'St. Peters' definitions:

St. Peters, MO -- U.S. city in Missouri

From: Gazetteer 2000
Name :
St. Peters, MO -- U.S. city in Missouri
Population (2000) :
51381
Housing Units (2000) :
18776
Land area (2000) :
21.183816 sq. miles (54.865828 sq. km)
Water area (2000) :
0.000242 sq. miles (0.000628 sq. km)
Total area (2000) :
21.184058 sq. miles (54.866456 sq. km)
FIPS code :
65126
Located within :
Missouri (MO), FIPS 29
Location :
38.778893 N, 90.603131 W
Note :
some ZIP codes may be omitted esp. for suburbs.