10K Races in Thailand: 2026-2027 Calendar
Races in Mae Moh, Lampang, Bangkok, Bang Sao Thong, Samut Prakan and 10 other cities. This list is rebuilt from the directory on every publish, so it shows what is open to enter now rather than a snapshot of an earlier calendar.
Ranked by review score — highest first
- 25OCT78 score
Fully closed roads inside the EGAT Mae Moh mine and power-plant grounds
Half Marathon (21.1km) 10K 5K - 10JAN
Iconic, historic venue beside the Grand Palace in Bangkok
Full Marathon (42.2km) Half Marathon (21.1km) 10KTHB 550-1,250 - 13DEC
ADDA Run 2026 is a running event on Sunday 13 December 2026 at Siam Premium Outlets Bangkok, which the RUNLAH listing places in Bang Sao Thong, Samut Prakan.
Half Marathon (21.1km) 10K 5KTHB 600-1,100 - 22NOV
Allianz Ayudhya World Run Thailand Series 2026 is a road race at TAT Eco Park in Mu Si, Pak Chong district, near Khao Yai, with the start and finish at the park.
Half Marathon (21.1km) 10K 5KEUR 16-26 - 1NOV
Amata City Run 2026 is organised by Amata Facility Services Co.
Half Marathon (21.1km) 10K 5K - 20JUN
Amazing Kamphaeng Phet Marathon 2027 is the fifth edition, billed as the "World Heritage Marathon", and is organised by Route Map Co.
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5KTHB 500-1,400 - 1NOV
Amazing NAN Marathon 2026 is organised by Route Map Co.
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5KTHB 600-1,400 - 30MAY
Amazing PHRAE Marathon 2027 is organised by Route Map, with the event at Kad Sam Wai in Phrae Town Municipality.
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5KTHB 550-1,200 - 1MAY
Set in Tha Bo, Nong Khai, offering a distinct regional Thailand race location
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5K - 29NOV
Night course past Victory Monument, the Rama VIII Bridge, Democracy Monument and the Grand Palace
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5K (4.5km)THB 1,400-1,800 (marathon) / 1,200-1,600 (half) / from 750 (10 km) / from 600 (4.5 km) - 4OCT
Angthong Marathon 2026 is organised by the Ang Thong Provincial Tourism Promotion Association, with the start at Sawan Park (Nong Chet Sen) in Ang Thong.
Full Marathon (42.2km) Half Marathon (21.1km) 10K 5KTHB 570-1,220 - 22NOV
Ayutthaya Marathon 2026 ("Run The Heritage") is organised by the Phra Nakhon Si Ayutthaya Tourism Business Association.
Full Marathon (42.2km) Half Marathon (21.1km) 10K (10.5km) 5KTHB 520-1,220 - 11OCT
Ban Dung Credit Union Half Marathon 2026 is organised by TK SPORT at Thung Si Mueang Ground in Ban Dung district, Udon Thani, with entries on ThaiPhotoRun.
Half Marathon (21.1km) 10K 5KTHB 450-1,500 - 20DEC
Scenic urban route through Bangkok's Sanam Chai Road area
Half Marathon (21.1km) 10K - 25OCT
Buasawan Marathon 2026 is the second edition of the run, styled "Buasawan Marathon 2" by its organiser and held at Rajamangala University of Technology Thanyaburi (RMUTT) in Pathum Thani.
Half Marathon (21.1km) 10K 5KTHB 650-999