Marengo demographics profile

StatisticMarengoIowaNational
Population2,9273,106,589318,558,162
Population density (sq mi)1,4085591
Median age36.138.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)54%60%55%
Families w/ Kids under 1851%44%43%
Speak English94%92%79%
Speak Spanish6%4%13%
Marengo, IA has a population of 2,927 and is the 8,932nd largest city in the United States. The population density is 1,408 per sq mi which is 2477% higher than the Iowa average and 1454% higher than the national average. The median age in Marengo is 36 which is approximately 5% lower than the Iowa average of 38. In Marengo, 54% of the population over 15 years of age are married, 94% speak English and 6% speak Spanish. 79% of Marengo residents were born in Iowa, 19% were born out of state, 0% were born outside of the United States and 2% were foreign born.
For Sale
For Rent

Find real estate listings

Find rental listings

Did you know?

  • The population density in Marengo is 2477% higher than Iowa.
  • The median age in Marengo is 5% lower than Iowa.
  • In Marengo 95.97% of the population is White.
  • In Marengo 1.02% of the population is Black or African American.
  • In Marengo 0.00% of the population is Asian.

Compare Marengo, IA Demographics To Other Cities

Marengo population breakdown by race

RaceMarengoIowaNational
White95.97%90.90%73.35%
Black or African American1.02%3.32%12.63%
Asian0.00%2.14%5.22%
American Indian0.00%0.32%0.82%
Native Hawaiian0.10%0.08%0.18%
Mixed race1.54%1.97%3.06%
Other race1.37%1.27%4.75%
In Marengo, 7.7% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Marengo age breakdown

Marital status

Age of children in married couples

Source: The Marengo, IA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
Are you looking to buy or sell?
What style of home are you
What is your
$100K$250K$500K$750K$1M+
When are you looking to
ASAP1-3 mos.3-6 mos.6-9 mos.1 yr+
Connect with top real estate agents
By submitting this form, you consent to receive text messages, emails, and/or calls (may be recorded; and may be direct, autodialed or use pre-recorded/artificial voices even if on the Do Not Call list) from AreaVibes or our partner real estate professionals and their network of service providers, about your inquiry or the home purchase/rental process. Messaging and/or data rates may apply. Consent is not a requirement or condition to receive real estate services. You hereby further confirm that checking this box creates an electronic signature with the same effect as a handwritten signature.