Marshalltown, IA Micro Area

The Marshalltown, IA micropolitan area is home to 39,971 residents and 16,860 housing units, centered in Iowa. Its median household income is $72,785, and the median family income is $87,778. The median age is 38.7, 0.1 years older than the Iowa median of 38.6. Residents are 50.8% male and 49.2% female.

Population by Race and Ethnicity

White residents make up the largest share of the micropolitan area at 74.6%, followed by multiracial residents at 11.5%. Hispanic or Latino residents, who can be of any race, make up 23.8% of the population.

Hispanic or Latino residents can be of any race, so shares add to more than 100%.

Zip Codes in the Marshalltown, IA Micro Area

The Marshalltown, IA micropolitan area includes 4 zip codes in Marshall County, home to a combined 35,672 residents. The most populous is Marshalltown (50158) with 31,163 residents. Median household incomes range from $67,201 in Melbourne (50162) to $96,711 in Gilman (50106). Home values are highest in State Center (50247) at $181,300 and lowest in Gilman (50106) at $118,900. Melbourne (50162) has the youngest population, with a median age of 33.8, while Gilman (50106) is the oldest at 42.3.

Median Household Income by Zip Code

Each bar is one zip code, ranked from highest to lowest median household income. The area-wide median is $72,785, and 2 of 4 zip codes are above it.

Compare Every Zip Code

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Source: U.S. Census Bureau, American Community Survey 5-year estimates. Zip codes are grouped by the micropolitan area their population mainly falls in.