Fairfax County, VA
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            Fairfax County Population: 969,749 Population Density: 2,454.8 per square mile Water Area Percentage: 2.85% (11.57 square miles) Land Area Percentage: 97.15% (395.04 square miles) Total Area: 406.61 square miles Housing Units: 359,411 per square mile County Links Waterfalls In Fairfax County • Accotink Bay • Belmont Bay • Gunston Cove • Occoquan Bay • Pohick Bay Lakes In Fairfax County • Occoquan Reservoir  | 
        
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				Quick Links Sandy River Reservoir News Sandy River Reservoir Photos Sandy River Reservoir Videos  | 
		

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