Story County, Iowa Population 2024

98,875

Story County, Iowa's estimated 2024 population is 98,875 with a growth rate of 0.31% in the past year according to the most recent United States census data. Story County, Iowa is the 9th largest county in Iowa. The 2010 population was 89,661 and has seen a growth of 10.28% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
2029100,4203090.31%
2028100,1113090.31%
202799,8023090.31%
202699,4933090.31%
202599,1843090.31%
202498,8753090.31%
202398,5663090.31%
202298,257-1,422-1.43%
202199,6791,0301.04%
202098,6491,2081.24%
201997,4416920.72%
201896,749-586-0.6%
201797,3353230.33%
201697,0122680.28%
201596,7448500.89%
201495,8941,9562.08%
201393,9381,8922.06%
201292,0468820.97%
201191,1641,5031.68%
201089,66100%
199074,2521,9262.66%
198072,3269,54315.2%
197062,78313,45627.28%
196049,3275,03311.36%
195044,29410,86032.48%
194033,4342,2937.36%
193031,1414,95618.93%
192026,1852,1028.73%
191024,0839243.99%
190023,1595,03227.76%
189018,1271,2217.22%
188016,9065,25545.1%
187011,6517,600187.61%
18604,051-96,369-95.97%
2024 Growth Rate
0.31% (309)
County Website
Story County
State
Iowa
County Seat
Nevada
2020 Population
98,649
Area
573 mi²
Density
173 people/mi²
Growth Since 2020
0.23% (226)
Founded
1846

Population by Race

Race
Population
Percentage (of total)
White82,65083.85%
Asian7,1797.28%
Two or more races4,6054.67%
Black or African American2,3332.37%
Other race1,5011.52%
Native American2600.26%
Native Hawaiian or Pacific Islander450.05%

White

Asian

Two or more races

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

Story County, Iowa Population by Race

Story County, Iowa Population Pyramid 2024

Story County, Iowa Median Age

26.5

Total

25.7

Male

27.9

Female

Story County, Iowa Adults

There are 82,762 adults, (12,452 of whom are seniors) in Story County, Iowa.

Story County, Iowa Age Dependency

40.2

Age Dependency Ratio

17.7

Old Age Dependency Ratio

22.5

Child Dependency Ratio

Story County, Iowa Sex Ratio

Female46,84747.53%
Male51,72652.47%

Story County, Iowa Population by Age

Story County, Iowa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All38,4122.2555.744.3
Non Family19,6291.632.967.1
Married15,5482.9486.913.1
Female2,1762.8640.159.9
Male1,0593.0851.648.4

2.87

Average Family Size

2.25

Average Household Size

55.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Story County, Iowa Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,1102.15%
Associates Degree5,68410.99%
Bachelors Degree15,58930.13%
Graduate Degree11,59322.41%
High School Graduate8,37216.18%
Less Than 9th Grade4160.8%
Some College8,97617.35%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Story County, Iowa Educational Attainment by Sex (over 25)

Story County, Iowa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White44,15243,21722,470
Asian3,4003,2372,785
2+ Races1,6241,588849
Hispanic1,5431,325682
Black1,153967483
Other Race678588262
Native American17715513
Islander282820

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

The highest rate of bachelors degrees is among asian people with a rate of 81.91%.

Story County, Iowa Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$57,773$67,293$50,988
Graduate Degree$67,662$74,321$60,274
High School Graduate$33,620$40,925$26,629
Less Than 9th Grade$25,568$31,691$0
Overall$50,544$57,672$43,487
Some College$44,014$50,115$37,225

$50,544

Average Earnings

$57,672

Average Male

$43,487

Average Female

Story County, Iowa Earnings by Educational Attainment

Story County, Iowa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Story County, Iowa Language

88.44% of Story County, Iowa residents speak only English, while 11.56% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 5.47% of the population.

Story County, Iowa Language

Story County, Iowa Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White70,66612,52817.73%
Asian6,8872,29033.25%
Multiple4,1481,18628.59%
Black2,05251625.15%
Hispanic3,03539913.15%
Other1,22713611.08%
Native2158338.6%
Islander451226.67%

19.63%

Overall Poverty Rate

20.61%

Male Poverty Rate

18.55%

Female Poverty Rate

Poverty in Story County, Iowa

The race most likely to be in poverty in Story County, Iowa is Native, with 38.6% below the poverty level.

The race least likely to be in poverty in Story County, Iowa is Other, with 11.08% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.62%. Among those working part-time, it was 41.1%, and for those that did not work, the poverty rate was 26.1%.

Story County, Iowa Poverty

rate

Rate
Poverty
High School13.96%
Less Than 9th Grade12.78%
Some College9.06%
Bachelors or Greater5%

Story County, Iowa Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed66.92%
Female Unemployed57.04%
Female Employed17.4%
Male Employed13%

Story County, Iowa Poverty Rate by Employment Status and Sex

Story County, Iowa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$109,432$131,451
Households$66,197$89,244
Married Families$120,592$146,740
Non Families$39,798$47,693

mean

median

Income by Household Type

Story County, Iowa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

38.0%

Overall Marriage Rate

36.2%

Male Marriage Rate

39.9%

Female Marriage Rate

Story County, Iowa Married by Age and Sex

male

female

Story County, Iowa Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Story County, Iowa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Story County, Iowa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3,587

Number of Veterans

3,256

Male Veterans

331

Female Veterans

War
Veterans
Vietnam1,158
Second Gulf War1,118
First Gulf War558
Korea164
World War II83

Story County, Iowa Veterans by War

count

Age Group
Veterans
75+918
65 to 74843
35 to 54771
18 to 34573
55 to 64482

Story County, Iowa Veterans by Age

count

Name
Veterans
% of Total
White3,2594.67%
Black1447.77%
2+ Races1354.28%
Hispanic762.73%
Asian270.43%
Other Race131.05%
Native American93.72%

Story County, Iowa Veterans by Race

Story County, Iowa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.45%

Veteran Poverty Rate

28.69%

Veteran Disability Rate

Story County, Iowa Veterans by Education

LaborForceParticipation

66.7%

Labor Force Participation

62.9%

Employment Rate

5.6%

Unemployment Rate

Story County, Iowa Employment by Age

LaborForceParticipation

Story County, Iowa Employment by Race

LaborForceParticipation

Story County, Iowa 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

61.81%

Born in Story County, Iowa

91%

Native Born

9%

Foreign Born

6.09%

Non Citizen

2.91%

Naturalized

Place of Birth

91% of Story County, Iowa residents were born in the United States, with 61.81% having been born in Iowa. 6.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Story County, Iowa Place of Birth

Sources