Big Rock, Illinois Population 2024

1,077

Big Rock Demographics

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

  • White: 93.04%
  • Two or more races: 4.75%
  • Asian: 1.8%
  • Other race: 0.25%
  • Native American: 0.16%
  • Black or African American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
4.3 sq mi
Density (mi²)
249.40/sq mi
Growth Since 2020
-2.53% (-28)
The current population of Big Rock, Illinois is 1,077 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 1,105.

Population by Race

Race
Population
Percentage (of total)
White1,13693.04%
Two or more races584.75%
Asian221.8%
Other race30.25%
Native American20.16%
Black or African American00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Asian

Other race

Native American

Black or African American

Native Hawaiian or Pacific Islander

Big Rock Population by Race

Big Rock Population Pyramid 2024

Big Rock Median Age

43.8

Total

45.2

Male

41.8

Female

Big Rock Adults

There are 916 adults, (235 of whom are seniors) in Big Rock.

Big Rock Age Dependency

79.3

Age Dependency Ratio

34.5

Old Age Dependency Ratio

44.8

Child Dependency Ratio

Big Rock Sex Ratio

Female60049.14%
Male62150.86%

Big Rock Population by Age

Big Rock Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4262.8793.26.8
Married3303.1794.25.8
Non Family691.3591.38.7
Female153.5373.326.7
Male122.331000

3.14

Average Family Size

2.87

Average Household Size

93.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Big Rock Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade252.93%
Associates Degree9911.62%
Bachelors Degree17420.42%
Graduate Degree839.74%
High School Graduate26931.57%
Less Than 9th Grade00%
Some College20223.71%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Big Rock Educational Attainment by Sex (over 25)

Big Rock Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White775753236
Hispanic33305
2+ Races25257
Asian22229
Other Race300

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

The highest rate of bachelors degrees is among asian people with a rate of 40.91%.

Big Rock Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$64,750$79,750$46,625
Graduate Degree$86,875$177,083$69,167
High School Graduate$54,375$77,188$42,778
Less Than 9th Grade$0$0$0
Overall$63,224$76,875$46,063
Some College$61,711$69,375$50,795

$63,224

Average Earnings

$76,875

Average Male

$46,063

Average Female

Big Rock Earnings by Educational Attainment

Big Rock Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Big Rock Language

97.26% of Big Rock residents speak only English, while 2.74% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.77% of the population.

Big Rock Language

Big Rock Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White1,104635.71%

5.16%

Overall Poverty Rate

3.06%

Male Poverty Rate

7.33%

Female Poverty Rate

Poverty in Big Rock

The race most likely to be in poverty in Big Rock is White, with 5.71% below the poverty level.

The race least likely to be in poverty in Big Rock is White, with 5.71% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 8.23%, and for those that did not work, the poverty rate was 6.23%.

Big Rock Poverty

rate

Rate
Poverty
High School6.32%
Some College4.65%
Bachelors or Greater0.78%
Less Than 9th Grade0%

Big Rock Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed15%
Male Employed4.31%
Female Employed0%
Female Unemployed0%

Big Rock Poverty Rate by Employment Status and Sex

Big Rock Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$129,028$144,842
Households$122,000$137,010
Married Families$129,722$-999,999,999
Non Families$86,458$96,262

mean

median

Income by Household Type

Big Rock Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

72.2%

Overall Marriage Rate

71.8%

Male Marriage Rate

72.5%

Female Marriage Rate

Big Rock Married by Age and Sex

male

female

Big Rock 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 45-54.

Big Rock Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Big Rock Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

54

Number of Veterans

54

Male Veterans

0

Female Veterans

War
Veterans
Vietnam28
First Gulf War11
Second Gulf War4
World War II3
Korea2

Big Rock Veterans by War

count

Age Group
Veterans
75+19
65 to 7417
35 to 547
55 to 647
18 to 344

Big Rock Veterans by Age

count

Name
Veterans
% of Total
White536.15%
2+ Races13.45%

Big Rock Veterans by Race

Big Rock Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

48.15%

Veteran Disability Rate

Big Rock Veterans by Education

LaborForceParticipation

67.9%

Labor Force Participation

65.2%

Employment Rate

4%

Unemployment Rate

Big Rock Employment by Age

LaborForceParticipation

Big Rock Employment by Race

LaborForceParticipation

Big Rock 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

79.61%

Born in Big Rock

97.95%

Native Born

2.05%

Foreign Born

0.98%

Non Citizen

1.06%

Naturalized

Place of Birth

97.95% of Big Rock residents were born in the United States, with 79.61% having been born in Illinois. 0.98% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Big Rock Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20291,042-7-0.67%
20281,049-7-0.66%
20271,056-7-0.66%
20261,063-7-0.65%
20251,070-7-0.65%
20241,077-7-0.65%
20231,084-5-0.46%
20221,089-10-0.91%
20211,099-6-0.54%
20201,105-24-2.13%
20191,129-10-0.88%
20181,139-9-0.78%
20171,148-4-0.35%
20161,15200%
20151,15230.26%
20141,14970.61%
20131,14220.18%
20121,14020.18%
20111,13850.44%
20101,13300%

Big Rock Population by Year