'St. Lucie' definitions:

St. Lucie, FL -- U.S. village in Florida

From: Gazetteer 2000
Name :
St. Lucie, FL -- U.S. village in Florida
Population (2000) :
604
Housing Units (2000) :
318
Land area (2000) :
0.809535 sq. miles (2.096686 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.809535 sq. miles (2.096686 sq. km)
FIPS code :
62800
Located within :
Florida (FL), FIPS 12
Location :
27.493600 N, 80.342354 W
Note :
some ZIP codes may be omitted esp. for suburbs.

St. Lucie -- U.S. County in Florida

From: Gazetteer 2000
Name :
St. Lucie -- U.S. County in Florida
Population (2000) :
192695
Housing Units (2000) :
91262
Land area (2000) :
572.445112 sq. miles (1482.625971 sq. km)
Water area (2000) :
115.631487 sq. miles (299.484165 sq. km)
Total area (2000) :
688.076599 sq. miles (1782.110136 sq. km)
Located within :
Florida (FL), FIPS 12
Location :
27.348246 N, 80.360875 W