Road & RallySign in

Best driving roads in Idaho.

Routes
11
Curated
1
Miles mapped
1,164
Graded corners
9,908
Cedar Ridge driveSeven Devils of Heavens GateLower Fords Creek RoadPeirce Superior RoadOld White Bird Hill RoadBennet Peak + ExtrasOld Spiral HighwaySalmon River Scenic BywayTomfoolery in the Boise National ForestIF Touge RouteThe Nez Perce Route

11 routes in Idaho, 1 of them curated by Road & Rally, cover 1,164 miles and 9,908 graded corners — 2,346 of them tight enough to grade a 1 or 2. Most of them start around Lewiston and Kamiah. The twistiest, Cedar Ridge drive, packs 16.9 corners into every mile for 13 mi.

Corners are graded from each road’s own geometry on the rally 1–6 scale, where 1 is a hairpin. The app calls them out as you drive.

By the numbers

Twistiest

16.9 corners / mi

Cedar Ridge drive

Most technical

4.1 tight / mi

Lower Fords Creek Road

Tightest corner

8 m radius

The Nez Perce Route

Curated drives

Picked, mapped and graded by Road & Rally.

  1. The Nez Perce RouteNear Lewiston170 mi1,425 corners8.4 / mi19 tight

Drivers’ routes

Mapped by Road & Rally drivers, ordered by how much they bend.

  1. Cedar Ridge driveNear Orofino13 mi218 corners16.9 / mi88 tight
  2. Seven Devils of Heavens GateNear Riggins32 mi468 corners14.5 / mi82 tight
  3. Lower Fords Creek RoadNear Kamiah39 mi527 corners13.4 / mi160 tight
  4. Peirce Superior RoadNear Kamiah160 mi1,534 corners9.6 / mi411 tight
  5. Old White Bird Hill RoadNear New Meadows112 mi977 corners8.8 / mi68 tight
  6. Bennet Peak + ExtrasNear Wallace216 mi1,805 corners8.3 / mi653 tight
  7. Old Spiral HighwayNear Lewiston7.3 mi59 corners8.1 / mi13 tight
  8. Salmon River Scenic BywayNear Hailey151 mi1,080 corners7.2 / mi123 tight
  9. Tomfoolery in the Boise National ForestNear Boise260 mi1,796 corners6.9 / mi728 tight
  10. IF Touge RouteNear Swan Valley3.7 mi19 corners5.1 / mi1 tight

Find your own

Scan Idaho for more.

Road Finder scores every road in an area on curvature and flow, so the technical ones come up first. Start it anywhere in Idaho.

How Road Finder worksMembers: open it on Cedar Ridge drive →

Questions

What is the curviest road in Idaho?
Of the 11 routes on Road & Rally in Idaho, Cedar Ridge drive bends the most: 16.9 graded corners per mile over 13 mi, 88 of them tight (grade 1 or 2). Corners are measured from the road’s own geometry, not estimated.
Where are the best driving roads in Idaho?
The routes drivers have mapped in Idaho cluster around Lewiston and Kamiah. Every one is listed on this page with its distance and how many corners it has.
How do I find twisty roads near me in Idaho?
Road Finder scans any area of the map and scores every road in it on curvature and flow, so the most technical roads near you rise to the top. It is in the Road & Rally app, and on the web with a free account.
Can I drive these routes with turn-by-turn pace notes?
Yes. Open any route in the Road & Rally app and it navigates you there, calling every graded corner before you reach it — the way a rally co-driver would.

Drive them with pace notes.

Every route here opens in the Road & Rally app, navigates you to the start, and calls each corner before you reach it.

iOSAndroidOther states