Classification: County
Located in: Nebraska (NE)
Total Population (2000): 31662
Total Housing Units (2000): 12916
Land Area (square meters): 1756189900
Water Area (square meters): 28517020
Land Area (square miles): 678.06874
Water Area (square miles): 11.010483
Latitude (decimal degrees): 41.515986
Longitude (decimal degrees): -97.450374
FIPS Code: 31
Place FIPS Code: 141