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Trek Bicycle Store

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2017/04/12 17:00:00
Race InfoRegisterResultsNews

Race Info

2017 Race Schedule

“Almost” every Wed night beginning April 19th – Aug 16th 2017:

  • April 19, 26
  • May 3, 10, 17, 24, 31
  • June 7, 14, 21, 28 (Clif Bar BBQ)
  • July 5 (No Race)
  • July 12, 19, 26
  • Aug 2, 9, 16 (Awards Party)
  • Aug 23 (No Race)




Cross Racing: Aug 30, Sep 6 and 13 – Details coming…

Day of

TREK Store Southcenter technical support crew is on hand each week. 

We sell $3 Pizza slices onsite. You must pre-order with us at registration no later than 6pm. 

Each week we run some kind of sponsor promo and swag give away. Listen up at staging, your name may be called!

We try to set up a Kiddie strider course for the little ones. Mom’s and Dad’s need to self monitor their children.


Race Format

Wed Night Worlds is a Short Track style Cross County MTB Race series. Courses are a mix of fast single track, paved roads and grass. We change up the course flow and distance week to week keeping laps at about 2-2.5mls. Approximate laps times vary from 12-18min. A typical winning time would be: Kids Race – 15/20min. Cat 4 – 30min. Cat 3 – 45min. Cat 2 – 45min. Cat 1 – 60min.

5:30pm Race

Kids (6-10yr) – 2 short laps, about 20min

6pm Race

Cat 3 (Sport) – 3 laps
Cat 4 (Beginners) – 2 laps

7pm Race
Cat 1(Expert/Elite) – 4 laps 
Cat 2( Sport/Intermediate) – 3 laps 



Within each race there are Men’s and Women’s Adult and U15 Boys and Girls Junior categories(There is no Cat 1 Junior category). Each category competes for the series overall or best 15 of 17 races. Points go 40 deep. 


Online registration: Adult $17.50, U15 Juniors $9, U10 Kids $5

Walk-up registration: Adult $20, U15 Juniors $10, U10 Kids $5

All racers need a $5 Timing Chip. This is a one time cost, you own it. Most of you probably have one already if you race Cross around here. 

What does registration pay for?

Rider insurance, park user fees, RFID timing, online registration/results, website, race numbers, toilets, our wonderful staff and park clean up/maintenance.



North SeaTac Park

13699 18th Ave S
SeaTac, WA 98168


Trek Bicycle Store

News & Social Media

Facebook Posts

North SeaTac was heavily damaged in the snow and windstorms. The saw crew is on top of it. We are working on the big stuff. Trees down ever 100 yards in some areas. Join us for the trail work parties in March and April. Check our posted events. ... See MoreSee Less

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Our fantastic design team is hard at work preparing for the upcoming season. Here is a your chance to experience the new plaid! ... See MoreSee Less

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NW MTB Series updated their cover photo. ... See MoreSee Less

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Mark you cal!
Park clean up in March and April.
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Make N SeaTac Trails Great Again

March 12, 2017, 11:00am - March 12, 2017, 3:00pm

It's time to clean! Lets make our trails great again. Lots to scrape off the trail surface along with a good amount of brush and bakcberry trimming along the edges. Valuable hand tools include: Met...

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