| Feature Name: | Rays Lake
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| Feature Type: | swamp
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| State: | Illinois
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| County: | Lake
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| County Population: | 644356
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| County Housing Units: | 225919
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| County Size: | 447.56 Square Miles
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| Latitude: | 42.28639
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| Longitude: | -88.08556
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| Map Cell Name: | Grayslake
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| Geographic Keywords: | Rays
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