Rock Rapids, Iowa Population 2024

2,734

Rock Rapids is a city located in Lyon County Iowa. Rock Rapids has a 2024 population of 2,734. It is also the county seat of Lyon County.Rock Rapids is currently growing at a rate of 1.11% annually and its population has increased by 4.87% since the most recent census, which recorded a population of 2,607 in 2020.

The average household income in Rock Rapids is $81,589 with a poverty rate of 2.42%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Rock Rapids is 40.6 years, 36.1 years for males, and 44.7 years for females.

Rock Rapids Demographics

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

  • White: 92.82%
  • Two or more races: 5.17%
  • Other race: 1.18%
  • Asian: 0.53%
  • Black or African American: 0.15%
  • Native American: 0.15%
  • Native Hawaiian or Pacific Islander:
State
Iowa
Land Area (mi²)
4.2 sq mi
Density (mi²)
644.90/sq mi
Growth Since 2020
4.87% (127)
The current population of Rock Rapids, Iowa is 2,734 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 2,607.

Rock Rapids, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White2,44292.82%
Two or more races1365.17%
Other race311.18%
Asian140.53%
Black or African American40.15%
Native American40.15%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Rock Rapids Population by Race

Rock Rapids Population Pyramid 2024

Rock Rapids Median Age

40.6

Total

36.1

Male

44.7

Female

Rock Rapids Adults

There are 1,848 adults, (540 of whom are seniors) in Rock Rapids.

Rock Rapids Age Dependency

101.1

Age Dependency Ratio

41.3

Old Age Dependency Ratio

59.9

Child Dependency Ratio

Rock Rapids Sex Ratio

Female1,20645.84%
Male1,42554.16%

Rock Rapids Population by Age

Rock Rapids Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All9502.6678.821.2
Married5483.2694.35.7
Non Family2811.2149.550.5
Male633.31000
Female583.3351.748.3
showing: 5 rows

3.26

Average Family Size

2.66

Average Household Size

78.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Rock Rapids Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Rock Rapids Educational Attainment by Sex (over 25)

Rock Rapids Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 22.43%.

Rock Rapids Educational Attainment by Race

All

Male

Female

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$48,343

Average Earnings

$54,485

Average Male

$37,500

Average Female

Rock Rapids Earnings by Educational Attainment

Rock Rapids Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Rock Rapids Language

97.7% of Rock Rapids residents speak only English, while 2.3% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.63% of the population.

Rock Rapids Language

Rock Rapids Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White2,337612.61%
showing: 1 rows

2.42%

Overall Poverty Rate

1.37%

Male Poverty Rate

3.68%

Female Poverty Rate

Poverty in Rock Rapids

The race most likely to be in poverty in Rock Rapids is White, with 2.61% below the poverty level.

The race least likely to be in poverty in Rock Rapids is White, with 2.61% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.32%. Among those working part-time, it was 2.06%, and for those that did not work, the poverty rate was 8.66%.

Rock Rapids Poverty

rate

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Rate
Poverty
Less Than 9th Grade20.39%
High School3.73%
Some College2.13%
Bachelors or Greater
showing: 4 rows

Rock Rapids Poverty Rate by Education

rate

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Rate
Poverty
Male Employed1.14%
Female Employed0.55%
Male Unemployed
Female Unemployed
showing: 4 rows

Rock Rapids Poverty Rate by Employment Status and Sex

Rock Rapids Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Rock Rapids Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.8%

Overall Marriage Rate

57.0%

Male Marriage Rate

58.4%

Female Marriage Rate

Rock Rapids Married by Age and Sex

male

female

Rock Rapids Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Rock Rapids Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Rock Rapids Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

92

Number of Veterans

92

Male Veterans

Female Veterans

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Rock Rapids Veterans by War

count

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Rock Rapids Veterans by Age

count

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Rock Rapids Veterans by Race

Rock Rapids Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

30.43%

Veteran Disability Rate

Rock Rapids Veterans by Education

LaborForceParticipation

63.1%

Labor Force Participation

60.5%

Employment Rate

4.1%

Unemployment Rate

Rock Rapids Employment by Age

LaborForceParticipation

Rock Rapids Employment by Race

LaborForceParticipation

Rock Rapids 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

61.73%

Born in Rock Rapids

97.38%

Native Born

2.62%

Foreign Born

1.98%

Non Citizen

0.65%

Naturalized

Place of Birth

97.38% of Rock Rapids residents were born in the United States, with 61.73% having been born in Iowa. 1.98% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Rock Rapids Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20292,884301.05%
20282,854301.06%
20272,824301.07%
20262,794301.09%
20252,764301.1%
20242,734301.11%
20232,704301.12%
20222,674301.13%
20212,644371.42%
20202,607763%
20192,531-23-0.9%
20182,55460.24%
20172,548-8-0.31%
20162,556-14-0.54%
20152,57090.35%
20142,561
20132,561-10-0.39%
20122,57140.16%
20112,567230.9%
20102,544-29-1.13%
20002,573-28-1.08%
19902,601-92-3.42%
19802,693612.32%
19702,632-148-5.32%
19602,7801405.3%
19502,640843.29%
19402,556
showing: 27 rows

Rock Rapids Population by Year