Renault 42K Santa Cruz

The 42K Santa Cruz takes place on July 19, 2026, in Santa Cruz de la Sierra, Bolivia, and offers runners a predominantly flat trail course through the heart of the city. This is a road running event positioned as a major marathon for South America, attracting both national and international competitors who want to run through the avenues of Santa Cruz. The course follows rolling terrain with minimal elevation change, making it suitable for runners targeting fast times or those preferring a less technical trail experience. Registration is open now, and the race starts at 5:30 AM local time. If you're planning to run this marathon, factor in the logistics of traveling to Bolivia and any altitude considerations for the region, and be prepared for a well-organized international event that's building momentum on the South American racing calendar.