Denison township, Illinois Population 2024

1,252

Denison township Demographics

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

  • White: 87.29%
  • Two or more races: 10.58%
  • Native American: 2.13%
  • 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)
White1,18887.29%
Two or more races14410.58%
Native American292.13%
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

39.2

Total

29.2

Male

45.9

Female

Denison township Adults

There are 1,045 adults, (303 of whom are seniors) in Denison township.

Denison township Age Dependency

83.4

Age Dependency Ratio

40.8

Old Age Dependency Ratio

42.6

Child Dependency Ratio

Denison township Sex Ratio

Female67649.67%
Male68550.33%

Denison township Population by Age

Denison township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4552.998713
Married2613.6955
Non Family1291.1479.820.2
Female564.3964.335.7
Male93.111000

3.63

Average Family Size

2.99

Average Household Size

87.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Denison township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade869.74%
Associates Degree17419.71%
Bachelors Degree819.17%
Graduate Degree202.27%
High School Graduate38143.15%
Less Than 9th Grade273.06%
Some College11412.91%

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
White858747101
2+ Races23210
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 11.77%.

Denison township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$0$0$55,625
Graduate Degree$195,625$0$0
High School Graduate$36,969$37,019$32,500
Less Than 9th Grade$18,864$0$0
Overall$37,721$39,375$29,879
Some College$46,875$61,146$29,702

$37,721

Average Earnings

$39,375

Average Male

$29,879

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

99.46% of Denison township residents speak only English, while 0.54% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.38% of the population.

Denison township Language

Denison township Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White1,1881048.75%
Native2929100%

9.77%

Overall Poverty Rate

10.95%

Male Poverty Rate

8.58%

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 8.75% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.67%. Among those working part-time, it was 7.59%, and for those that did not work, the poverty rate was 10.87%.

Denison township Poverty

rate

Rate
Poverty
Less Than 9th Grade14.16%
Bachelors or Greater11.88%
High School6.82%
Some College2.08%

Denison township Poverty Rate by Education

rate

Rate
Poverty
Female Employed10.81%
Male Employed3.02%
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$69,167$98,829
Households$59,338$89,196
Married Families$81,250$-999,999,999
Non Families$44,375$59,512

mean

median

Income by Household Type

Denison township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.1%

Overall Marriage Rate

47.4%

Male Marriage Rate

46.7%

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 20-34.

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

117

Number of Veterans

101

Male Veterans

16

Female Veterans

War
Veterans
Vietnam27
Korea21
Second Gulf War15
First Gulf War11
World War II0

Denison township Veterans by War

count

Age Group
Veterans
75+56
65 to 7433
55 to 6413
35 to 5411
18 to 344

Denison township Veterans by Age

count

Name
Veterans
% of Total
White11712.83%

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

31.62%

Veteran Disability Rate

Denison township Veterans by Education

LaborForceParticipation

53.5%

Labor Force Participation

49.2%

Employment Rate

8.1%

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

62.75%

Born in Denison township

99.85%

Native Born

0.15%

Foreign Born

0.15%

Non Citizen

0%

Naturalized

Place of Birth

99.85% of Denison township residents were born in the United States, with 62.75% having been born in Illinois. 0.15% 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