Distance
24.8 mi
Duration
1h 12m
Checkpoints
5
Created
NOV 2, 2026
The road
Bois Blanc Island Loop in Bois Blanc Island, Michigan is graded at 258 corners, about 10.4 for every mile you drive. 26 of them are genuinely tight (10% of the road), and the sharpest turns in at an 11 m radius. The longest straight runs 1.0 miles, so there is room to breathe between the technical sections.
- Graded corners
- 258
- Tight (1–2)
- 26
- Tightest radius
- 11 m
- Corners per mile
- 10.4
Corners are graded from the route’s own geometry on the rally 1–6 scale, where 1 is a hairpin. Road & Rally calls them out as you drive.
Checkpoints
5
- #01
1542 Lime Kiln Point Road
- #02
Lime Kiln Point Road
- #03
East Huron Drive
- #04
Firetower Road
- #05
1542 Lime Kiln Point Road
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