ZIP Code Tabulation Area · Iowa

ZIP Code 52240: Johnson County, IA

ZIP Code 52240 (Johnson County, Iowa) has an estimated 35,074 residents in 15,417 households. The median household income is $52,960, the median home value is $242,300 and the median gross rent is $1,047/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Total population

35,074

Margin of error ±1,367

Median household income

$52,960

Margin of error ±$5,102

Median home value

$242,300

Margin of error ±$10,836

Median gross rent

$1,047/mo

Margin of error ±$61

Median age

28.6 yrs

Margin of error ±2.0 yrs

Mean travel time to work

17.4 min

Margin of error ±1.8 min

How ZIP 52240 compares with Iowa and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 5224028.6 yrsIowa38.6 yrsUnited States38.9 yrs

Median household income

ZIP 52240$52,960Iowa$75,059United States$80,734

Per capita income

ZIP 52240$36,340Iowa$40,877United States$44,673

Poverty rate

ZIP 5224027.3%Iowa11.1%United States12.5%

Unemployment rate

ZIP 522405.2%Iowa3.6%United States5.2%

Bachelor's degree or higher

ZIP 5224047.6%Iowa31.4%United States35.7%

Median home value

ZIP 52240$242,300Iowa$208,000United States$332,700

Median gross rent

ZIP 52240$1,047/moIowa$972/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5224050.1%Iowa71.7%United States65.2%

Mean travel time to work

ZIP 5224017.4 minIowa19.8 minUnited States26.4 min

Worked from home

ZIP 522408.6%Iowa11.3%United States15.1%

All figures for ZIP 52240

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 52240 — ACS 2020–2024 5-year estimates
Measure	ZIP 52240	Margin of error	Iowa	United States
Total population	35,074	±1,367	3,210,507	334,922,499
Median age	28.6 yrs	±2.0 yrs	38.6 yrs	38.9 yrs
Households	15,417	±653	1,315,707	129,227,496
Median household income	$52,960	±$5,102	$75,059	$80,734
Per capita income	$36,340	±$2,593	$40,877	$44,673
Poverty rate	27.3%	±2.7 pts	11.1%	12.5%
Unemployment rate	5.2%	±1.6 pts	3.6%	5.2%
Bachelor's degree or higher	47.6%	±3.1 pts	31.4%	35.7%
Median home value	$242,300	±$10,836	$208,000	$332,700
Median gross rent	$1,047/mo	±$61	$972/mo	$1,413/mo
Owner-occupied homes	50.1%	±2.2 pts	71.7%	65.2%
Mean travel time to work	17.4 min	±1.8 min	19.8 min	26.4 min
Worked from home	8.6%	±1.6 pts	11.3%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 52240
Group	ZIP 52240	Iowa	United States
White alone, not Hispanic or Latino	68.9%	82.3%	57.4%
Black or African American alone, not Hispanic or Latino	9.6%	3.8%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.1%	0.2%	0.5%
Asian alone, not Hispanic or Latino	5.1%	2.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.2%	0.2%
Some other race alone, not Hispanic or Latino	0.6%	0.3%	0.6%
Two or more races, not Hispanic or Latino	4.7%	3.5%	4.3%
Hispanic or Latino (of any race)	11.0%	7.3%	19.3%

Where ZIP 52240 is

State: Iowa
Main county: Johnson County
Largest overlapping place: Iowa City (6% of the ZIP's land area)
Land area: 142.11 sq mi· about 247 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Johnson County

52235 Hills, IA 52241 Coralville, IA 52242 Iowa City, IA 52245 Iowa City, IA 52246 Iowa City, IA 52247 Johnson County, IA 52317 North Liberty, IA 52322 Johnson County, IA 52333 Johnson County, IA 52338 Johnson County, IA 52340 Tiffin, IA 52755 Johnson County, IA

See every ZIP code in Iowa, or compare ZIP 52240 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.