The 2013 New York City Marathon was the 43rd running of the annual marathon race in New York City, United States, which took place on Sunday, November 3.^[1] It followed a one-year hiatus after the 2012 event was canceled due to Hurricane Sandy.^[2] Geoffrey Mutai of Kenya won the men's division with a time of 2:08:24, his second consecutive win in New York.^[3] Priscah Jeptoo, also from Kenya, won the women's division with a time of 2:25:07.^[4] The two winners each received $100,000 in prize money,^[5] with Jeptoo capturing the World Marathon Majors title for $500,000.^[6]

In the women's wheelchair division, Tatyana McFadden of the United States completed a historic sweep of the Boston, London, Chicago, and New York marathons in the same year, winning in 1:59:13.^[7] She became the first person to win four major marathons in a single calendar year.^[8] Switzerland's Marcel Hug won the men's wheelchair division in 1:40:14.^[9]

Jimmy Jenson became the first person with Down syndrome to run the entire New York City Marathon, and Joy Johnson became the oldest woman to do so at age 86.^[10][11]

A record of 50,740 runners participated, of which 50,062 finished the marathon (30,536 men and 19,526 women).^[12] This was the largest number of participants of any marathon in history. This was the final race for marathon record holder Joy Johnson.^[13] The marathon also saw its one millionth overall starter since its start in 1970.^[14] The marathon was sponsored by ING Group.

Security was notably increased at the marathon, following the Boston Marathon bombing, with baggage screenings, surveillance helicopters, and inspection of runners, among other measures.^[5]

The wheelchair division was scheduled to start at 8:30 a.m. EST, the elite women's division at 9:10 a.m., and the elite men's division at 9:40 a.m. The last wave of runners was scheduled to start at 10:55 a.m.^[15] At 9:00 a.m., the temperature at the starting line was a cool and windy 46 °F (8 °C), with a headwind for much of the race, which approached 20 mph (32 km/h) and hampered the runners.^[6]