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Lewis County, MO
| Lewis County Population: 10,494 Population Density: 20.8 per square mile Water Area Percentage: 1.15% (5.85 square miles) Land Area Percentage: 98.86% (505.01 square miles) Total Area: 510.85 square miles Housing Units: 4,602 per square mile County Links | 
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| Quick Links Occoquan Reservoir News Occoquan Reservoir Photos Occoquan Reservoir Videos | 





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