Johnson County

Johnson County has 156,639 residents across 13 ZIP codes with their own report. Median household income is $74,935, in line with the Iowa figure. The typical owner-occupied home is valued at $308,600, and 55% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

156,639residentsACS 2020–2024

$74,935median household incomeIowa: $75K

$308,600median home valueowner-occupied homes

89%of households have broadbandhome internet subscription

Johnson County in IowaZIP codes in Johnson County highlighted; the rest of Iowa in grey

Map of Iowa with Johnson County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 13 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
52235	974	$83K	$240K	64%	24%	96%	19 min
52240	35,074	$53K	$242K	50%	48%	84%	19 min
52241	23,250	$69K	$299K	56%	56%	90%	21 min
52242	4,688	$-666667K	$-666667K	0%	0%	62%	14 min
52245	22,853	$78K	$315K	60%	67%	93%	18 min
52246	22,308	$63K	$349K	45%	67%	85%	20 min
52247	5,914	$91K	$299K	72%	35%	86%	22 min
52317	23,097	$105K	$323K	69%	55%	95%	24 min
52322	2,266	$64K	$261K	83%	34%	91%	24 min
52333	7,295	$119K	$367K	87%	47%	93%	23 min
52338	3,934	$120K	$393K	93%	47%	94%	23 min
52340	6,128	$98K	$343K	77%	61%	94%	23 min
52755	2,092	$102K	$243K	83%	21%	88%	31 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

156,639 residents in 63,341 households, next to the Iowa figure.

19%

under 18

36%

aged 18–34

13%

aged 65 and over

33%

of households are people living alone

42%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

68,217 housing units; the median owner-occupied home is valued at $308,600 (±$7,979).

59%

of households own their home

48%

of homes are detached single-family houses

31%

are in buildings with 5 or more units

are mobile homes

of housing units are vacant

$1,122

median gross rent a month

When homes were built

2020 or later3%

2010–201919%

2000–200916%

1990–199916%

1980–198910%

1970–197912%

1960–19698%

1950–19595%

1940–19492%

1939 or earlier9%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$3,026.

$74,935

median household income

17.1%

of people live below the poverty line

3.8%

unemployment rate

55%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

21 min

average commute to work

of commuters travel 45 minutes or more

72%

of workers drive or carpool

take public transportation

10%

walk or bike

14%

work from home

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

89%

of households have a broadband subscription

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates