|Year||Population||Rank in US||Growth Rate|
Based on the latest 2022 data from the US census, the current population of Marengo is 2,423. Marengo, Iowa is the 6,940th largest city in the US.
The peak population of Marengo was in 2000, when its population was 2,537. In 2000, Marengo was the 6,462nd largest city in the US; now its fallen to the 6,940th largest city in the US. Marengo is currently 4.5% smaller than it was in 2000.
Marengo has shrunk 4.4% since the year 2000. Marengo, Iowa's growth is below average. 63% of similarly sized cities are growing faster since 2000.
|6934||Sisseton, South Dakota||2,428||-4.5%|
|6936||West Lafayette, Ohio||2,427||-3.9%|
|6939||Lake Placid, Florida||2,424||30.3%|
|6941||Santa Rosa, Texas||2,423||-20.6%|
|6942||St. Maries, Idaho||2,423||-9.0%|
|6946||Pequot Lakes, Minnesota||2,421||34.5%|
The total voting age population of Marengo, Iowa, meaning US citizens 18 or older, is 1,812. The voting age population is 45.8% male and 54.2% female.
According to the latest census statistics, 21.7% of the residents of Marengo are 65 or older.
The racial demographics of Marengo are 95.9% White, 2.8% Other, 0.6% Two or more races, 0.3% Asian, 0.2% Black and 0.2% American Indian. Additionally, 5.4% of the population identifies as Hispanic.
In Marengo, 9.8% of residents have an income below the poverty line, and the child poverty rate is 13.0%. On a per-household basis, 8.8% of families are below the poverty line in Marengo.
Among those aged 16 and older, 66.3% of Marengo residents are in the labor force.
Among the adult population 25 years old and over, 90.1% of Marengo residents have at least a high school degree or equivalent, 10.7% have a bachelor's degree and 2.6% have a graduate or professional degree.
Among Marengo residents aged 5 and older, 4.5% of them speak a non-English language at home. Broken down by language: 4.2% of residents speak Spanish at home, 0.0% speak an Indo-European language, and 0.3% speak an Asian language.
The unemployment rate in Marengo is 2.7%, which is calculated among residents aged 16 or older who are in the labor force.
In Marengo, 16.5% of the residents in the non-military labor force are employed by the local, state and federal government.
The median household income in Marengo is $54,180.
In Marengo, 71.8% of housing units are occupied by their owners.
Renters occupy 28.2% of housing units in Marengo.
Of all the housing units in Marengo, 42.9% of them were build before 1940.
In Marengo, 5.4% of the total housing units were built after the year 2000.
The median gross monthly rent payment for renters in Marengo is $589.
In Marengo, 78.8% of households have an active broadband internet connection.