Participant Info

Competitions

Heidi's "Full Throttle": Five ultras over 5 days – 316.4 km

Heidi's Marathon Loops: Five marathons over 5 days – 211 km

Heidi's Weekend Special: Two ultras over the weekend – 128.4 km

Individual stage entries are also possible on every course (max. 3 stages).

Etappen & Termine

Ultramarathon

Sa, 10.10.2026
Stage 1 – Tour Werder – 61.8 km
So, 11.10.2026
Stage 2 – Tour Teltowkanal – 66.6 km
Mo, 12.10.2026
Stage 3 – Tour City Berlin – 63.0 km
Di, 13.10.2026
Stage 4 – Tour Havel Nord – 68.3 km
Mi, 14.10.2026
Stage 5 – Tour Havel Süd – 56.7 km

Marathon

Marathon runners each run the last approx. 42.2 km of each stage to the shared finish.

Start & Ziel

Stage 1: Start Potsdam – Finish Potsdam

Stage 2: Start Potsdam – Finish Spandau

Stages 3–5: Start and Finish Spandau

Potsdam: B&B Hotel, Babelsberger Straße 24, 14473 Potsdam

Spandau: Hotel Lindenufer, Breite Straße 36, 13597 Berlin Spandau

Both hotels serve as start/finish locations and accommodation. Both are within walking distance of nearby mainline stations – ideal for day runners. The luggage shuttle (only for participants with hotel accommodation) will be arranged by us on the second race day.

Entry Fees

Running only (without accommodation, breakfast or dinner)
5 Stages Ultramarathon
365 €
5 Stages Marathon
365 €
5 Etappen inkl. 5× Übernachtung, 5× Frühstück & 6× Abendessen
Single room
1.245 €
Double room
945 €
Individual stage (max. 3 stages – without accommodation/food)
1 Stage Ultramarathon
55 €
1 Stage Marathon
55 €
Weekend Special (Sat. 10 Oct. + Sun. 11 Oct. 2026 – without accommodation/food)
2 Stages Ultra or Marathon (or mixed)
139 €
Companions (incl. 5× accommodation, 5× breakfast, 6× dinner)
Double room
665 €

Important: Room allocation is separated by gender unless mixed accommodation (e.g. for couples) is requested.

Note: If you wish to stay an extra night from Wed. 14 Oct. to Thu. 15 Oct., please book directly with the hotel. This additional night is NOT included in the entry fee!

What's Included

5 Stages (Ultra or Marathon)

  • Lovingly packed starter bag
  • Detailed briefing
  • Route as .gpx track
  • Finisher shirt
  • Online certificate for download
  • Daily drop bag station (at aid station 3)
  • Geprägte Medal & besondere Erinnerungsgabe

Individual Stage(s)

  • Lovingly packed starter bag
  • Detailed briefing
  • Route as .gpx track
  • Online certificate for download
  • Daily drop bag station (at aid station 3)
  • Medal

Weekend Special

  • Lovingly packed starter bag
  • Detailed briefing
  • Route as .gpx track
  • Heidi on Tour – shirt
  • Online certificate for download
  • Daily drop bag station (at aid station 3)
  • Pokal & gesonderte Wertung/Siegerehrung (So. 11.10.2026)

Course marking: .gpx tracks provided for all routes. Marking: regular small red adhesive arrows, with chalk spray at difficult sections.

Schedule

Start times Ultramarathon (subject to change)

1. Etappe
6:30 am early start | 8:00 am casual runners | 9:00 am fast runners
2. Etappe
6:00 am early start | 7:00 am casual runners | 8:00 am fast runners
3. Etappe
6:00 am early start | 7:00 am casual runners | 8:00 am fast runners
4. Etappe
5:30 am early start | 7:00 am casual runners | 8:00 am fast runners
5. Etappe
5:30 am early start | 7:00 am casual runners | 8:00 am fast runners

Start times Marathon

Etappen 1–4
10:00 am (departure times from hotel to be announced)
Etappe 5
9:30 am

Breakfast (if booked)

Sa, 10.10.
6:30 am (early bird for early starters)
So, 11.10.
7:00 am
Mo, 12.10.
6:00 am
Di, 13.10.
6:00 am
Mi, 14.10.
6:00 am

Dinner (if booked)

Dinner takes place in restaurants within walking distance of the hotels. More details approx. 2 weeks before the event.

Tagesetappenläufer können das Abendessen (Vorspeise, Wahl aus mind. 6 Hauptgerichten, 1 alkoholfreies Getränk) für 30 € mitbestellen – im Kommentarfeld der Anmeldung oder per E-Mail an [email protected].

Aid Stations

As of 30.10.2025, subject to change.

Ultramarathon

Stage 1 – 61.8 km

11,2 km / 21,3 km / 32,8 km / 46,1 km / 53,0 km

Stage 2 – 66.6 km

12,3 km / 22,7 km / 32,4 km / 43,4 km / 57,5 km

Stage 3 – 63.0 km

12,7 km / 20,6 km / 30,5 km / 42,4 km / 51,0 km

Stage 4 – 68.3 km

13,0 km / 25,6 km / 36,8 km / 50,4 km / 61,1 km

Stage 5 – 56.7 km

15,2 km / 24,2 km / 34,6 km / 42,6 km / 47,9 km

Marathon

Stage 1

1,7 km / 13,2 km / 26,5 km / 33,5 km

Stage 2

8,0 km / 18,9 km / 33,1 km

Stage 3

9,7 km / 21,4 km / 30,2 km

Stage 4

11,2 km / 24,8 km / 35,5 km

Stage 5

9,6 km / 20,1 km / 28,0 km / 33,3 km

Key Dates

Race Pack Collection

Freitag, 09.10.2026 von 15:00 – 17:00 am

B&B Hotel, Babelsberger Straße 24, 14473 Potsdam

Briefing

Freitag, 09.10.2026 – Beginn 17:00 am

B&B Hotel, Babelsberger Straße 24, 14473 Potsdam

Awards Ceremony

Wednesday, 14 October 2026 – starting at 5:30 pm

Restaurant "Millefiori", Breite Straße 36, 13597 Berlin Spandau (next to Hotel Lindenufer)

Dinner also takes place there.

Registration Deadline

Friday, 28 August 2026

Individual stage entries possible until 1 hour before each stage.

Achtung: Shirt und Medal bzw. Pokal sind nach dem 28.08.2026 nur begrenzt verfügbar!

Time Limit

No cut-off! No matter how slow – everyone is ranked.

Our volunteers will begin packing up aid stations at a pace of approx. 12 min/km. We appreciate your understanding.

Competition Modes & Awards

Wir verzichten auf die klassische „Schnellsten gewinnen"-Ehrung. Jeder Finisher wird geehrt und erhält eine Medal.

Competition A – Most Consistent Average Pace

For participants completing all 5 stages only. Winners are those with the most consistent average pace across four stages (one result may be dropped). Awards: places 1–3 overall.

Competition B – Speed Round

Nur für Teilnehmer an allen 5 Etappen. Integrierte 8-km-Runde in Etappe 5 (VP3 → VP4) mit größtem Abstand zur Durchschnittsgeschwindigkeit über alle 5 Etappen. Geehrt: Platz 1 weiblich & männlich.

Competition C – Fastest Time Stage 2

Für alle Teilnehmer, getrennt nach Ultra/Marathon. Geehrt: Platz 1 weiblich & männlich jeweils.

Participant Limit

There is no participant limit for the run.

Our hotel allocation is for 50 people. If this is exhausted, please book your own accommodation including breakfast.

Terms of Participation

  • Minimum age: 18 years
  • Cancellation until 31 July 2026: only the deposited 10% will be retained
  • Cancellation after 31 July 2026: 80% of the total will be retained
  • Ummeldung auf anderen Teilnehmer bis 31.07.2026 kostenlos möglich (via [email protected])
  • Transfer of race entry is prohibited
  • Participants must comply with the German Road Traffic Regulations (StVO)
  • Poles are not permitted
  • Check in with name at every aid station
  • Punctual arrival and sign-in on the start list before every stage. No sign-in = no ranking!
  • Quiet hours from 10:00 pm in and around both hotels
  • Deposit: at least 10% immediately upon registration, remainder by 31 July 2026
  • Only participants attending the awards ceremony are entitled to prizes and awards
  • Check for the latest information 14 days before the event – all key details will be sent by email

Important: Participants acknowledge that conditions may change spontaneously due to organisational circumstances (e.g. course changes, start time adjustments in hot weather, etc.)

As of: 30.10.2025 (subject to change)

Ready for the Heidi-Challenge?

Secure your spot now!

Register now