Rail Island

Build your own railway empire on an island

Sculpt the land, lay the tracks, raise bridges over rivers, bore tunnels through mountains, and watch your trains come alive — a relaxing transport-tycoon sandbox, free to play on Roblox.

A high-speed train crossing a steel truss bridge over a river on a Rail Island map

Everything you need to build a railway

Rail Island is a creative sandbox first. Every tool is built to be approachable, so you can go from bare island to a busy network at your own pace.

  • Shape the land

    Raise hills, carve valleys and flatten ground with the terrain tools. Rivers, lakes and coastline make every island your own.

  • Lay the rails

    Place track point by point with smooth curved corners, snap to existing lines, and run parallel sidings wherever you need them.

  • Build stations

    Drop stations with 1–6 tracks and adjustable length, choose between open platforms, roofed classics or shared island platforms.

  • Cross any gap

    Span rivers and ravines with eight bridge styles — from simple beams to soaring suspension and cable-stayed bridges.

  • Tunnel through mountains

    Bore tunnels straight through the terrain with stone portals — perfect for getting trains across rugged ground.

  • Run real trains

    Assemble locomotives and cars into a consist, pick its station stops, and watch it route, signal and reverse all on its own.

  • Decorate the world

    Place houses and buildings around your network to bring the island to life and give your railway somewhere to serve.

  • Many islands, saved for you

    Create small, medium or large maps, keep several islands at once, and let auto-save quietly look after your progress.

Eight ways across

A bridge for every crossing

Each style is procedurally built to fit the span — short stone arches for gentle dips, towering suspension cables for the widest rivers.

  • Beam
  • Truss
  • Cantilever
  • Arch
  • Stone arch
  • Tied arch
  • Suspension
  • Cable-stayed

Optional Game Passes

The full sandbox is free to play. These optional Roblox Game Passes lift the limits when you want to go further.

Island Slots Pack

Room for a whole world.

  • Expand your saved-island storage
  • Keep many more maps on the go at once
  • Build big without clearing space

Classic Bridges

Every span unlocked.

  • Unlock all bridge styles
  • Cantilever, arches, tied arch & cable-stayed
  • Give every crossing its own character

More Trains

A bigger fleet to command.

  • Use far more distinct vehicle types
  • Mix locomotives and cars freely
  • Run a varied roster across your islands

Game Passes are purchased in-experience on Roblox. Existing islands and trains always keep working.

Your island is waiting

Jump in, raise some land, and lay your first length of track. Rail Island is free to play on Roblox.