Half Nelson Trail is a mountain bike trail located near Squamish, British Columbia, accessed via the Ring Creek Access Road.

The route is generally rated intermediate to intermediate/difficult in difficulty and is described as one of the friendlier flow trails in the region.

The trail is part of a loop that begins at a secondary parking lot at the southeast end of the hill, using the Ring Creek Access Road for the climb and the Half Nelson trail for the descent.

The area is managed by BC Parks, with local trail stewardship provided by SORCA (Squamish Off-Road Cycling Association).