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Winnebago County, IA
| Winnebago County Population: 11,723 Population Density: 29.3 per square mile Water Area Percentage: 0.27% (1.10 square miles) Land Area Percentage: 99.73% (400.47 square miles) Total Area: 401.57 square miles Housing Units: 5,065 per square mile County Links | 
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| Quick Links Woodruff Creek Reservoir News Woodruff Creek Reservoir Photos Woodruff Creek Reservoir Videos | 





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