Saint Peters, MO ZIP codes

4 ZIP codes that list Saint Peters as a USPS primary or acceptable city. Not a Census place.

Population of associated ZIP codes

219,341

Sum of ZCTA populations for ZIP codes intersecting Saint Peters. Not a Census place total. Methodology

Combined population of ZIP/ZCTAs that list this USPS city as a primary or acceptable name. This is a labeled ZIP-sum, never a Census place ACS population. Methodology

ZIP codes associated with Saint Peters

ZIP	City	County	Population	Income
63303	Saint Charles	St. Charles County	46,627	$98,031
63304	Saint Charles	St. Charles County	43,389	$114,124
63366	O Fallon	St. Charles County	54,449	$98,237
63376	Saint Peters	St. Charles County	74,876	$94,921