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Cass County, IL
| Cass County Population: 13,695 Population Density: 36.4 per square mile Water Area Percentage: 2.04% (7.83 square miles) Land Area Percentage: 97.96% (375.90 square miles) Total Area: 383.73 square miles Housing Units: 5,784 per square mile County Links Waterfalls In Cass County • Jeps Hole • Muscooten Bay • Sangamon Bay | 
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| Quick Links Highland Lake News Highland Lake Photos Highland Lake Videos | 





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