The 2018 New York City Marathon was a marathon race held in New York City, United States, which took place on November 4, 2018. It was the 48th edition of the New York City Marathon, which is organised by New York Road Runners. The men's race was won by Lelisa Desisa, who held off a late challenge at the finish by Shura Kitata. The women's race was won by Mary Keitany, her fourth win of the event. Both Desisa and Keitany recorded the second fastest times on the course. In the wheelchair races, Daniel Romanchuk (1:36:21) and Switzerland's Manuela Schär (1:50:27) won the men's and women's races, respectively. A total of 52,704 runners finished the race, comprising 30,592 men and 22,112 women.

Tamirat Tola Abera is an Ethiopian world champion long-distance runner who competes in track, road and cross country events. He won the bronze medal in the 10,000 metres at the 2016 Rio Olympics. Tamirat competed in the marathon at the 2017 and 2022 World Athletics Championships, earning silver and gold, respectively, setting a championship record at the latter in the process. He finished third at both the 2021 Tokyo and 2023 London Marathon and won the 2023 New York City Marathon, breaking the course record.