Big Rock, Illinois Population 2022

1,100
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Big Rock is a city located in Kane County Illinois. With a 2020 population of 1,100, it is the 658th largest city in Illinois and the 14349th largest city in the United States. Big Rock is currently declining at a rate of -0.18% annually and its population has decreased by -0.36% since the most recent census, which recorded a population of 1,104 in 2020. Spanning over 4 miles, Big Rock has a population density of 255 people per square mile.

The average household income in Big Rock is $119,924 with a poverty rate of 0.63%. The median rental costs in recent years comes to $1,104 per month, and the median house value is $247,200. The median age in Big Rock is 46.9 years, 46.4 years for males, and 47.9 years for females.

Big Rock Demographics

According to the most recent ACS, the racial composition of Big Rockwas:

  • White: 95.59%
  • Two or more races: 3.78%
  • Native American: 0.39%
  • Other race: 0.24%
  • Black or African American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Big Rock, Illinois is 1,100 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 1,104.

Big Rock, Illinois Population 2022

Population by Race

Race Population Percentage
White1,21595.59%
American Indian and Alaska Native50.39%
Some Other Race30.24%
Two or More Races483.78%
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Big Rock Population by Race

Big Rock Population Pyramid 2022

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Big Rock Median Age

41.1


Total

41.7


Male

40


Female

Big Rock Adults

There are 957 adults, (233 of whom are seniors) in Big Rock.

Big Rock Age Dependency

Age Dependency Ratio

32.2

Old Age Dependency Ratio

43.4

Child Dependency Ratio

Big Rock Sex Ratio

Female

585

46.03%

Male

686

53.97%

Big Rock Population by Age

Big Rock Renter vs Owner Occupied by Household Type

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Big Rock Household Types

Type Owner Renter
Male100%0%
Married91.5%8.5%
All88%12%
Female76.5%23.5%
Non Family68.3%31.7%

88.0%

Rate of Home Ownership

Big Rock Households and Families

Type Count Average Size Owned
All424388
Married3303.2391.5
Male173.06100
Female17476.5
Non Family601.4268.3

3.23

Average Family Size

3

Average Household Size

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Big Rock Households by Type

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Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade394.35%
High School Graduate25228.09%
Some College26629.65%
Associates Degree9610.70%
Bachelors Degree15917.73%
Graduate Degree859.48%
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Big Rock Educational Attainment by Sex (over 25)

Big Rock Educational Attainment by Race

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Race Total High School Bachelors
White843807233
2+ Races25255
Hispanic37346
Other Race3

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 white people with a rate of 27.64%.

Big Rock Educational Attainment by Race

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Name Average Male Female
Overall$52,188$58,512$42,132
Less Than 9th Grade$35,313$$
High School Graduate$47,321$58,750$44,688
Some College$52,850$58,036$38,281
Bachelors Degree$56,250$68,750$41,471
Graduate Degree$51,000$$49,250

$52,188

Average Earnings

$58,512

Average Male

$42,132

Average Female

Big Rock Earnings by Educational Attainment

Big Rock Language by Age

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Big Rock Language

98.73% of Big Rock residents speak only English, while 1.27% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.01% of the population.

Big Rock Language

Big Rock Poverty by Race

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0.63%

Overall Poverty Rate

1.17%

Male Poverty Rate

0.00%

Female Poverty Rate

Poverty in Big Rock

The race most likely to be in poverty in Big Rock is White, with 0.68% below the poverty level.

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

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 3.16%, and for those that did not work, the poverty rate was 0.00%.

Big Rock Poverty

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Name Poverty
Less Than 9th Grade0.00%
High School1.59%
Some College0.00%
Bachelors or Greater0.00%

Big Rock Poverty Rate by Education

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Rate Poverty
Male Employed1.14%
Male Unemployed16.00%
Female Employed0.00%
Female Unemployed0.00%

Big Rock Poverty Rate by Employment Status and Sex

Big Rock Income by Household Type

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Name Median Mean
Households$106,375$133,130
Families$111,071$144,338
Married Families$111,250-
Non Families$66,750$60,893
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Income by Household Type

Big Rock Marital Status

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Marriage Rates

67.7%

Overall Marriage Rate

64.7%

Male Marriage Rate

71.1%

Female Marriage Rate

Big Rock Married by Age and Sex

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Big Rock 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.

Big Rock Marital Status by Race

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Big Rock Marital Status

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70

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War6
First Gulf War8
Vietnam40
Korea4
World War II6

Big Rock Veterans by War

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Age Group Veterans
18 to 346
35 to 548
55 to 643
65 to 7430
75+23

Big Rock Veterans by Age

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Big Rock Veterans by Race

Big Rock Veterans by Education

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0.00%

Veteran Poverty Rate

44.29%

Veteran Disability Rate

Big Rock Veterans by Education

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65.9%

Labor Force Participation

62.6%

Employment Rate

4.9%

Unemployment Rate

Big Rock Employment by Age

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Big Rock Employment by Race

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Big Rock 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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82.69%

Born in Big Rock

98.58%

Native Born

1.42%

Foreign Born

0.24%

Non Citizen

1.18%

Naturalized

Place of Birth

98.58% of Big Rock residents were born in the United States, with 82.69% 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 Europe.

Big Rock Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
20101,1260.00%
20111,124-2-0.18%
20121,122-2-0.18%
20131,120-2-0.18%
20141,118-2-0.18%
20151,116-2-0.18%
20161,114-2-0.18%
20171,112-2-0.18%
20181,110-2-0.18%
20191,108-2-0.18%
20201,104-4-0.36%
20211,102-2-0.18%
20221,100-2-0.18%

Big Rock Population by Year