ARC Half Marathon – Participant Information

Welcome to the ARC Half Marathon! We’re excited to have you join us for a fantastic event experience in Otaniemi. Below, you’ll find all the key details to ensure a smooth and enjoyable race day.

Race Start Times & Starting Area

• 21K Race: Starts at 10:00 AM 23.5.2026 at the Otaniemi athletics field, Otaranta 6, 02150 Espoo.
• 10K Race: Starts at 10:10 23.5.2026 AM at the Otaniemi athletics field, Otaranta 6, 02150 Espoo.
• Both the start and finish will take place at the Otaniemi athletics field.
• The starting area opens 20 minutes before each race, so be ready to line up on time! Pacers will be available for different finish times — line up behind the pacer that matches your expected pace.

Route



Bib Pickup

Race bib pickup will be available the day before the event as well as on race day.

• Pre-race pickup (22.5): The pre-race pickup takes place at the Aalto University undergraduate center lobby (Otakaari 1). The bib pickup opens at 12pm and ends at 8pm.
• Race day pickup (23.5): The bib-pickup on race day is located at Otahalli. The pick up opens at 8am and ends at 9:45am for both races.

We highly recommend collecting your bib the day before to ensure a smooth race morning experience.

Timing & Bib

• The race uses chip-based timing, which is integrated into your bib.
• Make sure to wear your bib visibly on the front of your shirt throughout the race.
• Your time will be recorded automatically when you cross the start and finish lines.

Bag Drop

• Bag drop will be available on race day at Otahalli, Otaranta 6, 02150 Espoo.
• The bag drop opens at 8am for both races.
• Please collect your bag as soon as possible after finishing the race.

Awards

• Awards will be presented to the top three male and female finishers in both the 10K and 21K races. The awards will be given right after the top 3 finishers have been confirmed in each category.

Facilities

Changing rooms and restrooms are available at Otahalli for all participants. The restroom at the Otaniemi track are also available for use.

After Party

The official afterparty will be held at Coto Helsinki from 10pm onwards. Your half/10k ticket will work as an entrance ticket.

Get ready for an exciting race day, and we’ll see you at the start line!