McIntosh was the site of a Cold War era radar station.

Twenty-five year old Dwight Crigger, an employee of the local weed and pest board, was arrested for the setting the fire.

McIntosh is located on US Route 12 and a mile west of the junction with South Dakota Highway 65.

That same year, McIntosh set its own record for highest temperature (114 °F or 45.6 °C) that stands to this day.

Racially, the city is 76.301% White people, 19.075% Native Americans, 2.312% Hispanic or Latino descent, 0.578% Asian, and 1.734% from other races.