Cinco de Zakito 12-Hour Endurance Run
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Cinco de Zakito 12-Hour Endurance Run
Cinco de Zakito is a 12-hour trail endurance event held at Chatfield Hollow State Park in Killingworth, Connecticut. The format uses a scenic 5K(ish) loop of approximately 3.12 miles with about 460 ft of elevation gain per lap. The loop includes dirt paths, rocky trails, rocky ledges, winding pine forest sections, rugged jeep roads, wooden boardwalks, covered bridges, and stream crossings.
Distances and entry types:
- 12 Hour individual ultra run
- 12 Hour ultra relay up to four participants
- Choose Your Own Distance open lap option
- Kids 1/2 mile fun run
The course will be clearly marked with ribbons and signage. A main aid station will be located at the start and finish area and will offer snacks, electrolyte drinks, warm food, gels, and basic first aid supplies. Awards will be given for most loops completed for individual male and female finishers and for relay teams, plus recognition for fundraising leaders.
The race course is subject to final approval by the Connecticut Department of Energy and Environmental Protection and may be adjusted to meet permitting requirements. Final course layout and detailed race logistics will be emailed to registered participants about two weeks before the event. Registration for the inaugural event is limited to 100 runners and opens January 1, 2027. Net proceeds from this inaugural event will be donated to the organizer specified beneficiaries in memory of Zak. Visit the organization's website for the most recent information.
