Hounslow Classic 2025

The Hounslow Classic is a weekend of gnarly and spectacular trail racing which encompasses the best that Blackheath, and the Grose Valley Wilderness has to offer. Synonymous with brutal climbs, steep technical terrain and jaw dropping valleys, runners traverse along the tops of sheer sandstone cliffs, dive deep into canyon trails passing through

The Hounslow Classic is a weekend of gnarly and spectacular trail racing which encompasses the best that Blackheath, and the Grose Valley Wilderness has to offer. Synonymous with brutal climbs, steep technical terrain and jaw dropping valleys, runners traverse along the tops of sheer sandstone cliffs, dive deep into canyon trails passing through