May 2025 Half Marathon Near Me. Half marathon guide is the largest calendar and educational resource in the world for half marathon runners and enthusiasts with over 10,000,000 annual visitors. Race calendar of california half marathons, to texas half marathons, florida half marathons, colorado half.

For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps,. Half marathon guide is the largest calendar and educational resource in the world for half marathon runners and enthusiasts with over 10,000,000 annual visitors.