Classification: County
Located in: Massachusetts (MA)
Total Population (2000): 723419
Total Housing Units (2000): 287144
Land Area (square meters): 1296721801
Water Area (square meters): 849153015
Land Area (square miles): 500.667108
Water Area (square miles): 327.859826
Latitude (decimal degrees): 42.635475
Longitude (decimal degrees): -70.970827
FIPS Code: 25
Place FIPS Code: 9