Hennepin, Illinois Population 2022

771
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Hennepin is a city located in Putnam County Illinois. It is also the county seat of Putnam County. With a 2020 population of 771, it is the 758th largest city in Illinois and the 16511th largest city in the United States. Hennepin is currently growing at a rate of 0.13% annually and its population has increased by 0.26% since the most recent census, which recorded a population of 769 in 2020. Spanning over 6 miles, Hennepin has a population density of 145 people per square mile.

The average household income in Hennepin is $70,379 with a poverty rate of 9.42%. The median rental costs in recent years comes to $684 per month, and the median house value is $141,000. The median age in Hennepin is 47.7 years, 47.1 years for males, and 48.5 years for females.

Hennepin Demographics

According to the most recent ACS, the racial composition of Hennepinwas:

  • White: 95.09%
  • Two or more races: 2.75%
  • Black or African American: 1.44%
  • Asian: 0.72%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Hennepin, Illinois is 771 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 769.

Hennepin, Illinois Population 2022

Population by Race

Race Population Percentage
White79495.09%
Black or African American121.44%
Asian60.72%
Two or More Races232.75%
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Hennepin Population by Race

Hennepin Population Pyramid 2022

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Hennepin Median Age

44.4


Total

45.3


Male

43.9


Female

Hennepin Adults

There are 668 adults, (153 of whom are seniors) in Hennepin.

Hennepin Age Dependency

Age Dependency Ratio

29.7

Old Age Dependency Ratio

32.4

Child Dependency Ratio

Hennepin Sex Ratio

Female

415

49.70%

Male

420

50.30%

Hennepin Population by Age

Hennepin Renter vs Owner Occupied by Household Type

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Hennepin Household Types

Type Owner Renter
Married95%5%
All72.5%27.5%
Male62.5%37.5%
Female61.5%38.5%
Non Family46.9%53.1%

72.5%

Rate of Home Ownership

Hennepin Households and Families

Type Count Average Size Owned
All3562.3372.5
Married1792.8895
Male84.1362.5
Female264.0861.5
Non Family1431.2346.9

2.96

Average Family Size

2.33

Average Household Size

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Hennepin Households by Type

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Education Attained Count Percentage
Less Than 9th Grade50.87%
9th to 12th Grade50.87%
High School Graduate20234.95%
Some College18532.01%
Associates Degree569.69%
Bachelors Degree5910.21%
Graduate Degree6611.42%
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Hennepin Educational Attainment by Sex (over 25)

Hennepin Educational Attainment by Race

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Race Total High School Bachelors
2+ Races998
Hispanic28288
White545537117
Black42

The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 88.89%.

Hennepin Educational Attainment by Race

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Name Average Male Female
Overall$39,618$50,893$26,688
Less Than 9th Grade$$$
High School Graduate$38,182$56,250$23,472
Some College$38,100$41,667$22,188
Bachelors Degree$35,000$41,042$27,083
Graduate Degree$60,500$71,250$58,375

$39,618

Average Earnings

$50,893

Average Male

$26,688

Average Female

Hennepin Earnings by Educational Attainment

Hennepin Language by Age

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Hennepin Language

97.29% of Hennepin residents speak only English, while 2.71% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.71% of the population.

Hennepin Language

Hennepin Poverty by Race

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Name Total In Poverty Poverty Rate
Black8225.00%
Hispanic49510.20%
White756719.39%
OtherNaN%

9.42%

Overall Poverty Rate

10.65%

Male Poverty Rate

8.19%

Female Poverty Rate

Poverty in Hennepin

The race most likely to be in poverty in Hennepin is Black, with 25.00% below the poverty level.

The race least likely to be in poverty in Hennepin is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.11%. Among those working part-time, it was 17.90%, and for those that did not work, the poverty rate was 6.15%.

Hennepin Poverty

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Name Poverty
Less Than 9th Grade0.00%
High School3.96%
Some College7.92%
Bachelors or Greater0.00%

Hennepin Poverty Rate by Education

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Rate Poverty
Male Employed9.62%
Male Unemployed100.00%
Female Employed10.10%
Female Unemployed0.00%

Hennepin Poverty Rate by Employment Status and Sex

Hennepin Income by Household Type

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Name Median Mean
Households$64,750$75,862
Families$86,042$96,064
Married Families$100,268-
Non Families$37,292$42,794
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Income by Household Type

Hennepin Marital Status

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Marriage Rates

50.3%

Overall Marriage Rate

51.4%

Male Marriage Rate

49.3%

Female Marriage Rate

Hennepin Married by Age and Sex

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Hennepin Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Hennepin Marital Status by Race

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Hennepin Marital Status

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64

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War5
First Gulf War15
Vietnam10
Korea13
World War II

Hennepin Veterans by War

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Age Group Veterans
18 to 342
35 to 5426
55 to 64
65 to 748
75+28

Hennepin Veterans by Age

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Hennepin Veterans by Race

Hennepin Veterans by Education

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4.69%

Veteran Poverty Rate

18.75%

Veteran Disability Rate

Hennepin Veterans by Education

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67.4%

Labor Force Participation

66.4%

Employment Rate

1.5%

Unemployment Rate

Hennepin Employment by Age

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Hennepin Employment by Race

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Hennepin Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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83.47%

Born in Hennepin

98.80%

Native Born

1.20%

Foreign Born

0.12%

Non Citizen

1.08%

Naturalized

Place of Birth

98.80% of Hennepin residents were born in the United States, with 83.47% having been born in Illinois. 0.12% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Hennepin Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
20107570.00%
201175810.13%
201275910.13%
201376010.13%
201476110.13%
201576210.13%
201676310.13%
201776410.13%
201876510.13%
201976610.13%
202076930.39%
202177010.13%
202277110.13%

Hennepin Population by Year