| Feature Name: | Sylvan
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| Feature Type: | ppl
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| State: | Illinois
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| County: | Cass
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| County Population: | 13695
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| County Housing Units: | 5784
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| County Size: | 375.9 Square Miles
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| Latitude: | 39.985
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| Longitude: | -90.07111
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| Elevation: | 614
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| Map Cell Name: | Ashland
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| Geographic Keywords: | Sylvan
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