2010 Census figures for Floyd County Subdivisions
CITIES POPULATION   TOWNSHIP POPULATION
CHARLES CITY 7652 CEDAR 295
COLWELL 73   NILES 461
FLOYD 335   FLOYD 616
MARBLE ROCK 307   PLEASANT GROVE 193
NORA SPRINGS 1431   RIVERTON 463
ROCKFORD 860   ROCK GROVE 335
RUDD 369   ROCKFORD 440
TOTAL 11027   RUDD 224
      SCOTT 185
      ST. CHARLES 1396
      ULSTER 339
      UNION 329
      TOTAL 5276
         
TOTAL COUNTY 16303      
         
2000 Census figures for Floyd County Subdivisions
CITIES POPULATION   TOWNSHIP POPULATION
CHARLES CITY 7812 CEDAR 305
COLWELL 76   NILES 457
FLOYD 361   FLOYD 671
MARBLE ROCK 326   PLEASANT GROVE 213
NORA SPRINGS 1532   RIVERTON 508
ROCKFORD 907   ROCK GROVE 317
RUDD 431   ROCKFORD 424
TOTAL 11445   RUDD 262
      SCOTT 223
      ST. CHARLES 1346
      ULSTER 373
      UNION 356
      TOTAL 5455
         
TOTAL COUNTY 16900