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Johnston, IA

Full City Profile · Iowa · Polk County County

4.0 /5.0
A Great
24,196 Population 1,241/sq mi density
$103,430 Median Income $56,641 per capita
$346,200 Home Value $393,938 Zillow
$1,288 Median Rent 29.6% income on rent
50°F Avg Temperature 275 sunny days/yr
128 Violent Crime/100K 1,198 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$103,430 median income, 1.2% unemployment
A+
Affordability
4.8 / 5.0
$346,200 home value, $1,288/mo rent
F
Safety
1.0 / 5.0
128 violent crimes/100K
A+
Education
5.0 / 5.0
57.9% bachelor's degree or higher

Johnston, IA

At a Glance

Median Income
$103,430
38% above
$56,641 per capita
Home Value
$346,200
23% above
Zillow: $393,938
Median Rent
$1,288/mo
11% above
29.6% of income on rent
Violent Crime
128/100K
66% below
1,198/100K property
Bachelor's Degree+
57.9%
72% above
97.5% high school+
Unemployment
1.2%
67% below
5.3% poverty rate
Obesity Rate
33.7%
5% above
10.2% smoking rate
Avg Temperature
50°F
275 sunny days/yr

How Johnston Compares to the U.S. Average

Each bar shows Johnston's value as a percentage of the national average (100% = U.S. avg)

Income
138%
Home Value
123%
Rent
111%
Poverty
43%
Bachelor's
172%
Unemployment
33%
Crime
34%
Thin vertical line = U.S. national average (100%)

Is Johnston a Good Place to Live?

A
4.0 / 5.0 — Great
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

Johnston residents earn a median household income of $103,430 , which is 38% above the national average of $75,149. Per capita income is $56,641. The unemployment rate stands at 1.2% (67% below the U.S. rate of 3.6%). 5.3% of residents live below the poverty line. The area is home to 20,581 business establishments, including 1,227 restaurants.

Housing & Cost of Living

The median home value in Johnston is $346,200 , 23% above the national median of $281,900. Zillow estimates the typical home at $393,938. Median rent is $1,288/month, with 29.6% of renters spending more than 30% of income on housing. The cost of living index is 87.8 (100 = national average). The median home was built in 2003.

Safety & Crime

Johnston reports 128 violent crimes per 100,000 residents , which is 66% below the national average of 380/100K. Property crime is 1,198/100K. The murder rate is 0.0/100K.

Education

57.9% of adults in Johnston hold a bachelor's degree or higher (72% above the national average). 97.5% have completed high school. Local schools score 5.7/10 in standardized testing.

Climate & Weather

Johnston has an average annual temperature of 50°F (10°C). Winters average 22°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 36.2 inches. Air quality is rated Good with a median AQI of 43.

Data Overview

People

Population24,196
Median Age38.4 yrs
Density1,241/mi²
Male / Female49% / 51%
Foreign Born13.6%
Veterans5.4%

Economy

A+
Median Income$103,430
Per Capita$56,641
Unemployment1.2%
Poverty5.3%
County GDP$63,823M
Avg Weekly Wage$1,395

Housing

A+
Home Value$346,200
Rent$1,288
Ownership72.3%
Zillow$393,938
Housing Units9,583
Rent Burden29.6%

Crime

F
Violent128/100K
Property1,198/100K
Murder0.0/100K
Assault97/100K
Burglary242/100K

Health

Obesity33.7%
Diabetes7.9%
Smoking10.2%
Heart Disease4.4%
Premature Death7,653/100K

Climate

Avg Temp50°F
Sunny Days275/yr
Rain36.2 in/yr
AQI43 (Good)
Elevation833 ft

Education

A+
Bachelor's+57.9%
High School+97.5%
Graduate+20.4%
School Score5.7/10

Community

2024 VoteR 44% / D 55%
Commute19 min
Broadband93.5%
Internet Speed130 Mbps
EV Stations7
Libraries19

Did You Know?

Johnston was founded in 1969.
The median home in Johnston was built in 2003.
The nearest airport is Des Moines International (13 miles).
The Gini coefficient (income inequality) is 0.433 (U.S. avg: 0.490).
Natural hazard risk is rated "Relatively Moderate" by FEMA.
6.6% of the population has a disability.
13.6% of residents are foreign-born.
Average internet download speed is 130 Mbps.
There are 1,227 restaurants in the area.
The county recorded 33 fatal vehicle crashes.
91 declared natural disasters on record.