Johnson County Summary

Life in Johnson County research summary. HomeSnacks has been researching the quality of life in Johnson County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Johnson County:

  • The population in Johnson County is 153,360.

  • The median home value in Johnson County is $284,675.

  • The median income in Johnson County is $72,977.

  • The median rent in Johnson County is $1,086.

  • The unemployment rate in Johnson County is 3.8%.

  • The poverty rate in Johnson County is 16.9%.

  • The average high in Johnson County is 68.4° and there are 88.9 inches of rainfall annually.

Cities & Towns in Johnson County

List Of Cities & Towns in Johnson County

Iowa City, IA Population 74,878

Coralville, IA Population 22,494

North Liberty, IA Population 20,393

Tiffin, IA Population 4,845

Solon, IA Population 3,020

West Branch, IA Population 2,503

University Heights, IA Population 1,353

Lone Tree, IA Population 1,261

Swisher, IA Population 1,126

Hills, IA Population 889

Shueyville, IA Population 813

Oxford, IA Population 702

Frytown, IA Population 35

Map Of Johnson County

Johnson County, IA Weather

  • The average high in Johnson County is 68.4°.

  • There are 74.73 nice days each year.

  • Expect an average of 88.9 inches of rain each year with 9.5 inches of snow.

  • There is an average of 5:00 hours of sun each day in Johnson County.

StatJohnson County
Mean High68.4
Nice Days74.73
Rainfall88.9
Snowfall9.5
Sunny_hours5:00
68.4°
Average High
88.9
Inches of Rain

Johnson County Photos

City Center Square
Source: Wikipedia User American007 (talk) | CC BY-SA 3.0
Iowa Archaeology Edgewater
Source: Wikipedia User Billwhittaker (talk) | CC BY-SA 3.0
Coralville Iowa
Source: Public Domain
Usace Coralville Reservoir Iowa
Source: Public Domain
Bethel Ame Iowa City
Source: Wikipedia User Billwhittaker at en.wikip | CC BY-SA 3.0
Iowa City Depot
Source: Wikipedia User Original uploader was Bil | CC BY-SA 3.0

Johnson County Demographics

Population over time in Johnson County

The current population in Johnson County is 153,360. The population has increased 2.2% from 2019.

Year Population % Change
2022 151,833 0.7%
2021 150,819 1.5%
2020 148,577 -

Gender in Johnson County

  • Johnson County is 50.1% female with 76,894 female residents.

  • Johnson County is 49.9% male with 76,466 male residents.

Female
50.1% (76,894)
Male
49.9% (76,466)
Gender Johnson County IA USA
Female 50.1% 49.9% 50.4%
Male 49.9% 50.1% 49.6%

Race / Ethnicity in Johnson County

Johnson County is:

  • 76.5% White with 117,253 White residents.

  • 7.3% African American with 11,254 African American residents.

  • 0.1% American Indian with 151 American Indian residents.

  • 6.1% Asian with 9,382 Asian residents.

  • 0.1% Hawaiian with 80 Hawaiian residents.

  • 0.3% Other with 457 Other residents.

  • 3.7% Two Or More with 5,701 Two Or More residents.

  • 5.9% Hispanic with 9,082 Hispanic residents.

White
76.5% (117,253)
African American
7.3% (11,254)
American Indian
0.1% (151)
Asian
6.1% (9,382)
Hawaiian
0.1% (80)
Other
0.3% (457)
Two Or More
3.7% (5,701)
Hispanic
5.9% (9,082)

Table: Johnson County By Race

Race Johnson County IA USA
White 76.5% 83.8% 58.9%
African American 7.3% 3.7% 12.1%
American Indian 0.1% 0.2% 0.6%
Asian 6.1% 2.5% 5.7%
Hawaiian 0.1% 0.1% 0.2%
Other 0.3% 0.2% 0.4%
Two Or More 3.7% 2.9% 3.5%
Hispanic 5.9% 6.5% 18.7%

Household Income For Johnson County, Iowa

  • 6.9% of households in Johnson County earn Less than $10,000.

  • 4.0% of households in Johnson County earn $10,000 to $14,999.

  • 6.9% of households in Johnson County earn $15,000 to $24,999.

  • 7.9% of households in Johnson County earn $25,000 to $34,999.

  • 10.7% of households in Johnson County earn $35,000 to $49,999.

  • 14.7% of households in Johnson County earn $50,000 to $74,999.

  • 11.4% of households in Johnson County earn $75,000 to $99,999.

  • 18.2% of households in Johnson County earn $100,000 to $149,999.

  • 8.4% of households in Johnson County earn $150,000 to $199,999.

  • 10.9% of households in Johnson County earn $200,000 or more.

Less than $10,000
6.9% (10,532)
$10,000 to $14,999
4.0% (6,063)
$15,000 to $24,999
6.9% (10,627)
$25,000 to $34,999
7.9% (12,181)
$35,000 to $49,999
10.7% (16,333)
$50,000 to $74,999
14.7% (22,584)
$75,000 to $99,999
11.4% (17,515)
$100,000 to $149,999
18.2% (27,895)
$150,000 to $199,999
8.4% (12,925)
$200,000 or more
10.9% (16,700)
Income Johnson County IA USA
Less than $10,000 6.9% 4.2% 4.9%
$10,000 to $14,999 4.0% 3.6% 3.8%
$15,000 to $24,999 6.9% 7.4% 7.0%
$25,000 to $34,999 7.9% 7.8% 7.4%
$35,000 to $49,999 10.7% 11.9% 10.7%
$50,000 to $74,999 14.7% 17.9% 16.1%
$75,000 to $99,999 11.4% 14.3% 12.8%
$100,000 to $149,999 18.2% 18.2% 17.1%
$150,000 to $199,999 8.4% 7.6% 8.8%
$200,000 or more 10.9% 7.1% 11.4%

Highest level of educational attainment in Johnson County for adults over 25

  • 1.0% of adults in Johnson County completed < 9th grade.

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

  • 16.0% of adults in Johnson County completed high school / ged.

  • 18.0% of adults in Johnson County completed some college.

  • 9.0% of adults in Johnson County completed associate's degree.

  • 29.0% of adults in Johnson County completed bachelor's degree.

  • 14.0% of adults in Johnson County completed master's degree.

  • 5.0% of adults in Johnson County completed professional degree.

  • 6.0% of adults in Johnson County completed doctorate degree.

< 9th Grade
1% (1,533)
9-12th Grade
2% (3,067)
High School / GED
16% (24,537)
Some College
18% (27,604)
Associate's Degree
9% (13,802)
Bachelor's Degree
28% (44,474)
Master's Degree
14% (21,470)
Professional Degree
5% (7,668)
Doctorate Degree
6% (9,201)
Education Johnson County IA USA
< 9th Grade 1% 3% 3%
9-12th Grade 2% 4% 6%
High School / GED 16% 31% 26%
Some College 18% 20% 20%
Associate's Degree 9% 12% 9%
Bachelor's Degree 28% 20% 21%
Master's Degree 14% 7% 10%
Professional Degree 5% 2% 2%
Doctorate Degree 6% 1% 2%

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