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How lotteries, permits and bookings work, and every way to explore the calendar.

15 practical guides100 trails and races

Getting started

Lottery, quota, fixed date: the 4 ways to get inThere are 4 ways to get a place on our 100 trails and races.Read the guide →Time zones: never miss an opening abroad35 openings in our calendar have a set time, given in the organizer's local time.Read the guide →

Races and marathons

How the UTMB lottery works (Running Stones)The UTMB 2027 lottery is expected from January 7 to January 18, 2027, at 11:00 a.m., Paris time, with results on January 21, 2027 (dates estimated from 2026).Read the guide →Western States lottery tickets explainedThe Western States 2027 lottery.Read the guide →The World Marathon Majors: how to get a bibThe Marathon Majors are mostly won in a lottery, with sometimes slim odds (~1% in New York in 2026, ~10% in Tokyo).Read the guide →Qualifying for the Boston MarathonTo run Boston, you need a qualifying time for your age and sex, on a certified marathon.Read the guide →Charity places: running for a causeA charity place skips the lottery.Read the guide →When do half marathon entries open?Major half marathons open entries 4 to 12 months before race day, by lottery or first come, first served.Read the guide →What are my odds in a race lottery?According to published figures, your odds range from ~43% at the Copenhagen Marathon (2027) to ~1% at the New York City Marathon (2026).Read the guide →What time do you need to run Boston, New York or London in 2027?2027 qualifying times by age for 8 marathons.Read the guide →

Hikes and permits

Recreation.gov: winning US permit lotteries11 US permit lotteries in our calendar.Read the guide →Half Dome: improve your lottery oddsThe Half Dome 2027 lottery runs from March 1 to March 31, 2027, results around April 15, 2027 (estimated dates).Read the guide →Booking Tour du Mont Blanc hutsTour du Mont Blanc huts open bookings one by one, from October 15, 2026 for the 2027 season.Read the guide →Inca Trail: permits, quotas and operatorsInca Trail permits are sold only through a licensed operator, with your passport.Read the guide →Kilimanjaro: choosing an operator and a routeKilimanjaro can only be climbed with a licensed operator and a guide.Read the guide →

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