Devon and Cornwall's Railways Are Unfinished

Gareth Dennis
Gareth DennisMar 9, 2026

Why It Matters

Prioritizing a high‑speed core and bus‑based feeders can unlock connectivity for Devon and Cornwall, driving economic activity and meeting climate goals while avoiding costly, under‑used rail extensions.

Key Takeaways

  • Ideal rail network requires a single high‑speed spine
  • Rural Devon lacks clear rail connections due to low density
  • Bus services can fill gaps where rail is uneconomical
  • Environmental costs outweigh benefits for tiny town rail lines
  • Existing network shows patchwork, needing strategic prioritization across region

Summary

The video maps an “ideal” rail layout for Devon and Cornwall against the current fragmented system, illustrating how planners might connect the southwest to national corridors from London and Bristol while grappling with the region’s sparse population and rugged geography.

Using a tiered connector model (100 k, 50‑100 k, 10‑50 k), the presenter shows that a single high‑speed spine could serve the dense core, but beyond that the network devolves into a patchwork of low‑density links. The north‑Devon towns, isolated by distance, lack a clear rail corridor, and the cost‑benefit balance collapses for settlements under about 5,000 residents.

He argues that “braided” services—express routes that interleave and feed into a central hub—combined with robust bus links are more realistic than extending double‑track electrified lines into every village. A quoted concern highlights the “environmental impact of driving a railway to that town doesn’t justify the population there.”

The analysis suggests policymakers should concentrate investment on a fast, electrified core while deploying flexible bus networks to bridge the gaps, a strategy that could improve regional mobility, support economic growth, and meet carbon‑reduction targets without over‑building rail infrastructure.

Original Description

Watch Episode 274 of #Railnatter here: https://www.youtube.com/live/I8TbOZj9HW4
Support #Railnatter at https://patreon.com/garethdennis. Merch at https://merch.railnatter.uk. Join in the discussion at https://discord.railnatter.uk. You can also buy my book #HowTheRailwaysWillFixTheFuture: https://bit.ly/HowTheRailways

Comments

Want to join the conversation?

Loading comments...