy status

92.3% occupied

Occupied 92.3%

Vacant 7.7%

vacancy rate

Pekin Township 7.7%

Tazewell County 8%

Illinois 7.7%

Housing Characteristics

How the housing supply is structured and used

Types of Housing unit

79%

Single family houses

79%

Apartments in multi-unit structures

20.9%

Mobile homes

0.1%

Boat, RV, van, etc

Median Year Built

1958

Half of houses were built before 1958, and half after.

Historic ∙ 1939 or earlier

22.3%

Postwar & mid-century ∙ 1940 - 1969

45.4%

Late 20th century ∙ 1970 - 1999

27%

Modern ∙ 2000 or later

5.3%

Note: Median year built reflects occupied units only; distribution includes all units.

Housing Characteristics

Units, rooms & bedrooms

Physical characteristics of housing units

	Pekin Township	Tazewell County	Illinois
Rooms per unit
Median rooms	5.4	5.9	5.6
1–3 rooms	10.9%	7.9%	14.6%
4–6 rooms	61.9%	53%	50.9%
7+ rooms	27.2%	39%	34.6%
Bedrooms
No bedroom / studio	1.3%	1.2%	3.1%
1 bedroom	12.1%	7.8%	11.5%
2 bedrooms	37.5%	26.5%	27.7%
3 bedrooms	36%	43.1%	35.8%
4+ bedrooms	13%	21.4%	21.7%
At a glance
Median year built	1958	1969	1971
Total housing units	13,497	58,731	5,457,452

Occupancy Profile

Who is inside and how they use it

Homeownership

71.2% owners

Renter-occupied 28.8%

Owner-occupied 71.2%

homeownership rate

Pekin Township 71.2%

Tazewell County 78.4%

Illinois 67.1%

Average household size

2.28

Owner-occupied

1.89

Renter-occupied

owner-occupied average size

Pekin Township 2.28

Tazewell County 2.49

Illinois 2.62

Housing Characteristics

Occupied unit characteristics

Tenure, crowding, and utilities

	Pekin Township	Tazewell County	Illinois
Total occupied units	12,454	54,051	5,036,449
Year moved in
2020 or later	20.4%	20.8%	23.3%
2010 to 2019	42.9%	38.2%	38.1%
2000 to 2009	16.6%	18.2%	17.3%
1999 or earlier	20.1%	22.9%	21.3%
Occupants per room
1.00 or fewer	98.5%	99.1%	97.5%
1.01 to 1.50	1.3%	0.7%	1.6%
1.51 or more	0.1%	0.2%	0.8%
Vehicles availability
No vehicles	8.5%	5.5%	11%
1 vehicle	40.6%	32.9%	35.7%
2 vehicles	36.5%	39.9%	35.1%
3 or more vehicles	14.4%	21.7%	18.3%
House heating fuel used
Gas	81.3%	79.3%	79.5%
Electricity	18.6%	20.1%	18.6%
Solar	0%	0.1%	0.1%
Fuel oil, kerosene etc	0%	0%	0.1%
All other fuels	0%	0.3%	0.8%
No fuel used	0.1%	0.2%	0.8%
Selected characteristics
Lacking complete plumbing	0%	0.1%	0.3%
Lacking complete kitchen	0%	0.8%	0.8%
No telephone service available	0.9%	0.6%	0.8%

Housing Value

What owner-occupied units are worth

Median home value

$113,800

owner-occupied units

Median value(USD)

Pekin Township

$113,800

Tazewell County

$167,500

Illinois

$263,300

Housing Cost Burden

22.4%

of homeowners with a mortgage are cost-burdened

% Cost-Burdened Households

Owners with a mortgage

22.4%

Owners without a mortgage

8.8%

Renters

33.2%

Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.

Financial characteristics

Property value and housing costs

Tenure, crowding, and utilities

	Pekin Township	Tazewell County	Illinois
Property value
Median Value	$113,800	$167,500	$263,300
Under $100,000	38.4%	20.2%	13.7%
$100,000 - $200,000	50.8%	41.4%	21.5%
$200,000 - $300,000	8.7%	22%	22.3%
$300,000 - $500,000	1.7%	13.4%	27.7%
$500,000 - $1,000,000	0.2%	2.6%	12.1%
$1,000,000 and more	0.2%	0.4%	2.7%
Owner-occupied households
With a mortgage	64.4%	59.4%	60.8%
Without a mortgage	35.6%	40.6%	39.2%
Median monthly owner costs
With a mortgage	$1,131	$1,455	$1,987
Without a mortgage	$551	$670	$792
Gross rent
Median rent	$785	$909	$1,274

Education Profile

How educated is the community and how education pays off

Adults with a college degree

17%

of adults 25+ with a bachelor's degree or higher

Pekin Township 17%

Tazewell County 28.4%

Illinois 37.8%

Adults without a high school diploma

of adults (25+) without a high school diploma

Pekin Township 8%

Tazewell County 5.7%

Illinois 9.6%

School Enrollment

Who is enrolled in school and at what level

School enrollment

4,787

population (age 3+) enrolled in school

Nursery / Preschool

3.9%

K–12

80.4%

College / Undergraduate

14.4%

Graduate / Professional

1.3%

College-going rate (18-24 yr olds)

18.7%

of 18-24-year-olds in college or graduate school

Pekin Township

18.7%

Tazewell County

28.8%

Illinois

41.4%

Enrollment & school type

Enrollment levels, college-going rate, and public vs private school split

Population 3+ currently enrolled in a school

	Pekin Township	Tazewell County	Illinois
Total enrolled (age 3+)	4,787	27,964	3,051,569
Nursery / preschool	3.9%	6.1%	6.3%
K–12	80.4%	75.7%	67.3%
Kindergarten	7.6%	5.8%	4.9%
Elementary: Grades 1–4	22.1%	21.5%	19.5%
Elementary: Grades 5–8	23.7%	24%	20.8%
High School: Grades 9–12	27%	24.4%	22.1%
College or graduate school	15.7%	18.2%	26.4%
College, undergraduate	14.4%	14.6%	19.8%
Graduate, professional school	1.3%	3.6%	6.6%
College-going rate · 18-24 yr olds	18.7%	28.8%	41.4%
School type
Public school	92.3%	85.8%	80.5%
Private school	7.7%	14.2%	19.5%

Education Attainment by Level & Gender

What is the highest level of education completed among adults

Education attainment

19,349

population 25 years and over

Total adults (25+)

Less than 9th grade

2.9%

9th-12th, no diploma

5.1%

HS graduate

38.5%

Some college no degree

25.1%

Associates degree

11.4%

Bachelors degree

12.1%

Graduate or professional degree

4.9%

Attainment by gender

Male vs Female

Adults (25+) · Share within each education level

% male · % female

Less than 9th grade

29.5% · 70.5%

9th-12th, no diploma

44.7% · 55.3%

HS graduate

52.3% · 47.7%

Some college no degree

53.3% · 46.7%

Associates degree

43.2% · 56.8%

Bachelors degree

44.7% · 55.3%

Graduate or professional degree

42.6% · 57.4%

Educational Attainment Overview

Distribution and key education attainment rates for adults (25+)

Highest credential completed · adults 25+

	Pekin Township	Tazewell County	Illinois
Population (25+)	19,349	92,090	8,767,004
Less than 9th grade	2.9%	1.9%	4.6%
9th–12th, no diploma	5.1%	3.8%	5%
High school diploma or GED	38.5%	30.5%	25.1%
Some college, no degree	25.1%	23.5%	19.2%
Associate's degree	11.4%	11.9%	8.3%
Bachelor's degree or higher	17%	28.4%	37.8%
Bachelor's degree	12.1%	19.2%	22.6%
Graduate or professional	4.9%	9.2%	15.3%
High School or higher	92%	94.3%	90.5%

Earnings by education level

percentage as applicable

Median Earnings

$47,099

Median earnings for adults 25+, by level

Less than HS graduate

$24,471

HS graduate

$41,157

Some college or associates

$49,452

Bachelors degree

$52,656

Graduate or professional degree

$66,429

Poverty Rate

2.5%

for ages 25+, with bachelors degree or higher

Less than HS graduate

22.5%

HS graduate

14.7%

Some college or associates

10.5%

Bachelors degree or higher

2.5%

Outcomes by Education Level

Earnings and poverty rates across education levels (25+)

Adults 25+

	Pekin Township	Tazewell County	Illinois
Median earnings
Population 25+, with earnings	$47,099	$51,352	$55,582
Less than high school graduate	$24,471	$33,886	$34,655
High school graduate (includes equivalency)	$41,157	$41,084	$40,965
Some college or associate's degree	$49,452	$48,483	$47,813
Bachelor's degree	$52,656	$65,152	$73,326
Graduate or professional degree	$66,429	$74,610	$91,623
Poverty rates
Less than high school graduate	22.5%	18.1%	21.6%
High school graduate (includes equivalency)	14.7%	11.3%	14.4%
Some college or associate's degree	10.5%	8.2%	9.9%
Bachelor's degree or higher	2.5%	2.5%	4.5%

Insights for Pekin Township, by topic

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