Modale is a city in Harrison County, Iowa, United States. The population was 283 at the 2010 census.
Modale was originally called Martinsdale, and under the latter name was laid out in 1872 by Benjamin Martin, and named for him. The present name of Modale, so named from the city's setting in a dale near the Missouri River, was adopted when a railroad depot was first built.
Modale is located at 41°37′12″N 96°0′40″W (41.620083, -96.011221).
According to the United States Census Bureau, the city has a total area of 1.05 square miles (2.72 km2), all of it land.
As of the census of 2010, there were 283 people, 116 households, and 74 families living in the city. The population density was 269.5 inhabitants per square mile (104.1/km2). There were 146 housing units at an average density of 139.0 per square mile (53.7/km2). The racial makeup of the city was 98.2% White, 0.7% Native American, 0.7% Asian, and 0.4% from two or more races. Hispanic or Latino of any race were 0.4% of the population.
There were 116 households, of which 30.2% had children under the age of 18 living with them, 51.7% were married couples living together, 6.0% had a female householder with no husband present, 6.0% had a male householder with no wife present, and 36.2% were non-families. 31.0% of all households were made up of individuals, and 17.3% had someone living alone who was 65 years of age or older.