[3] In the 1930s, J. C. Nichols laid out the Mission Hills subdivision and began construction.

[4] It was named from a Native American mission established at the site in the 19th century, and from the scenic wooded setting.

[6] According to the United States Census Bureau, the city has a total area of 0.10 square miles (0.26 km2), all land.

[7] The 2020 United States census counted 203 people, 80 households, and 64 families in Mission Woods.

12.5% of households consisted of individuals and 7.5% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 97.8% White, 0.6% African American, and 1.7% Asian.

The racial makeup of the city was 96.97% White, 1.82% African American, 1.21% from other races.

29.9% of all households were made up of individuals, and 16.9% had someone living alone who was 65 years of age or older.

The Mission Woods government consists of a mayor and five council members.

[21] The Johnson County Library serves residents of Mission Woods.