Johnston, IA
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2025-10-25

Living In Johnston, Iowa Summary

Life in Johnston research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Johnston over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Johnston:

  • The population in Johnston is 24,196.

  • The median home value in Johnston is $398,377.

  • The median income in Johnston is $103,430.

  • The cost of living in Johnston is 109 which is 1.1x higher than the national average.

  • The median rent in Johnston is $1,288.

  • The unemployment rate in Johnston is 1.8%.

  • The poverty rate in Johnston is 7.6%.

  • The average high in Johnston is 59.9° and the average low is 39.6°.

Johnston SnackAbility

9.5
Overall SnackAbility
Jobs
9/10
Housing
8.5
Affordability
8
Diversity
7
Safety
8.5
Amenities
8
Education
9.5
Commute
8.5

Johnston, IA Crime Report

Crime in Johnston summary. We use data from the FBI to determine the crime rates in Johnston. Key points include:

  • There were 205 total crimes in Johnston in the last reporting year.

  • The overall crime rate per 100,000 people in Johnston is 826.0 / 100k people.

  • The violent crime rate per 100,000 people in Johnston is 76.6 / 100k people.

  • The property crime rate per 100,000 people in Johnston is 749.4 / 100k people.

  • Overall, crime in Johnston is -61.02% below the national average.

205
Total Crimes
-61.02%
Below National Average

Crime In Johnston Comparison Table

Statistic Count
Raw
Johnston
/ 100k People
Iowa
/ 100k People
National
/ 100k People
Total Crimes Per 100K 205 826.0 1,540.0 2,119.2
Violent Crime 19 76.6 243.3 359.0
Murder 1 4.0 2.1 5.0
Robbery 2 8.1 18.7 61.0
Aggravated Assault 13 52.4 187.2 256.0
Property Crime 186 749.4 1,296.8 1,760.0
Burglary 19 76.6 199.1 229.0
Larceny 131 527.8 962.6 1,272.0
Car Theft 36 145.1 135.1 259.0

Johnston, IA Cost Of Living

Cost of living in Johnston summary. We use data on the cost of living to determine how expensive it is to live in Johnston. Real estate prices drive most of the variance in cost of living around Iowa. Key points include:

  • The cost of living in Johnston is 109 with 100 being average.

  • The cost of living in Johnston is 1.1x higher than the national average.

  • The median home value in Johnston is $398,377.

  • The median income in Johnston is $103,430.

109
Johnston's Overall Cost Of Living
1.1x
Higher Than The National Average

Cost Of Living In Johnston Comparison Table

Living Expense Johnston Iowa National Average
Overall 109 90 100
Services 94 96 100
Groceries 99 97 100
Health 95 99 100
Housing 139 75 100
Transportation 90 99 100
Utilities 85 94 100

Johnston, IA Weather

  • The average high in Johnston is 59.9° and the average low is 39.6°.

  • There are 63.4 days of precipitation each year.

  • Expect an average of 35.5 inches of precipitation each year with 35.8 inches of snow.

StatJohnston
Average Annual High59.9
Average Annual Low39.6
Annual Precipitation Days63.4
Average Annual Precipitation35.5
Average Annual Snowfall35.8
59.9°
Average High
63.4
Days of Rain

Johnston, IA Photos

Johnston Welcome Sign
Source: Wikipedia User Iowahwyman | CC BY-SA 3.0

Rankings for Johnston in Iowa

Locations Around Johnston

Map Of Johnston, IA

Best Places Around Johnston

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2

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3

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Population 18,776

4

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Population 69,893

5

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Population 13,610

6

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Population 20,592

7

Waukee, IA
Population 26,974

8

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Population 15,810

9

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10

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Johnston Demographics And Statistics

Population over time in Johnston

The current population in Johnston is 24,196. The population has increased 53.9% from 2010.

Year Population % Change
2023 24,196 1.4%
2022 23,856 1.9%
2021 23,418 6.1%
2020 22,077 3.1%
2019 21,406 3.1%
2018 20,767 2.9%
2017 20,172 3.5%
2016 19,491 -0.3%
2015 19,550 3.6%
2014 18,874 4.1%
2013 18,135 4.7%
2012 17,316 5.3%
2011 16,446 4.6%
2010 15,723 -

Race / Ethnicity in Johnston

White
79.3% (19,190)
African American
8.6% (2,081)
American Indian
0.1% (16)
Asian
7.2% (1,735)
Hawaiian
0.0% (0)
Other
0.1% (14)
Two Or More
2.7% (646)
Hispanic
2.1% (514)

Johnston is:

  • 79.3% White with 19,190 White residents.

  • 8.6% African American with 2,081 African American residents.

  • 0.1% American Indian with 16 American Indian residents.

  • 7.2% Asian with 1,735 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.1% Other with 14 Other residents.

  • 2.7% Two Or More with 646 Two Or More residents.

  • 2.1% Hispanic with 514 Hispanic residents.

Race Johnston IA USA
White 79.3% 83.1% 58.2%
African American 8.6% 3.8% 12.0%
American Indian 0.1% 0.2% 0.5%
Asian 7.2% 2.4% 5.7%
Hawaiian 0.0% 0.1% 0.2%
Other 0.1% 0.2% 0.5%
Two Or More 2.7% 3.2% 3.9%
Hispanic 2.1% 7.0% 19.0%

Gender in Johnston

Female
50.9% (12,321)
Male
49.1% (11,875)
  • Johnston is 50.9% female with 12,321 female residents.

  • Johnston is 49.1% male with 11,875 male residents.

Gender Johnston IA USA
Female 50.9% 49.9% 50.5%
Male 49.1% 50.1% 49.5%

Highest level of educational attainment in Johnston for adults over 25

  • 0.0% of adults in Johnston completed < 9th grade.

  • 2.0% of adults in Johnston completed 9-12th grade.

  • 15.0% of adults in Johnston completed high school / ged.

  • 17.0% of adults in Johnston completed some college.

  • 8.0% of adults in Johnston completed associate's degree.

  • 37.0% of adults in Johnston completed bachelor's degree.

  • 15.0% of adults in Johnston completed master's degree.

  • 3.0% of adults in Johnston completed professional degree.

  • 3.0% of adults in Johnston completed doctorate degree.

< 9th Grade
0.0% (0)
9-12th Grade
2.0% (483)
High School / GED
15.0% (3,629)
Some College
17.0% (4,113)
Associate's Degree
8.0% (1,935)
Bachelor's Degree
37.0% (8,952)
Master's Degree
15.0% (3,629)
Professional Degree
3.0% (725)
Doctorate Degree
3.0% (725)
Education Johnston IA USA
< 9th Grade 0.0% 3.0% 5.0%
9-12th Grade 2.0% 4.0% 6.0%
High School / GED 15.0% 30.0% 26.0%
Some College 17.0% 20.0% 19.0%
Associate's Degree 8.0% 12.0% 9.0%
Bachelor's Degree 37.0% 21.0% 21.0%
Master's Degree 15.0% 7.0% 10.0%
Professional Degree 3.0% 2.0% 2.0%
Doctorate Degree 3.0% 1.0% 2.0%

Household Income For Johnston, Iowa

  • 2.0% of households in Johnston earn Less than $10,000.

  • 2.3% of households in Johnston earn $10,000 to $14,999.

  • 2.5% of households in Johnston earn $15,000 to $24,999.

  • 6.1% of households in Johnston earn $25,000 to $34,999.

  • 9.2% of households in Johnston earn $35,000 to $49,999.

  • 13.8% of households in Johnston earn $50,000 to $74,999.

  • 12.6% of households in Johnston earn $75,000 to $99,999.

  • 15.5% of households in Johnston earn $100,000 to $149,999.

  • 13.4% of households in Johnston earn $150,000 to $199,999.

  • 22.6% of households in Johnston earn $200,000 or more.

Less than $10,000
2.0% (48,888)
$10,000 to $14,999
2.3% (56,234)
$15,000 to $24,999
2.5% (60,034)
$25,000 to $34,999
6.1% (147,678)
$35,000 to $49,999
9.2% (222,151)
$50,000 to $74,999
13.8% (333,353)
$75,000 to $99,999
12.6% (304,729)
$100,000 to $149,999
15.5% (375,402)
$150,000 to $199,999
13.4% (324,234)
$200,000 or more
22.6% (546,892)
Income Johnston IA USA
Less than $10,000 2.0% 4.0% 4.9%
$10,000 to $14,999 2.3% 3.4% 3.6%
$15,000 to $24,999 2.5% 7.0% 6.6%
$25,000 to $34,999 6.1% 7.3% 6.8%
$35,000 to $49,999 9.2% 11.7% 10.4%
$50,000 to $74,999 13.8% 17.8% 15.7%
$75,000 to $99,999 12.6% 14.1% 12.7%
$100,000 to $149,999 15.5% 18.4% 17.4%
$150,000 to $199,999 13.4% 8.4% 9.3%
$200,000 or more 22.6% 8.0% 12.6%

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