Kids (age 13 & under) receive:
  • Event T-shirt and finisher’s medal
  • A FREE 1-Day SEA LIFE™ Hopper ticket to LEGOLAND® California and SEA LIFE™ Aquarium (details TBD)
  Big Kids (age 14 & older) receive:
  • Event T-shirt and finisher’s medal
  • 40% off up to four (4) adult 1-Day SEA LIFE® Hopper tickets to LEGOLAND® California and SEA LIFE® Aquarium (details TBD)
  Companions receive:
  • Access to the race course to accompany a child 13 & under

Registration Policy

For the safety of all participants, anyone who participates in the Kids Marathon Mile must register. One companion bib is provided upon request for an adult to accompany a child who needs guidance during the race. The companion must stay with the registered child at all times. Additional adults may accompany a child on the race course but must register for the event as a Big Kid.

To ensure the best participant experience, the event size is limited. Registration may close at any time and may not be available on event day.

Race Course

The race starts just outside LEGOLAND® along the Tyke Hike, continues into LEGOLAND® making a loop of the park before exiting and finishing along the opposite side of the Tyke Hike. All pre- and post-race activities take place in the lower parking lot of LEGOLAND®. 

Race Schedule

6:30 AM –  LEGOLAND® parking lot opens (free parking at this time with no reentry)

6:45 AM –  Event day registration opens

8 AM –  Mile races start

Start Line Staging

The one-mile races start using quick waves according to age: 13 + (youths only), 11, 10, 9, 8, 7, 6, 5 and 4 & under. Families and groups wanting to run together, strollers and wheelchairs must start in the last wave. 

Important Event Details

Late starters are not allowed, be sure you’re at the event and in your corral by 7:35 a.m. 

All racers must be out of the park by 8:45 a.m. Please keep moving while inside LEGOLAND. You can return after the event and when the park opens for photos, and to explore. 

The Kids Marathon Mile is just for fun – it is not timed.  

Only paid participants and accompanying adults clearly displaying a companion bib will be allowed on the course. 

This event will take place rain or shine, no refunds or deferrals.

Leave all pets at home. Dogs (except service dogs) are not allowed at LEGOLAND®. 

NO roller skates, inline skates, scooters, skateboards, bikes or other such devices are allowed.


Pre-Race Registration Event



Kids Run Carlsbad Series

The Kids Run Carlsbad series is a fun opportunity for kids ages 12 & under to participate in Carlsbad’s two most famous kids runs. The series kicks-off each January with the Kids Marathon Mile at LEGOLAND, part of the Carlsbad Marathon weekend of events, and concludes in March with Junior Carlsbad, part of the iconic Carlsbad 5000 weekend of events.  Participants will not only earn the medals awarded at each event, but also a commemorative Kids Run Carlsbad series medal.

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