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Audubon County, IA
| Audubon County Population: 6,830 Population Density: 15.4 per square mile Water Area Percentage: 0.1% (0.44 square miles) Land Area Percentage: 99.9% (443.13 square miles) Total Area: 443.58 square miles Housing Units: 2,995 per square mile County Links | 
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| Quick Links Big Birch Lake News Big Birch Lake Photos Big Birch Lake Videos | 





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