ZIP Code Tabulation Area · Iowa

ZIP Code 50120: Marshall County, IA

ZIP Code 50120 (Marshall County, Iowa) has an estimated 428 residents in 157 households. The median household income is $142,662, the median home value is $177,000 and the median gross rent is —. 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

Some estimates have a large margin of error. 4 figures for this ZIP (median age, households, household income, commute) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

428

Margin of error ±208

Median household income

$142,662*

Margin of error ±$79,316· estimate has a large margin of error

Median home value

$177,000

Margin of error ±$28,619

Median gross rent

—

Margin of error not available

Median age

41.6 yrs*

Margin of error ±20.6 yrs· estimate has a large margin of error

Mean travel time to work

22.3 min*

Margin of error ±19.4 min· estimate has a large margin of error

How ZIP 50120 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 5012041.6 yrs*Iowa38.6 yrsUnited States38.9 yrs

Median household income

ZIP 50120$142,662*Iowa$75,059United States$80,734

Per capita income

ZIP 50120$40,330Iowa$40,877United States$44,673

Poverty rate

ZIP 501204.2%Iowa11.1%United States12.5%

Unemployment rate

ZIP 5012010.1%Iowa3.6%United States5.2%

Bachelor's degree or higher

ZIP 5012037.2%Iowa31.4%United States35.7%

Median home value

ZIP 50120$177,000Iowa$208,000United States$332,700

Median gross rent

ZIP 50120—Iowa$972/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5012098.7%Iowa71.7%United States65.2%

Mean travel time to work

ZIP 5012022.3 min*Iowa19.8 minUnited States26.4 min

Worked from home

ZIP 501202.6%Iowa11.3%United States15.1%

All figures for ZIP 50120

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 50120 — ACS 2020–2024 5-year estimates
Measure	ZIP 50120	Margin of error	Iowa	United States
Total population	428	±208	3,210,507	334,922,499
Median age	41.6 yrs*	±20.6 yrs	38.6 yrs	38.9 yrs
Households	157*	±89	1,315,707	129,227,496
Median household income	$142,662*	±$79,316	$75,059	$80,734
Per capita income	$40,330	±$10,109	$40,877	$44,673
Poverty rate	4.2%	±3.4 pts	11.1%	12.5%
Unemployment rate	10.1%	±5.9 pts	3.6%	5.2%
Bachelor's degree or higher	37.2%	±9.8 pts	31.4%	35.7%
Median home value	$177,000	±$28,619	$208,000	$332,700
Median gross rent	—	—	$972/mo	$1,413/mo
Owner-occupied homes	98.7%	±9.0 pts	71.7%	65.2%
Mean travel time to work	22.3 min*	±19.4 min	19.8 min	26.4 min
Worked from home	2.6%	±4.9 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 50120
Group	ZIP 50120	Iowa	United States
White alone, not Hispanic or Latino	96.7%	82.3%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	3.8%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.2%	0.5%
Asian alone, not Hispanic or Latino	0.0%	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	0.0%	0.3%	0.6%
Two or more races, not Hispanic or Latino	0.0%	3.5%	4.3%
Hispanic or Latino (of any race)	3.3%	7.3%	19.3%

Where ZIP 50120 is

State: Iowa
Main county: Marshall County
Largest overlapping place: Haverhill (1% of the ZIP's land area)
Land area: 16.98 sq mi· about 25 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 Marshall County

50005 Marshall County, IA 50051 Marshall County, IA 50078 Ferguson, IA 50106 Marshall County, IA 50141 Marshall County, IA 50142 Le Grand, IA 50148 Marshall County, IA 50158 Marshall County, IA 50162 Marshall County, IA 50234 Marshall County, IA 50239 Marshall County, IA 50247 Marshall County, IA

See every ZIP code in Iowa, or compare ZIP 50120 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.