Online registration is now closed.
You can register in person at the event starting at 7 AM. 


  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 (A $115 value valid 1/19/19 – 2/9/19 only, for children 13 & under.) 40% off up to four (4) adult 1-Day SEA LIFE® Hopper tickets to LEGOLAND® California and SEA LIFE® Aquarium (A $46.00 savings per ticket valid 1/19/19 – 2/9/19 only for ages 14 & older.)
  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 (A $46.00 savings per ticket valid 1/19/19 – 2/9/19 only for ages 14 & older.)
  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 entry is offered to participants age 13 & under and allows for one adult to accompany a child on the race course. 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 Kids Marathon Mile will start just outside of the LEGOLAND® main entrance along the Tyke Hike. The course will continue into LEGOLAND® making a loop of the park, exiting and finishing outside the park along the Tyke Hike. All of the pre- and post-race activities will take place in the lower parking lot of LEGOLAND®.

Race Schedule

6:30 a.m. LEGOLAND® parking lot opens (free parking at this time with no reentry)

7 a.m. Event day registration

8 a.m. Mile races start

9 a.m. Healthy Times Diaper Dash

Start Line Staging

To ensure the safety of all participants and allow for maximum enjoyment, the one-mile races will start using a quick “wave start” according to your child’s age. Corrals for the age groups will be set up near the registration area. Children who want to run together but are different ages, should start with the youngest child’s group. Corrals will be set up for the following age groups: 13 + (youths only), 11, 10, 9, 8, 7, 6, 5 and 4 & under including families and anyone pushing a stroller or wheelchair.

Please note: No late starters will be allowed, so be sure you’re at the event and in your corral by 7:45 a.m.


Healthy Times Diaper Dash

All crawlers are invited to participate in this free and just-for-fun diaper dash taking place on event day, in front of the stage at 9 a.m. SHARP! 

Important Event Details

The Kids Marathon Mile is just for fun. It is not officially timed, awards are not presented and results will not be posted. Only paid participants and Companions will be allowed on the race course. Many event volunteers will be on hand to participate with the kids and help keep them on course.

There will be several thousand children and their parents at this event. Upon arrival on event day, develop a plan with your family in case you become separated. Upon completion of their event, children will enjoy light snacks and family-friendly entertainment. This event will take place rain or shine. Sorry, no refunds. Please 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

Save time on event day and pick up bib numbers and T-shirts for pre-registered participants ahead of time at House of Air and receive 50% off jump time (up to 2 hours) that same day. Come to jump stay for lunch – $1 pizza slices. Discover what makes House of Air the best trampoline/adrenaline park in San Diego. Offering trampolines, dodgeball, basketball hoops, rock climbing and even a 20-FOOT FREE FALL into a stuntman airbag. Learn more

Date & Time: Saturday, January 12 from 11 a.m. to 2 p.m.

Location: House of Air, 6133 Innovation Way Suite 102, Carlsbad, CA 92009

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