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How to get fromCastle Rock to Boulderby tram, bus, or car

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There are 3 ways to get from Castle Rock to Boulder by tram, bus, or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Tram, bus

    best
    1. Take the tram from Ridgegate Parkway Station to Union Station Light Rail Plazatram tram E
    2. Take the bus from Union Station Gate B18 to Broadway & Regent Drbus bus Ff2 / ...
    2h
    $46–53

  2. Drive 55.4 mi

    cheapest
    1. Drive from Castle Rock to Bouldercar car 55.4 mi
    1h 5m
    $11–15

  3. Bus

    1. Take the bus from Sky Ridge Station to Union Stationbus bus South
    2. Take the bus from Union Station Gate B18 to Broadway & Euclid Avebus bus Ff2 / ...
    2h 7m
    $47–58

Questions & Answers

What companies run services between Castle Rock, CO, USA and Boulder, CO, USA?

You can take a vehicle from Castle Rock to Broadway & Euclid Ave via Sky Ridge Station, Union Station, and Union Station Gate B18 in around 2h 7m.

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