How to get from Boulder to Castle Rock by bus?

From Boulder to Castle Rock by bus

To get from Boulder to Castle Rock in Denver - Boulder, CO, you’ll need to take 3 bus lines: take the JUMP bus from Arapahoe Ave & 19th St station to Arapahoe Ave & 28th St station. Next, you’ll have to switch to the AB2 bus and finally take the GROOME TRANSPORTATION bus from Denver Airport East - Door 505 Island 5 station to Days Inn Castle Rock station. The total trip duration for this route is approximately 2 hr 39 min. The ride fare is $40.50. The bus schedule from Boulder may change. We recommend you check the updated bus schedule to Castle Rock on the Moovit app.

159min$40.50
Walk to bus station
Bus - JUMPJUMP
Bus - AB2AB2
Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
Walk to Castle Rock
Leaves from Arapahoe Ave & 19th St

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Arapahoe Ave & 19th St
    ID 12204
    130 yd • 2 min
  • 2
    Bus - JUMPJUMP
    Wait for bus
    JUMP
    Tech Ed Center
  • 3
    Ride to bus station
    Ride to bus station
    Arapahoe Ave & 28th St
    ID 12229
    4 min
  • 4
    Walk to bus station
    Walk to bus station
    28th St & Arapahoe Ave
    ID 26203
    110 yd • 2 min
  • 5
    Bus - AB2AB2
    Wait for bus
    AB2
    Denver Airport Via E-470
  • 6
    Ride to bus station
    Ride to bus station
    Denver Airport Station Bus Gates 6,7,8,9 & 10
    ID 34503
    74 min
  • 7
    Walk to bus station
    Walk to bus station
    Denver Airport East - Door 505 Island 5
    350 yd • 5 min
  • 8
    Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
    Wait for bus
    GROOME TRANSPORTATION
    Colorado Springs
  • 9
    Ride to bus station
    Ride to bus station
    Days Inn Castle Rock
    35 min
  • 10
    Walk to Castle Rock
    Walk to
    Castle Rock
    180 yd • 3 min
*Duration based on 8am traffic

Alternative route from Boulder to Castle Rock by bus via JUMP, AB1 and GROOME TRANSPORTATION

To get from Boulder to Castle Rock in Denver - Boulder, CO, you’ll need to take 3 bus lines: take the JUMP bus from Arapahoe Ave & 19th St station to Downtown Boulder Station (Ar) station. Next, you’ll have to switch to the AB1 bus and finally take the GROOME TRANSPORTATION bus from Denver Airport East - Door 505 Island 5 station to Days Inn Castle Rock station. The total trip duration for this route is approximately 3 hr 21 min. The ride fare is $40.50. The bus schedule from Boulder may change. We recommend you check the updated bus schedule to Castle Rock on the Moovit app.

201min$40.50
Walk to bus station
Bus - JUMPJUMP
Bus - AB1AB1
Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
Walk to Castle Rock
Leaves from Arapahoe Ave & 19th St

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Arapahoe Ave & 19th St
    ID 12203
    120 yd • 2 min
  • 2
    Bus - JUMPJUMP
    Wait for bus
    JUMP
    Dwtn Boulder
  • 3
    Ride to bus station
    Ride to bus station
    Downtown Boulder Station (Ar)
    ID 99850
    3 min
  • 4
    Walk to bus station
    Walk to bus station
    Downtown Boulder Station Gate 3
    ID 26101
    110 yd • 2 min
  • 5
    Bus - AB1AB1
    Wait for bus
    AB1
    Denver Airport Via E-470
  • 6
    Ride to bus station
    Ride to bus station
    Denver Airport Station Bus Gates 6,7,8,9 & 10
    ID 34503
    84 min
  • 7
    Walk to bus station
    Walk to bus station
    Denver Airport East - Door 505 Island 5
    350 yd • 5 min
  • 8
    Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
    Wait for bus
    GROOME TRANSPORTATION
    Colorado Springs
  • 9
    Ride to bus station
    Ride to bus station
    Days Inn Castle Rock
    35 min
  • 10
    Walk to Castle Rock
    Walk to
    Castle Rock
    180 yd • 3 min
*Duration based on 8am traffic
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Public transit directions from Boulder to Castle Rock

The distance between Boulder, Denver - Boulder, CO and Castle Rock, Denver - Boulder, CO is approximately 88.71 mi, which can typically be travelled in 159 min. Moovit will show you the directions from Boulder to Castle Rock by bus, so no matter how you choose to travel in Denver - Boulder, CO – you will always have plenty of easy options.

Bus schedule from Boulder to Castle Rock

To check the bus schedule from Boulder to Castle Rock using the Moovit app, first download and open the app on your smartphone. Enter your starting point (Boulder) and destination (Castle Rock), then select the desired date and time of travel. Moovit will show all available bus routes, estimated travel times, and any required transfers. You can view detailed departure and arrival times for each bus, as well as real-time updates for delays or changes. Use this information to plan your trip and stay up to date with the latest bus schedules.

Related Routes

Alternative route from Boulder to Castle Rock by bus via JUMP, AB1 and GROOME TRANSPORTATION

To get from Boulder to Castle Rock in Denver - Boulder, CO, you’ll need to take 3 bus lines: take the JUMP bus from Arapahoe Ave & 19th St station to Downtown Boulder Station (Ar) station. Next, you’ll have to switch to the AB1 bus and finally take the GROOME TRANSPORTATION bus from Denver Airport East - Door 505 Island 5 station to Days Inn Castle Rock station. The total trip duration for this route is approximately 3 hr 21 min. The ride fare is $40.50. The bus schedule from Boulder may change. We recommend you check the updated bus schedule to Castle Rock on the Moovit app.

201min$40.50
Walk to bus station
Bus - JUMPJUMP
Bus - AB1AB1
Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
Walk to Castle Rock
Leaves from Arapahoe Ave & 19th St

Step by Step

  • 1
    Walk to bus station
    Walk to bus station
    Arapahoe Ave & 19th St
    ID 12203
    120 yd • 2 min
  • 2
    Bus - JUMPJUMP
    Wait for bus
    JUMP
    Dwtn Boulder
  • 3
    Ride to bus station
    Ride to bus station
    Downtown Boulder Station (Ar)
    ID 99850
    3 min
  • 4
    Walk to bus station
    Walk to bus station
    Downtown Boulder Station Gate 3
    ID 26101
    110 yd • 2 min
  • 5
    Bus - AB1AB1
    Wait for bus
    AB1
    Denver Airport Via E-470
  • 6
    Ride to bus station
    Ride to bus station
    Denver Airport Station Bus Gates 6,7,8,9 & 10
    ID 34503
    84 min
  • 7
    Walk to bus station
    Walk to bus station
    Denver Airport East - Door 505 Island 5
    350 yd • 5 min
  • 8
    Bus - GROOME TRANSPORTATIONGROOME TRANSPORTATION
    Wait for bus
    GROOME TRANSPORTATION
    Colorado Springs
  • 9
    Ride to bus station
    Ride to bus station
    Days Inn Castle Rock
    35 min
  • 10
    Walk to Castle Rock
    Walk to
    Castle Rock
    180 yd • 3 min
*Duration based on 8am traffic

Questions & Answers

  • What is the fastest way to get from Boulder to Castle Rock?

    The fastest way takes 159 minutes, using Bus line JUMP, Bus line AB2, Bus line GROOME TRANSPORTATION.

  • What is the alternative route to get from Boulder to Castle Rock?

    The alternative route takes 201 minutes, using Bus line JUMP, Bus line AB1, Bus line GROOME TRANSPORTATION.

  • Is there a direct bus between Boulder and Castle Rock?

    No, you’ll have to take 3 bus lines in total. The total travelling time is 2 hr 39 min.

  • Which bus line goes from Boulder to Castle Rock?

    The JUMP bus line goes from Arapahoe Ave & 19th St station near Boulder in Boulder to Tech Ed Center station. From there you’ll have to take one bus line till Tech Ed Center station near Castle Rock in Denver - Boulder, CO.

  • How long does it take to travel from Boulder to Castle Rock by bus?

    The total travel time between Boulder in Boulder and Castle Rock in Denver - Boulder, CO by bus is about 2 hr 39 min.

  • Where do I get on the bus near Boulder to get to Castle Rock?

    Get on the JUMP bus from the Arapahoe Ave & 19th St stop near Boulder in Boulder.

  • Where do I get off the bus when travelling between Boulder and Castle Rock?

    Get off the bus at the Tech Ed Center stop, which is closest to Castle Rock in Denver - Boulder, CO.

  • How much is the bus fare from Boulder to Castle Rock?

    The ride from Boulder to Castle Rock costs $40.50.

Popular Routes