Grand Detour
Census-designated place in Illinois
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Grand Detour is an unincorporated census-designated place in Ogle County, Illinois, United States. As of the 2010 census, its population was 429. The village is named after an odd turn in the Rock River, which flows north past the village, rather... Wikipedia
Population: 302 (2022)
Postal code: 61040
Area: 1.413 mi²
Area code: 815
Township: Grand Detour
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