Benton, Illinois Population 2021

8,578
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Benton is a city located in Franklin County Illinois. Benton has a 2020 population of 8,578. It is also the county seat of Franklin County. Benton is currently declining at a rate of -0.61% annually and its population has decreased by -4.54% since the most recent census, which recorded a population of 8,986 in 2010. Benton reached it's highest population of 8,987 in 2011.

The average household income in Benton is $61,041 with a poverty rate of 17.19%. The median rental costs in recent years comes to $692 per month, and the median house value is $74,900. The median age in Benton is 41.5 years, 38.8 years for males, and 44.6 years for females.

Benton Demographics

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

  • White: 95.40%
  • Asian: 1.51%
  • Black or African American: 1.36%
  • Two or more races: 1.06%
  • Other race: 0.63%
  • Native Hawaiian or Pacific Islander: 0.05%
  • Native American: 0.00%
The current population of Benton, Illinois is 8,578 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 8,737.The last official US Census in 2010 recorded the population at 8,986.

Benton, Illinois Population 2021

Population by Race

Race Population Percentage
White8,37695.40%
Asian1331.51%
Black or African American1191.36%
Two or More Races931.06%
Some Other Race550.63%
Native Hawaiian and Other Pacific Islander40.05%
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Benton Population by Race

Benton Population Pyramid $2021

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Benton Median Age

41.5


Total

38.8


Male

44.6


Female

Benton Adults

There are 6,889 adults, (1,816 of whom are seniors) in Benton.

Benton Age Dependency

73.1

Age Dependency Ratio

35.8

Old Age Dependency Ratio

37.3

Child Dependency Ratio

Benton Sex Ratio

Female

4,520

51.48%

Male

4,260

48.52%

Benton Population by Age

Benton Renter vs Owner Occupied by Household Type

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Benton Household Types

Type Owner Renter
Married80%20%
All67.3%32.7%
Female65.4%34.6%
Non Family58.4%41.6%
Male36.9%63.1%

67.3%

Rate of Home Ownership

Benton Households and Families

Type Count Average Size Owned
All3,5762.3767.3
Married1,5083.0680
Non Family1,4721.3558.4
Female4283.165.4
Male1683.1736.9

2.99

Average Family Size

2.37

Average Household Size

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Benton Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1001.59%
9th to 12th Grade73011.64%
High School Graduate1,87029.82%
Some College1,73727.70%
Associates Degree5508.77%
Bachelors Degree82113.09%
Graduate Degree4627.37%
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Benton Educational Attainment by Sex (over 25)

Benton Educational Attainment by Race

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Race Total High School Bachelors
White5,9105,1831,188
Hispanic20413725
Asian1278866
Black826125
Other Race3326
2+ Races32214
Islander4

The highest rate of high school graduation is among white people with a rate of 87.70%.

The highest rate of bachelors degrees is among asian people with a rate of 51.97%.

Benton Educational Attainment by Race

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Name Average Male Female
Overall$32,798$37,474$25,673
Less Than 9th Grade$16,719$16,938$15,625
High School Graduate$24,241$32,396$16,115
Some College$31,849$42,269$22,016
Bachelors Degree$39,839$37,708$42,824
Graduate Degree$63,229$76,667$57,014

$32,798

Average Earnings

$37,474

Average Male

$25,673

Average Female

Benton Earnings by Educational Attainment

Benton Language by Age

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Benton Language

99.11% of Benton residents speak only English, while 0.89% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.80% of the population.

Benton Language

Benton Poverty by Race

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Name Total In Poverty Poverty Rate
White7,9341,29016.26%
Hispanic22210346.40%
Asian1336750.38%
Other5555100.00%
Multiple9377.53%
Black6968.70%
Islander44100.00%

17.19%

Overall Poverty Rate

17.10%

Male Poverty Rate

17.27%

Female Poverty Rate

Poverty in Benton

The race most likely to be in poverty in Benton is Islander, with 100.00% below the poverty level.

The race least likely to be in poverty in Benton is Multiple, with 7.53% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.88%. Among those working part-time, it was 22.20%, and for those that did not work, the poverty rate was 26.64%.

Benton Poverty

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Name Poverty
Less Than 9th Grade41.02%
High School23.63%
Some College9.98%
Bachelors or Greater4.75%

Benton Poverty Rate by Education

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Rate Poverty
Female Unemployed22.58%
Male Unemployed16.11%
Female Employed11.68%
Male Employed8.60%

Benton Poverty Rate by Employment Status and Sex

Benton Income by Household Type

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Name Median Mean
Households$42,867$61,041
Families$49,939$68,055
Married Families$63,306-
Non Families$26,319$49,866
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Income by Household Type

Benton Marital Status

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Marriage Rates

47.3%

Overall Marriage Rate

51.2%

Male Marriage Rate

43.7%

Female Marriage Rate

Benton Married by Age and Sex

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Benton 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 55-64.

Benton Marital Status by Race

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Benton Marital Status

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684

Number of Veterans

641

Male Veterans

43

Female Veterans

War Veterans
Vietnam193
First Gulf War189
Second Gulf War157
Korea84
World War II69

Benton Veterans by War

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Age Group Veterans
65 to 74167
35 to 54164
75+150
55 to 64126
18 to 3477

Benton Veterans by Age

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Name Veterans % of Total
White67110.20%
Hispanic2612.75%
2+ Races1131.43%
Black21.94%

Benton Veterans by Race

Benton Veterans by Education

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9.95%

Veteran Poverty Rate

35.90%

Veteran Disability Rate

Benton Veterans by Education

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53.3%

Labor Force Participation

49.5%

Employment Rate

7.2%

Unemployment Rate

Benton Employment by Age

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Benton Employment by Race

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Benton 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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79.54%

Born in Benton

98.92%

Native Born

1.08%

Foreign Born

0.30%

Non Citizen

0.79%

Naturalized

Place of Birth

98.92% of Benton residents were born in the United States, with 79.54% having been born in Illinois. 0.30% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Benton Place of Birth

Year Population Growth Annual Growth Rate
20218,578-53-0.61%
20208,631-53-0.61%
20198,684-53-0.61%
20188,737-53-0.60%
20178,790-6-0.07%
20168,796-64-0.72%
20158,860-8-0.09%
20148,868-19-0.21%
20138,887-64-0.72%
20128,951-36-0.40%
20118,98710.01%
20108,9860.00%

Benton Population by Year