Grand Detour | |
|---|---|
 St. Peter's Episcopal Church in Grand Detour | |
  Grand Detour Location within Ogle County  Grand Detour Grand Detour (Illinois) | |
| Coordinates: 41°53′48″N 89°24′42″W / 41.89667°N 89.41167°W | |
| Country | United States |
| State | Illinois |
| County | Ogle |
| Township | Grand Detour |
| Area | |
• Total | 1.41 sq mi (3.66 km2) |
| • Land | 1.17 sq mi (3.03 km2) |
| • Water | 0.24 sq mi (0.63 km2) |
| Elevation | 656 ft (200 m) |
| Population (2020) | |
• Total | 424 |
| • Density | 362.39/sq mi (139.95/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| Postal code | 61040 |
| Area code | 815 |
| FIPS code | 17-30705 |
Grand Detour is an unincorporated census-designated place in Ogle County, Illinois, United States. As of the 2010 census, its population was 429.[3] The village is named after an odd turn in the Rock River, which flows north past the village, rather than its normal southwestern course. John Deere invented the steel plow in Grand Detour, and the John Deere House and Shop is a U.S. National Historic Landmark.
| Census | Pop. | Note | %± |
|---|---|---|---|
| 2020 | 424 | — | |
| U.S. Decennial Census[4] | |||
- ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.
- ^ "USGS detail on Newtown". Retrieved October 21, 2007.
- ^ "U.S. Census website". U.S. Census Bureau. Retrieved March 11, 2011.
- ^ "Census of Population and Housing". Census.gov. Archived from the original on February 28, 2022. Retrieved June 4, 2016.