Missouri’s Saint Louis metro area is where ZIP Code 63301 is found. Saint Charles County is where ZIP code 63301 is most frequently found. SAINT CHARLES, Missouri is the precise name given to 63301 by the US Postal Service. Several cities in Missouri, including St. Charles, St. Peters, West Alton, Hazelwood, Florissant, and Bridgeton, contain or border portions of ZIP code 63301. In compared to other zipcodes in Missouri, ZIP code 63301 can be categorised socioeconomically as a Middle Class class. It is located within area codes 636 and 314.

The current unemployment rate in 63301 is 2.1%, which is lower than the county’s current rate of 4.1%, the state’s current rate of 2.4%, and the current rate of 3.7% for the entire country.

According to the 2010 US Census, there were 48514 people living in 63301, up from 46052 ten years earlier. White people make up the majority of both the population in 63301 and the students enrolled in its public schools. 43.6% of students in 63301 public schools participate in free or reduced meal programmes or are eligible to do so.