Race guides / Big fields and the Majors

The biggest marathons in North America.

North American marathons ranked by last year's finishers. Three of them are Majors; beyond those, most large city marathons take entries first come, first served. The top 30 of 155 marathons in 3 countries, racing from 7 Nov 2026 to 7 Nov 2027. The biggest, TCS New York City Marathon, had 55,000 finishers last time.