Town guide
Grand Detour
Illinois · IL · Ogle County
About Grand Detour
CDP in Illinois, United States424Population
1.4 sq miArea
656 ftElevation
Grand Detour is an unincorporated census-designated place in Ogle County, Illinois, United States. As of the 2020 census, Grand Detour had a population of 424. 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.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Coming up
Upcoming events
Nothing on the calendar yet
Add an event →Put the next local happening — a market, a meeting, a concert — on the map.
From your neighbors
What’s happening
Be the first to post in Grand Detour — introduce yourself, ask a question, or share what’s happening.
Around town
All news →Local news
Loading local headlines…
Headlines via Google News · Articles belong to their publishers.