Hamilton Island Hilly Half Marathon

Hamilton Island Hilly Half Marathon 2025 Course Analysis

Hamilton Island Hilly Half Marathon is a half marathon held in Hamilton Island, Australia, scheduled for Sunday 4 May 2025. The course is run on road surface with 903m of total elevation gain, reaching a maximum altitude of 232m above sea level. For registration and full race details, visit the official Hamilton Island Hilly Half Marathon website.

Elevation Profile

This is a very challenging course with 903m of total elevation gain — significantly more than the average road marathon. The route ranges from 14m to 232m above sea level (218m range). Hill training is essential, and runners should expect a significantly slower time compared to a flat course.

Expected Race Day Weather

Based on historical weather data for May, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 23°C and 26°C. Heat is one of the biggest performance factors in marathon running — research shows that for every degree above 15°C, marathon times slow by approximately 1-2%. Extra hydration and a conservative start are strongly recommended. There is a low chance of rain (18%), so dry conditions are likely.

Surface Type: Road

Hamilton Island Hilly Half Marathon is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.

How Difficult Is Hamilton Island Hilly Half Marathon?

Our difficulty rating for Hamilton Island Hilly Half Marathon is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.

Looking for an easier marathon or a tougher challenge? You can also compare Hamilton Island Hilly Half Marathon against other half marathons to find the right race for your goals.