Oak Hills, Iowa

As of the census of 2020,^[5] there were 186 people, 77 households, and 66 families residing in the community. The population density was 164.5 inhabitants per square mile (63.5/km²). There were 89 housing units at an average density of 78.7 per square mile (30.4/km²). The racial makeup of the community was 95.2% White, 0.0% Black or African American, 0.0% Native American, 1.1% Asian, 0.0% Pacific Islander, 0.0% from other races and 3.8% from two or more races. Hispanic or Latino persons of any race comprised 2.2% of the population.

Of the 77 households, 7.8% of which had children under the age of 18 living with them, 84.4% were married couples living together, 3.9% were cohabitating couples, 10.4% had a female householder with no spouse or partner present and 1.3% had a male householder with no spouse or partner present. 14.3% of all households were non-families. 10.4% of all households were made up of individuals, 9.1% had someone living alone who was 65 years old or older.

The median age in the community was 61.6 years. 17.7% of the residents were under the age of 20; 1.6% were between the ages of 20 and 24; 12.4% were from 25 and 44; 27.4% were from 45 and 64; and 40.9% were 65 years of age or older. The gender makeup of the community was 46.2% male and 53.8% female.