Township          1900       1940       1960     1980       1990
Elm              2,901      2,011      1,056      762        605  
Grant              716        694        368      332        309  
Jackson            939        625        326      208        176  
Liberty          1,581        869        437      344        239  
Lincoln          2,248        900        444      322        250  
Medicine           895        775        458      328        209  
Richland         1,041        655        292      263        249  
Sherman            874        423        264      131         99  
Union            3,057      2,422      2,104    2,266      2,053  
Wilson             775        832        632      753        606  
York             1,661      1,121        618      383        284
TOTAL           16,688      11,32      6,999    6,092      5,079

Source: U.S. Population Census