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CITY · 2010 ACS

Johnston

Iowa · 17,278 residents · 19.49 sq mi
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The short version

Johnston is significantly wealthier than the US average, with a median household income of $89,453. The city has grown rapidly, with population up 100% since 2000. 49% of adults hold a bachelor's degree or higher, well above the national rate of 28%. Median home value is $236,700. Poverty is rare here, at 4.3% of residents. Households here earn about 83% more than the Iowa median.

At a glance
Wealthier
above the US median
US median: $52,703
Mid-age
median age 36.9
US median: 37.2
More educated
49% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
17,278
+100%since 2000
from 8,649 in 2000
1990 – 2025
Population density
887 / sq mi
+100%since 2000
from 444 / sq mi in 2000
US average: 261
Median age
36.9
+2%since 2000
from 36.3 in 2000
US average: 37.2
Population, 1990 – 2024
3K9K15K20K26K1990201020202024Johnston
202424K
1990201020202024
Section 02

Income & economy

Median household income
$89,453
−7%inflation adjusted, since 2000
from $76,094 in 2000
US average: $52,703
1990 – 2024
Per capita income
$39,687
+9%since 2000
from $36,407 in 2000
US average: $27,286
Households earning $100K+
57.9%
−0.4 ptssince 2009
from 58.3% in 2009
US average: 33.3%
Poverty rate
4.3%
+0.2 ptssince 2000
from 4.1% in 2000
US average: 13.8%
Income inequality (Gini)
0.401
US average: 0.461
Workforce by industry, 2010
Other services20.6%
US avg: 7%
Public administration17.9%
US avg: 4.9%
Information11.8%
US avg: 11.5%
Retail trade7.6%
US avg: 10.9%
Transportation & warehousing6.1%
US avg: 3.1%
Finance & insurance4.7%
US avg: 5.1%
Wholesale trade4.1%
US avg: 7.2%
Professional, scientific, technical4%
US avg: 4.2%
Arts, entertainment, food1.5%
US avg: 2.4%
Agriculture, forestry, fishing1.3%
US avg: 1.9%
Construction1.3%
US avg: 1.4%
Education & health services0.7%
US avg: 0.9%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$236,700
Unchangedinflation adjusted, since 2000
from $187,400 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$934
+1%inflation adjusted, since 2000
from $727 in 2000
US average: $853
Owner-occupied
65.1%
−8.9 ptssince 2000
from 74.0% in 2000
22.2% rent
Vacancy rate
5.3%
−0.6 ptssince 2009
from 5.9% in 2009
US average: 12.1%
Owner cost-burdened
22.4%
+1.2 ptssince 2009
from 21.2% in 2009
US average: 30.9%
Renter cost-burdened
28.5%
−2.6 ptssince 2009
from 31.2% in 2009
US average: 46.8%
Afford Score
2.6
+7%since 2000
from 2.5 in 2000
1990 – 2024
RELATED:See current rent listings in Johnston on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.3%(8,246)
Black0.6%(50)
Hispanic / Latino1.5%(132)
Asian2%(171)
Other0%
Diversity Score10%(862)
2010
White, non-Hispanic89.6%(15,487)
Black2.1%(370)
Hispanic / Latino2%(350)
Asian4.6%(800)
Other0.9%(151)
Diversity Score22.8%(3,933)
Diversity Score
23
+128%since 2000
from 10 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
48.6%
−1.3 ptssince 2000
from 49.9% in 2000
US average: 27.9%
High school or higher
96.6%
+1.9 ptssince 2000
from 94.7% in 2000
US average: 84.9%
Graduate degree
16.8%
+1.5 ptssince 2000
from 15.3% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
17.7 min
+68%since 2000
from 10.5 min in 2000
US average: 25.2
Drive alone to work
87.2%
+1.1 ptssince 2009
from 86.1% in 2009
US average: 76.2%
Carpooled to work
6.9%
−1.2 ptssince 2009
from 8.0% in 2009
US average: 10.4%
Public transit
0.2%
+0.2 ptssince 2009
from 0.0% in 2009
US average: 4.7%
Worked from home
5.0%
+0.5 ptssince 2009
from 4.6% in 2009
US average: 4.1%
Walked to work
0.3%
−0.3 ptssince 2009
from 0.6% in 2009
US average: 2.8%
Biked to work
0.0%
−0.2 ptssince 2009
from 0.2% in 2009
US average: 0.5%
No vehicle available
2.9%
−0.9 ptssince 2009
from 3.8% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
8.8%
−0.4 ptssince 2009
from 9.2% in 2009
US average: 12.9%
Management & professional
49.2%
−22.8 ptssince 2009
from 72.1% in 2009
US average: 35.2%
Section 08

People & community

Male
48.8%
+1.1 ptssince 2009
from 47.7% in 2009
Female
51.2%
−1.1 ptssince 2009
from 52.3% in 2009
Foreign born
7.3%
−0.1 ptssince 2009
from 7.3% in 2009
US average: 12.8%
Veterans
7.6%
−39.3 ptssince 2009
from 46.9% in 2009
US average: 9.9%
Drill deeper

Places similar to Johnston

Bloomingdale
Pop 23,827
Groveland
Pop 25,526
Middletown
Pop 25,798
Hunters Creek
Pop 22,819
Places similar to Johnston
Head to head

Compare Johnston to nearby cities

JOHNSTON VS
Grimes
Income$120,037+34%
Home value$304,700+29%
Population17,405−31%
SEE FULL COMPARISON →
JOHNSTON VS
Urbandale
Income$112,795+26%
Home value$335,500+42%
Population48,570+94%
SEE FULL COMPARISON →
JOHNSTON VS
Clive
Income$132,121+48%
Home value$401,100+69%
Population19,861−21%
SEE FULL COMPARISON →
JOHNSTON VS
Ankeny
Income$108,198+21%
Home value$331,000+40%
Population77,833+211%
SEE FULL COMPARISON →
Frequently asked

How many people live in Johnston, Iowa?

Johnston, Iowa has about 17,278 residents according to the 2010 American Community Survey.

What is the median household income in Johnston, Iowa?

The typical household in Johnston, Iowa earns about $89,453 a year. Half of households make more than that, and half make less.

Is Johnston, Iowa expensive?

In Johnston, Iowa, the median home is worth about $236,700, and the typical rent is about $934 a month.

How educated are people in Johnston, Iowa?

About 48.6% of adults age 25 and over in Johnston, Iowa hold a bachelor's degree or higher.

What is the poverty rate in Johnston, Iowa?

About 4.3% of people in Johnston, Iowa live below the federal poverty line.

Has Johnston, Iowa grown since 1990?

Yes, Johnston, Iowa has grown since 1990. The population has added about 12,576 residents, a change of about 267 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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