Marengo township, Illinois Population 2024

7,284

Marengo township Demographics

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

  • White: 96.12%
  • Two or more races: 2.34%
  • Other race: 1.02%
  • Black or African American: 0.51%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
35.9 sq mi
Density (mi²)
202.60/sq mi
Growth Since 2020
0.96% (69)
The current population of Marengo township, Illinois is 7,284 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 7,215.

Population by Race

Race
Population
Percentage (of total)
White6,96996.12%
Two or more races1702.34%
Other race741.02%
Black or African American370.51%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Marengo township Population by Race

Marengo township Population Pyramid 2024

Marengo township Median Age

34

Total

33.2

Male

34.3

Female

Marengo township Adults

There are 5,619 adults, (1,167 of whom are seniors) in Marengo township.

Marengo township Age Dependency

62.8

Age Dependency Ratio

26.2

Old Age Dependency Ratio

36.6

Child Dependency Ratio

Marengo township Sex Ratio

Female3,58149.39%
Male3,66950.61%

Marengo township Population by Age

Marengo township Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,9192.4664.135.9
Married1,2983.3679.620.4
Non Family1,0771.1264.735.3
Female4242.924.875.2
Male1203.243070

3.1

Average Family Size

2.46

Average Household Size

64.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Marengo township Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2745.66%
Associates Degree3637.49%
Bachelors Degree80016.51%
Graduate Degree2074.27%
High School Graduate1,61033.23%
Less Than 9th Grade1793.69%
Some College1,41229.14%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Marengo township Educational Attainment by Sex (over 25)

Marengo township Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White4,0443,785844
Hispanic709519119
2+ Races989843
Other Race414115
Black16121

The highest rate of high school graduation is among other race people with a rate of 100%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 43.88%.

Marengo township Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$70,440$71,356$60,759
Graduate Degree$103,355$137,250$102,763
High School Graduate$58,535$68,171$24,273
Less Than 9th Grade$33,307$33,464$0
Overall$52,853$68,424$31,681
Some College$47,820$69,327$28,531

$52,853

Average Earnings

$68,424

Average Male

$31,681

Average Female

Marengo township Earnings by Educational Attainment

Marengo township Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Marengo township Language

87.94% of Marengo township residents speak only English, while 12.06% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 9.93% of the population.

Marengo township Language

Marengo township Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White5,96677613.01%
Hispanic1,04014213.65%
Black333296.97%
Multiple170105.88%

13.36%

Overall Poverty Rate

8.12%

Male Poverty Rate

18.78%

Female Poverty Rate

Poverty in Marengo township

The race most likely to be in poverty in Marengo township is Black, with 96.97% below the poverty level.

The race least likely to be in poverty in Marengo township is Multiple, with 5.88% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.28%. Among those working part-time, it was 13.13%, and for those that did not work, the poverty rate was 21.67%.

Marengo township Poverty

rate

Rate
Poverty
Less Than 9th Grade23.02%
Some College15.01%
High School10.98%
Bachelors or Greater3.8%

Marengo township Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed66.67%
Male Unemployed26.95%
Female Employed11.61%
Male Employed2.59%

Marengo township Poverty Rate by Employment Status and Sex

Marengo township Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$110,703$110,776
Households$69,375$91,859
Married Families$127,730$-999,999,999
Non Families$31,827$49,735

mean

median

Income by Household Type

Marengo township Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.3%

Overall Marriage Rate

48.3%

Male Marriage Rate

46.2%

Female Marriage Rate

Marengo township Married by Age and Sex

male

female

Marengo township Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Marengo township Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Marengo township Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

335

Number of Veterans

335

Male Veterans

0

Female Veterans

War
Veterans
Vietnam166
Second Gulf War63
First Gulf War42
Korea0
World War II0

Marengo township Veterans by War

count

Age Group
Veterans
65 to 7493
55 to 6483
75+64
18 to 3448
35 to 5447

Marengo township Veterans by Age

count

Name
Veterans
% of Total
White3356.15%
Hispanic243.15%

Marengo township Veterans by Race

Marengo township Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

29.55%

Veteran Disability Rate

Marengo township Veterans by Education

LaborForceParticipation

67.9%

Labor Force Participation

62.4%

Employment Rate

7.7%

Unemployment Rate

Marengo township Employment by Age

LaborForceParticipation

Marengo township Employment by Race

LaborForceParticipation

Marengo 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

78.43%

Born in Marengo township

93.31%

Native Born

6.69%

Foreign Born

1.93%

Non Citizen

4.76%

Naturalized

Place of Birth

93.31% of Marengo township residents were born in the United States, with 78.43% having been born in Illinois. 1.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marengo township Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20297,469370.5%
20287,432370.5%
20277,395370.5%
20267,358370.51%
20257,321370.51%
20247,284370.51%
20237,247370.51%
20227,210-27-0.37%
20217,237220.3%
20207,215-118-1.61%
20197,333-33-0.45%
20187,366-2-0.03%
20177,368-4-0.05%
20167,372-37-0.5%
20157,409-26-0.35%
20147,435-31-0.42%
20137,466-48-0.64%
20127,514-26-0.34%
20117,540-29-0.38%
20107,56900%

Marengo township Population by Year