Drive section
West Yellowstone, Island Park, and Ashton
Route 20 connector segment covering the Yellowstone west re-entry at West Yellowstone and the first Idaho continuation through Island Park to Ashton.
West Yellowstone, Island Park, and Ashton
This segment is the first fuller park-west connector on the site after the Yellowstone gap.
Segment map
This Google map keeps the geography literal. The compact rows below surface optional off-route trips and add-on stops without taking over the segment.
Quick orientation
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These compact rows are optional off-route trips and add-on stops, with the full corridor layer map still available when you want the broader read.
Quick orientation
- Anchors: West Yellowstone, Island Park, and Ashton
- Best for: travelers who want the clearest Yellowstone-west handoff before larger Idaho continuation arrives on the site
- Trip fit: a scenic connector drive, a park-edge overnight reset, or a first Idaho gateway outing
- Map ID:
west-yellowstone-ashton
Why drive this stretch
Drive this stretch when you want the clearest way to turn the Yellowstone west re-entry into a usable route section instead of a simple endpoint note. West Yellowstone gives the route a visible re-entry town, Island Park keeps the corridor moving in a calmer landscape, and Ashton gives the site its first fuller Idaho gateway town west of the park.
Best next pages
Corridor read
This segment is meant to keep the Route 20 chain readable rather than turn every stop into an equal destination. Use the map and the compact companion rows to decide where the real linger time belongs, which support towns are mostly practical, and when the next live segment is the better continuation.
Treat the strongest anchor here as the place that carries the planning weight, keep the support stops proportional, and use nearby add-ons only when they genuinely strengthen the drive instead of distracting from it.
Use the connector trip first
West Yellowstone to Ashton Scenic Drive
Use the trip page first if you want the easiest way to turn this connector stretch into a practical outing.
Use the park-edge anchor
West Yellowstone
Use West Yellowstone when you want the clearest west-side re-entry point.
Use the first Idaho continuation
Island Park
Use Island Park when you want the quieter first Idaho-side continuation beyond the park boundary.
Use the Idaho gateway town
Ashton
Use Ashton when you want the first fuller Idaho town base now live on the route.