Big Rock, Iowa Population 2024

14

Big Rock Demographics

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

  • White: 100%
  • Black or African American: 0%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
  • Two or more races: 0%
State
Iowa
Land Area (mi²)
0.3 sq mi
Density (mi²)
42.50/sq mi
Growth Since 2020
-58.82% (-20)
The current population of Big Rock, Iowa is 14 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 34.

Population by Race

Race
Population
Percentage (of total)
White12100%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%
Two or more races00%

White

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Big Rock Population by Race

Big Rock Population Pyramid 2024

Big Rock Median Age

62.1

Total

0

Male

0

Female

Big Rock Adults

There are 12 adults, (0 of whom are seniors) in Big Rock.

Big Rock Age Dependency

0

Age Dependency Ratio

0

Old Age Dependency Ratio

0

Child Dependency Ratio

Big Rock Sex Ratio

Female216.67%
Male1083.33%

Big Rock Population by Age

Big Rock Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All101.23070
Non Family700100
Married31.671000
Male0000
Female0000

1.67

Average Family Size

1.2

Average Household Size

30.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Big Rock Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade00%
Associates Degree00%
Bachelors Degree216.67%
Graduate Degree00%
High School Graduate1083.33%
Less Than 9th Grade00%
Some College00%

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
White12122

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

The highest rate of bachelors degrees is among white people with a rate of 16.67%.

Big Rock Educational Attainment by Race

Big Rock Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Big Rock Language

100% of Big Rock residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.

Big Rock Language

rate

Rate
Poverty
Less Than 9th Grade0%
High School0%
Some College0%
Bachelors or Greater0%

Big Rock Poverty Rate by Education

rate

Rate
Poverty
Male Employed0%
Male Unemployed0%
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-$-999,999,999
Households-$-999,999,999
Married Families-$-999,999,999
Non Families-$-999,999,999

mean

median

Income by Household Type

Big Rock Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

41.7%

Overall Marriage Rate

30.0%

Male Marriage Rate

100.0%

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 35-44.

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

0

Number of Veterans

0

Male Veterans

0

Female Veterans

War
Veterans
Second Gulf War0
First Gulf War0
Vietnam0
Korea0
World War II0

Big Rock Veterans by War

count

Age Group
Veterans
18 to 340
35 to 540
55 to 640
65 to 740
75+0

Big Rock Veterans by Age

count

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

0%

Veteran Disability Rate

Big Rock Veterans by Education

LaborForceParticipation

41.7%

Labor Force Participation

41.7%

Employment Rate

0%

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

83.33%

Born in Big Rock

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Big Rock residents were born in the United States, with 83.33% having been born in Iowa. 0% 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: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20241417.69%
20231318.33%
202212-8-40%
202120-14-41.18%
20203400%

Big Rock Population by Year