Arroyo Creek Half Marathon

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  • Official booking partner
  • Best price guarantee
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Tickets $35–$65

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  • Official booking partner
  • Best price guarantee
  • Free cancellation protection

Distances in this event

  1. Half Marathon

    Run 13.1mi
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  2. 10k

    Run 10km
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  3. 5k

    Run 5km
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Arroyo Creek Half Marathon routes

Half Marathon:

Start at Rancho Simi Park and Erringer. Head east on the Arroyo Bike path up to approx Angus Ave. The bike path will take a left turn towards L.A. Ave the turn around is at that point. We will have a turn around sign and aid station at that point. Head west to Madera, turn around and head east to Erringer, right on Erringer, right at the bike path towards the park, left into the park then back to the finish line.

5k course:

Start at Rancho Simi Park and Erringer. Head east on the Arroyo Bike path up to approx Darrah Ave, to the turn around point and head on back the way you came. 10k turn around flag is green and black and 16 ft tall so keep an eye out for it just past the 3 mile mark

10K course:

Start at Rancho Simi Park and Erringer. Head east on the Arroyo Bike path up to approx a quarter mile past sycamore, to the turn around point and head on back the way you came. The 5k turn around flag will be just past the wooden bridge. 16 feet tall yellow and black flag, keep an eye out for it.

Event details

  • Finisher’s medal
  • Road
  • Flat
  • 200 participants

From the organizer

The annual Arroyo Creek Half Marathon, 5k, and 10k races take you along the Arroyo bike path. This route is lined with trees for shade and provides stunning views of the nearby Simi Hills and Santa Susana Mountains. Race along the Arroyo bike path in this warm but well shaded summer run. A great event for all types of runners, the course is mostly flat, with only a few gentle hills. Come for the finisher's medal, tech t-shirt and post-race tacos. The race start will be held at the Rancho Simi Park at 1765 Royal Ave, Simi Valley CA 93065.

What’s Included

When you finish you will receive:

  • A bespoke finishers medal
  • A dry fit technical t-shirt (men's and women's designs available)
  • A branded Arroyo Creek water bottle
  • Goody bag holding all your swag, which can be reused!
  • Food will be available for all finishers
Raceday Logistics

Make sure to arrive in plenty of time before the start of the race. Remember that parking and warming up take time, so we advise you to aim to arrive at least an hour before your race start time.

Kit List

There is no specific kit list. Wear comfortable warm weather running gear.


If you want to volunteer, you can sign up here:

There are a number of perks to volunteering, including: a volunteer events t-shirt, access to the volunteers only tent where complimentary food will be served, and free registration for a future event run by the race organizers. You can also have hours added to your community service certificate if requested.


Can I walk the course? 
Yes: you have 4 hours to finish the half marathon, that’s about 15minutes plus per mile. Sooo… 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 our courses are designed with EVERYONE in mind!

Is the course accurately measured and marked?
Yes:  We have measured the course using a GPS watch and checked it three different times with three different runners.  That is the best we can do, as you know GPS will vary slightly from time to time but it’s the best we can offer for you.  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.

When, where and what is Package pickup? 
This is where you pick up your race timing chip, race bib #, and race day t-shirt, ask your pre-race questions, check out the course map.
This will be your last chance to register for this race,

Saturday, June 23rd  –  10:00 am to 2:00 pm
Fleet Feet Westlake

Can I register for the race at the packet pick-up location? 
YES…You can register for the race at the package pick-up there is NO Discounts Package pickup and we only accept cash or credit cards, NO CHECKS. You can also register online or by sending in the registration form.  Online registration closes August 12  at 10:00 am.

What kind of t-shirts will we be getting?
Tech shirts that are men’s specific and women’s specific sizes.  Tech shirts are more fitted moisture wicking types of shirts

Parking? … Where do we park? 
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. Overflow Parking at Royal High school a couple of blocks from the starting line.

Can I pick up my race packet on race day??
YES…you can pick up your race packet on race day, but we advise you to come early!!  There may be hundreds of people doing the same and it may take some time.  We advise you to go to the packet pick-up Saturday before race day instead.  Last minute check in on race day begins at 6:00 a.m. and ends at 6:45 a.m.  There is NO race day registration.

Race results will be posted as follows:
5k preliminary results will be posted at approx. 8:00 a.m.
10k preliminary results will be posted at approx. 9:00 a.m.
Half Marathon – approx. 9:30 a.m.

Water stations and Porta potty locations along the course: 
Porta 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

I don’t know the course should I just follow someone?
NO:  All athletes are required to know the entire course prior to stepping onto the starting line.  Please study the race course map on this site, and maybe drive the course if you have time prior to race day.

Arroyo Creek Half Marathon weather forecast

Partly cloudy throughout the day.

Predicted highs
Predicted lows
IconLight breeze possible, up to 6mph

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