'St. Mary's' definitions:

St. Mary's, AK -- U.S. city in Alaska

From: Gazetteer 2000
Name :
St. Mary's, AK -- U.S. city in Alaska
Population (2000) :
500
Housing Units (2000) :
186
Land area (2000) :
43.949786 sq. miles (113.829419 sq. km)
Water area (2000) :
6.258938 sq. miles (16.210574 sq. km)
Total area (2000) :
50.208724 sq. miles (130.039993 sq. km)
FIPS code :
66140
Located within :
Alaska (AK), FIPS 02
Location :
62.045305 N, 163.218629 W
Note :
some ZIP codes may be omitted esp. for suburbs.

St. Mary's, CO -- U.S. Census Designated Place in Colorado

From: Gazetteer 2000
Name :
St. Mary's, CO -- U.S. Census Designated Place in Colorado
Population (2000) :
251
Housing Units (2000) :
240
Land area (2000) :
3.058449 sq. miles (7.921345 sq. km)
Water area (2000) :
0.006146 sq. miles (0.015917 sq. km)
Total area (2000) :
3.064595 sq. miles (7.937262 sq. km)
FIPS code :
67142
Located within :
Colorado (CO), FIPS 08
Location :
39.820181 N, 105.649349 W
Note :
some ZIP codes may be omitted esp. for suburbs.

St. Mary's -- U.S. County in Maryland

From: Gazetteer 2000
Name :
St. Mary's -- U.S. County in Maryland
Population (2000) :
86211
Housing Units (2000) :
34081
Land area (2000) :
361.250635 sq. miles (935.634810 sq. km)
Water area (2000) :
403.252362 sq. miles (1044.418779 sq. km)
Total area (2000) :
764.502997 sq. miles (1980.053589 sq. km)
Located within :
Maryland (MD), FIPS 24
Location :
38.293917 N, 76.597626 W