According to Val Joyner, a police spokeswoman, the incident occurred before 6:10 p.m. in the 1700 block of Wakefield Drive.
No injuries were reported, but police want to find the person who fired the shots, Joyner said.
Police obtained surveillance images of a person and vehicle of interest.
Anyone with information on this person or vehicle is asked to call the St. Charles County Police Department at 636-949-3000. Anonymous tips can be reported to 636-949-3002.