Louisa County Census

City/Township 2000
Population
2010
Population
Columbus City 376 391
Columbus City Twp 685 622
Columbus Junction 1,900 1,899
Concord Twp 485 439
Cotter 48 48
Eliot Twp 251 161
Elm Grove Twp 223 202
Fredonia 251 244
Grandview 600 556
Grandview Twp 513 507
Jefferson Twp 234 255
Letts 392 384
Marshall Twp 226 203
Morning Sun 872 836
Morning Sun Twp 345 362
Oakland Twp 277 280
Oakville 439 173
Port Louisa Twp 950 867
Union Twp 244 203
Wapello 2,124 2,067
Wapello Twp 748 688
Total Population 12,183 11,387

Links:
Census Bureau Home Page
Iowa Data Center