Johnson County Missouri (Historic Districts) has 5 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Camp Shawnee Historic District, Adams, John A., Farmstead Historic District, Chilhowee Historic District.
Some of the country's most noteable architects helped create the Johnson County places including WPA, Ed Inman and John Albert Adams. Prominent architectural styles found in Johnson Country are Late Victorian, Mixed (More Than 2 Styles From Different Periods) and Queen Anne.