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Sombrero Half Marathon, 5K & 10K

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Event summary

Race along the Arroyo bike path in this flat, fast event. Great for runners of all stripes, the route kicks-off from Rancho Simi Park and makes its way along scenic the tree-lined bike path. Come along for the epic race day atmosphere or for the unique finisher's medal.

Your organiser

We provide a fun way for people to stay focused on healthy living while having fun at the same time. We hope our events will ignite the spark of friendly competition that lives deep inside all of us. We will see you on the starting line!

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How to enter

Tickets available until Wed Jan 22 2020

What's included:

All Runners will receive:
Finisher medal
Race day athlete t-shirt
Race day Sombrero
Post race munchies

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How was the event?
Frequently asked questions
Can I walk the course?
Yes, there is a 4 hour cut-off to finish theHalf marathon, which equates to about 15minutes plus per mile. So, walkers are welcome, stroller moms, and walking clubs.  Those of you who are new to 5k,10k events are encouraged to come out and push yourself to new limits of fitness. All of these course are designed to be inclusive.… read more
Is the course accurately measured and marked?
The course has been measured using a GPS watch and checked it three different times with three different runners. Feel free to check it out on your own watch if you have time prior to the race. There will be mile markers on the course.… read more
Are there port a potties/water stations on course?
Port a potties are at race start and the following: Erringer:       1/2 / 8 mile mark Sycamore:   1.5 /7.5 mile mark Sequoia:    3/6 mile mark… read more
Running Events in the United States
Running Events in the United States
Route description
Route description

The race will start at  Rancho Simi Park at  1765 Royal Ave, Simi Valley CA 93065  and run along the Arroyo bike path   . Which is lined with beautiful trees for shade and makes a wonderful environment.  The bike path runs through the center of Simi Valley and along the Arroyo Creek. This is still home to ducks and herons, (not cranes), who are soaking up the sun while playing in the gently flowing spring /summer time  water.  There will be Aid stations every 1.5 miles.

Logistics and schedule

Packet Pickup
Saturday Jan 26,   10:am to 2:pm
Fleet Feet Westlake
982 South Westlake Blvd, Thousand Oaks, CA 91362

What is Packet Pickup?
This is where you pickup your race bib #, timing chip, race day tech t-shirt, and goody bag.


Volunteers are needed and greatly appreciated!   Please visit: the Volunteer Info link on this site to get all the information needed on being a volunteer.  Students please bring any volunteer hours verification forms you may have from your school.

How to get there

1765 Royal Ave, Simi Valley, CA 93065, USA

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We have two large parking lots that should hold everyone.  Come early and be patient.  There will be hundreds of people trying to get into the same place all at once.   Over flow parking at Royal High school a couple of blocks from the starting line.

Frequently asked questions
Booking related questionsDo you have a question about bookings, cancellations, or refunds?
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