Chillicothe (/tʃɪləˈkɒθiː/[3]) is a city in Wapello County, Iowa, United States.

When a village was called Chillicothe, it meant that it was home to the principal chief.

[7] Chillicothe is the burial place of the oldest man to serve in the Civil War, Curtis King.

There were 34 housing units at an average density of 150.4 per square mile (58.1/km2).

Hispanic or Latino persons of any race comprised 5.3% of the population.

There were 45 housing units at an average density of 195.7 per square mile (75.6/km2).

28.6% of all households were made up of individuals, and 8.6% had someone living alone who was 65 years of age or older.

There were 44 housing units at an average density of 193.4 per square mile (74.7/km2).

28.9% of all households were made up of individuals, and 10.5% had someone living alone who was 65 years of age or older.

There were 12.0% of families and 13.8% of the population living below the poverty line, including 33.3% of under eighteens and none of those over 64.