Deloit is a city in Crawford County, Iowa, along the Boyer River.

[4] According to the United States Census Bureau, the city has a total area of 0.42 square miles (1.09 km2), all land.

[5] As of the census of 2020,[7] there were 250 people, 99 households, and 62 families residing in the city.

24.2% of all households were made up of individuals, 12.1% had someone living alone who was 65 years old or older.

As of the census[8] of 2010, there were 264 people, 109 households, and 71 families living in the city.

26.6% of all households were made up of individuals, and 11% had someone living alone who was 65 years of age or older.

As of the census[9] of 2000, there were 288 people, 114 households, and 76 families living in the city.

24.6% of all households were made up of individuals, and 10.5% had someone living alone who was 65 years of age or older.

About 3.4% of families and 6.0% of the population were below the poverty line, including 2.5% of those under the age of eighteen and 5.7% of those 65 or over.