BIG SERIES

BIG10 + NK 10km
Sept
5

BIG10 + NK 10km

BIG 10 + NK 10KM

Step up to the challenge with the BIG 10, a one-of-a-kind running race designed to push your limits and redefine personal victory. Whether you're chasing a new PR or simply out to conquer the course, this event is all about you vs. you. Celebrate your grit, determination, and every step toward greatness. Are you ready to beat your best? The BIG 10 is waiting!

Register
 

  • RWC AHOY in Rotterdam

    The location is accessible by car, bike and public transport.

    In case you are coming by car we ask you to park at the side of the road (there will be traffic control to help you)

  • 5/9/2026

    17:30 HEAT 1
    18:45 HEAT 2
    19:45 HEAT 3
    20:30 HEAT4

  • The run is divided into 4 heats. You will be put in a heat based on your target time.

    HEAT 1: 38:50-….
    HEAT 2: 34:50-38:50
    HEAT 3: 31:30-34:50
    HEAT 4: sub 31:30

  • In each heat we have pacers.

    These will be announced closer to the event

  • Registration is open and is limited to 1500 10km spots.

    Cost: € 27,50

    For elite runners the registration is free. (male <30min, female <33:30min) Please send an email to elite@bigseries.nl.

  • Are you participating in the National 10 Kilometer Championships? Then read the competition regulations here (1). To register, you must have completed the bronze and silver modules of the doping modules. Any questions? Here (2) you will find answers to the most frequently asked questions.

 
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BIG5 + BIG MILE
Jun
13

BIG5 + BIG MILE

BIG 5 + BIG MILE

THE BIG 5 – SPEED, ENERGY & PURE RACING VIBES

Get ready to run faster than ever! The BIG 5 is the little brother of the BIG 10 – a high-speed 5K race on the legendary Nedereindse Berg cycling track in Utrecht. Expect fast times, fierce competition, and an electric atmosphere.

Races are divided into heats, so you’ll be matched with runners of similar speed. And for those who love an all-out sprint, we’re bringing you the BIG MILE – a full-throttle road mile on the course.

We’ve got everything to make it the ultimate race day: high-energy vibes, music, food stands, and a bar. Come for the speed, stay for the experience!

Are you ready to go all in?

Register

  • Nedereinds Berg, Utrecht.

    A fast, closed-loop cycling track built for speed.

  • Program (Subject to change)

    • 17:00 – Check-in & race village open

    • 18:30 – Heat 1 – 5KM

    • 19:15 – Heat 2 – 5KM

    • 19:45 – Heat 3 – 5KM

    • 20:15 – BIG MILE – Full gas on the road mile!

    • 20:30 – Heat 4 (fastest heat) – 5KM

  • START TIMES & HEATS

    • 18:30 – 19:15 | Heat 1 >19min

    • 19:15 – 19:45 | Heat 2 17-19min

    • 19:45 – 20:15 | Heat 3 15-17min

    • 20:15 – 20:30 | BIG MILE – A full-throttle road mile before the final heat!

    • 20:30 – 21:00 | Heat 4 <15min

      Find heat layout here

  • HEAT 1:

    • 19:00

    • 20:00

    • 21:00

    • 22:00

    • 23:00

    • 24:00

    HEAT 2:

    • 17:00

    • 17:30

    • 18:00

    • 18:30

    • 19:00

    HEAT 3:

    • 15:00

    • 15:30

    • 16:00

    • 16:30

    • 17:00

    HEAT 4:

    • 13:45


  • Registration is open and is limited to 1000 5km spots and 500 Mile spots.

    Cost:

    • 5km: € 25,00

    • Mile € 16,09

    For elite runners the registration is free. (male <15min, female <16min) Please send an email to elite@bigseries.nl.


 
 
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