'Riverdale Park, CA' definitions:

Riverdale Park, CA -- U.S. Census Designated Place in California

From: Gazetteer 2000
Name :
Riverdale Park, CA -- U.S. Census Designated Place in California
Population (2000) :
1094
Housing Units (2000) :
316
Land area (2000) :
1.419883 sq. miles (3.677480 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
1.419883 sq. miles (3.677480 sq. km)
FIPS code :
61106
Located within :
California (CA), FIPS 06
Location :
37.611054 N, 121.043786 W
Note :
some ZIP codes may be omitted esp. for suburbs.