The crash happened at about 9 a.m. at 1490 Main Street, the Antioch Township Accessor's Office, police said.
Antioch police said the driver of a a 2014 Buick Sedan did not properly come to a stop while parking.
There were people inside the building, but nobody was harmed.
The 78-year-old driver was taken to the hospital with chest pain. Police said it was not clear if the driver had a medical emergency before crashing into the building.
No other information was available.