The race started at Stormont at 9am with participants beginning their 26.2-mile challenge through the north, south, east and west of the city, with the finish in Ormeau Park.
Thousands more lined the streets to cheer on those taking part and soak up the atmosphere.
It was great day for athletes across the island of Ireland and beyond, with Abay Alemu in first place in a time of 2:16:23 with second place winner Teadese Mamo right beside in a time of 2:16:24. In third place was Abera Ketema in a time of 2:17:38.
For the ladies, Aziza Alaoui Selsouli came in first in a time of 2:38:00. In second place, Judith Storm of City of Derry Spartans finished in a time of 2:39:09 with Melissah Gibson of Ealing Eagles in third in a time of 2:42:44.
Congratulations also to Jayne Bleakley who won the Wheelchair Race in a time of 2:32:39
57. Belfast City Marathon
Jordan and Cian Adams, known as the FTD Brothers, are running 32 marathons in 32 days across the counties of Ireland to raise awareness and funds for Dementia charity. They've both been diagnosed with frontotemporal dementia Photo: Arthur Allison/Pacemaker Press
58. Belfast City Marathon
Enjoying being part of the annual Belfast City Marathon. Photo: Arthur Allison/Pacemaker Press
59. Belfast City Marathon
Almost 24,000 people signed up for the race. Photo: Arthur Allison/Pacemaker Press
60. Belfast City Marathon
Raising money for a worthy cause at the Belfast City Marathon. Photo: Arthur Allison/Pacemaker Press