The Nasty Nuttby Killer 5K is recognized as the hardest, hottest, and highest 5K challenge in Nova Scotia. Participants run, walk, and crawl to the summit of Nuttby Mountain, the highest runnable point on mainland Nova Scotia, conquering approximately 200 meters of elevation gain with no significant downhills. This timed event celebrates endurance and effort and awards prizes to the King and Queen of the mountain.

Part of the Run Nova Scotia Road Race Series, this race tests your limits on a tough uphill course leading to the windmills at the peak, making it a unique and rewarding experience for trail and road runners alike.

- 5 kilometers uphill route to Nuttby Mountain's summit
- Starts near Nuttby, Nova Scotia
- The highest runnable point in mainland Nova Scotia
- Terrain includes road surfaces with significant elevation
- Finish line near windmills at the mountain peak

- Approximately 200 meters of elevation gain
- No significant downhills
- Timed event with overall and age class winners
- Prizes awarded to the King and Queen of the mountain
- Part of the Run Nova Scotia Road Race Series