Denison township, Illinois Population 2024

1,252

Denison township Demographics

According to the most recent ACS, the racial composition of Denison township was:

  • White: 84.19%
  • Two or more races: 13.28%
  • Native American: 2.53%
  • Black or African American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
Land Area (mi²)
57.9 sq mi
Density (mi²)
21.60/sq mi
Growth Since 2020
-7.46% (-101)
The current population of Denison township, Illinois is 1,252 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 1,353.

Population by Race

Race
Population
Percentage (of total)
White1,03384.19%
Two or more races16313.28%
Native American312.53%
Black or African American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%

White

Two or more races

Native American

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Denison township Population by Race

Denison township Population Pyramid 2024

Denison township Median Age

51.2

Total

37.6

Male

52.8

Female

Denison township Adults

There are 1,108 adults, (296 of whom are seniors) in Denison township.

Denison township Age Dependency

51.1

Age Dependency Ratio

36.5

Old Age Dependency Ratio

14.7

Child Dependency Ratio

Denison township Sex Ratio

Female51642.05%
Male71157.95%

Denison township Population by Age

Denison township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4992.4686.413.6
Married2922.797.32.7
Non Family1591.1477.422.6
Female346.3238.261.8
Male143.1478.621.4

2.98

Average Family Size

2.46

Average Household Size

86.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Denison township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade333.72%
Associates Degree13415.12%
Bachelors Degree9110.27%
Graduate Degree242.71%
High School Graduate40745.94%
Less Than 9th Grade404.51%
Some College15717.72%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Denison township Educational Attainment by Sex (over 25)

Denison township Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White872807115
2+ Races1240
Native American220

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 13.19%.

Denison township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$44,643$44,107$87,969
Graduate Degree$0$0$0
High School Graduate$45,156$39,926$46,250
Less Than 9th Grade$0$0$0
Overall$40,441$46,563$33,750
Some College$33,529$54,375$28,456

$40,441

Average Earnings

$46,563

Average Male

$33,750

Average Female

Denison township Earnings by Educational Attainment

Denison township Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Denison township Language

99.24% of Denison township residents speak only English, while 0.76% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.51% of the population.

Denison township Language

Denison township Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White1,033757.26%
Native3131100%

8.64%

Overall Poverty Rate

8.44%

Male Poverty Rate

8.91%

Female Poverty Rate

Poverty in Denison township

The race most likely to be in poverty in Denison township is Native, with 100% below the poverty level.

The race least likely to be in poverty in Denison township is White, with 7.26% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.25%. Among those working part-time, it was 1.49%, and for those that did not work, the poverty rate was 12.36%.

Denison township Poverty

rate

Rate
Poverty
Less Than 9th Grade24.66%
High School5.65%
Some College3.09%
Bachelors or Greater0.87%

Denison township Poverty Rate by Education

rate

Rate
Poverty
Female Employed9.66%
Male Employed0%
Male Unemployed0%
Female Unemployed0%

Denison township Poverty Rate by Employment Status and Sex

Denison township Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$68,750$106,448
Households$56,797$90,589
Married Families$78,750$-999,999,999
Non Families$41,563$54,381

mean

median

Income by Household Type

Denison township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

54.3%

Overall Marriage Rate

46.5%

Male Marriage Rate

64.5%

Female Marriage Rate

Denison township Married by Age and Sex

male

female

Denison township Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Denison township Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Denison township Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

111

Number of Veterans

103

Male Veterans

8

Female Veterans

War
Veterans
Vietnam24
Korea19
Second Gulf War16
First Gulf War10
World War II0

Denison township Veterans by War

count

Age Group
Veterans
75+50
65 to 7433
55 to 6412
35 to 5410
18 to 346

Denison township Veterans by Age

count

Name
Veterans
% of Total
White11111.78%

Denison township Veterans by Race

Denison township Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

34.23%

Veteran Disability Rate

Denison township Veterans by Education

LaborForceParticipation

55.5%

Labor Force Participation

50.3%

Employment Rate

9.4%

Unemployment Rate

Denison township Employment by Age

LaborForceParticipation

Denison township Employment by Race

LaborForceParticipation

Denison township Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

55.5%

Born in Denison township

99.76%

Native Born

0.24%

Foreign Born

0.24%

Non Citizen

0%

Naturalized

Place of Birth

99.76% of Denison township residents were born in the United States, with 55.5% having been born in Illinois. 0.24% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Denison township Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20291,152-20-1.71%
20281,172-20-1.68%
20271,192-20-1.65%
20261,212-20-1.62%
20251,232-20-1.6%
20241,252-20-1.57%
20231,272-20-1.55%
20221,292-46-3.44%
20211,338-15-1.11%
20201,353-38-2.73%
20191,391-23-1.63%
20181,414-30-2.08%
20171,444-24-1.63%
20161,468-24-1.61%
20151,492-14-0.93%
20141,506-23-1.5%
20131,529-17-1.1%
20121,546-14-0.9%
20111,560-2-0.13%
20101,56200%

Denison township Population by Year