Stephenson County, IL
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            Stephenson County Population: 48,979 Population Density: 86.8 per square mile Water Area Percentage: 0.1% (0.54 square miles) Land Area Percentage: 99.9% (564.18 square miles) Total Area: 564.72 square miles Housing Units: 21,713 per square mile County Links  | 
        
            
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