Registration

KAT100 by UTMB

Quito Trail Ecuador by UTMB®

HOKA UTMB Mont-Blanc

Wildstrubel by UTMB®

Paraty Brazil by UTMB

Julian Alps Trail Run by UTMB®

Grindstone Trail Running Festival

Ultra Trail Whistler by UTMB

Nice Côte d'Azur by UTMB®

Kodiak

TransJeju by UTMB

Ultra-Trail® Ninghai by UTMB

Kullamannen by UTMB

Mallorca

Puerto Vallarta by UTMB®

Translantau by UTMB®

Malaysia Ultra-Trail by UTMB 

Ultra-Trail Kosciuszko by UTMB

Chiangmai Thailand by UTMB®

Arc of Attrition by UTMB®

Tarawera Ultra-Trail by UTMB

Chianti Ultra Trail by UTMB

Istria 100 by UTMB 

Desert RATS Trail Running Festival

The Canyons Endurance Runs™ by UTMB®

Amazean Jungle Thailand by UTMB

Ultra-Trail Australia by UTMB

Ultra-Trail Snowdonia by UTMB®

Mountain Ultra Trail by UTMB

mozart 100 by UTMB

Trail 100 Andorra by UTMB

La Sportiva Lavaredo Ultra Trail by UTMB

HOKA Val D'Aran by UTMB®

Trail Verbier St Bernard by UTMB

Eiger Ultra Trail by UTMB

Monte Rosa Walserwaeg by UTMB

Speedgoat Mountain Races

Restonica Trail by UTMB®

Western States® 100-Mile Endurance Run

Mauritius by UTMB®

Trail du Saint Jacques by UTMB

Tenerife Bluetrail by UTMB®

Trail Alsace Grand Est by UTMB

Valhöll Argentina by UTMB

Ultra-Trail Mount Yun by UTMB®

Buff

Camelbak

Compressport

Shokz

Vibram

Nirvana

Hoka

Dacia

Naak

Suunto

Click on the "Get notified" button and fill out the form to get updates about the event and to be notified when entries open for 2025.



Registration for KAT100 by UTMB® 2024 is closed now!

**Registration Overview:** 


| | Tier 1 (26 Sept - 10 Nov) | Tier 2 (11 Nov - 15 Feb) | Tier 3 (16 Feb - close) |
| ------- | ------- | ------- | ------- |
| **KAT100 Miles** | <s>235 EUR</s> | <s>260 EUR</s> | ~~300 EUR~~ |
| **KAT100 Endurance Trail** | <s>125 EUR</s> | <s>sold out</s> | ~~sold out~~ |
| **KAT100 Marathon Trail** | <s>89 EUR</s> | <s>105 EUR</s> | ~~sold out~~ |
| **KAT100 Speed Trail** | <s>60 EUR</s> | <s>75 EUR</s> | ~~sold out~~ |
| **KAT100 Easy Trail** | <s>30 EUR</s> | <s>40 EUR</s> | 55 |
| **KAT100 Kids Trail** | <s>not open</s> | <s>not open</s> | 10 (+3 for registration on site) |
 
Price inclusive of VAT. +8% Active fee will be added at check-out. 

**_Note:_** Participants of the KAT100 Miles need a UTMB Index of the category 100K or 100M to enter the event. [To check your UTMB Index, click here](https://utmb.world/utmb-world-series/runners/utmb-index).

- Race Bib 
- Access to aid stations
- Transport of the spare bags (depending on the distance) 
- Medical assistance
- Participant Gift 
- After race services

The services included in the registration fee are subject to availability. 

Registration Includes

You will automatically receive a registration confirmation e-mail from our registration partner. 

Your age group category for the event you registered for will be reflective of your age as of December 31of the event year. 

Your name, and the names of other starters, is searchable via the [Runner Start List](/runner-start-list) or on [UTMB Live](https://live.utmb.world/) prior to your race.

Online registrations are synced to our database within 24 hours. You can login to check your registration status, below:

Registration Confirmation

Get information about the elite registration policy, options to cancel a registration, as well as the age restrictions or categories. By registering to the event you accept the registration and withdrawal conditions. Please make sure you aknowedledge them.

	Tier 1 (26 Sept - 10 Nov)	Tier 2 (11 Nov - 15 Feb)	Tier 3 (16 Feb - close)
KAT100 Miles	~~235 EUR~~	~~260 EUR~~	~~300 EUR~~
KAT100 Endurance Trail	~~125 EUR~~	~~sold out~~	~~sold out~~
KAT100 Marathon Trail	~~89 EUR~~	~~105 EUR~~	~~sold out~~
KAT100 Speed Trail	~~60 EUR~~	~~75 EUR~~	~~sold out~~
KAT100 Easy Trail	~~30 EUR~~	~~40 EUR~~	55
KAT100 Kids Trail	~~not open~~	~~not open~~	10 (+3 for registration on site)