Marathon calendar — South Korea

D-161Seoul MarathonD-161ClosedSEOULSouth Korea🌤️ 14°₩150,000Entry feeSeoul MarathonPLATINUMSun, March 21, 2027 · Seoul, South KoreaMarathon10K

D-140Daegu MarathonD-140Not yet openDAEGUSouth Korea🌤️ 13°₩30,000Entry feeDaegu MarathonGOLDSun, February 28, 2027 · Daegu, South KoreaMarathon

D-212026 JTBC MarathonD-21ClosedSEOULSouth Korea🌤️ 14°₩150,000Entry fee2026 JTBC MarathonSun, November 1, 2026 · Seoul, South KoreaMarathon10K

D-6Gyeongju International MarathonD-6ClosedGYEONGJUSouth Korea☀️ 16°₩70,000Entry feeGyeongju International MarathonSat, October 17, 2026 · Gyeongju, South KoreaMarathonHalf10K

D-14Chuncheon MarathonD-14ClosedCHUNCHEONSouth Korea🌤️ 11°₩150,000Entry feeChuncheon MarathonAIMSSun, October 25, 2026 · Chuncheon, South KoreaMarathon10K

D-352026 MBN Seoul MarathonD-35ClosedSEOULSouth Korea🌤️ 14°₩70,000Entry fee2026 MBN Seoul MarathonSun, November 15, 2026 · Seoul, South KoreaHalf10K

D-42Incheon Marathon 2026D-42ClosedINCHEONSouth Korea🌤️ 14°Incheon Marathon 2026Sun, November 22, 2026 · Incheon, South KoreaMarathon10K5K

D-DAY2026 SEOUL RACED-DAYClosedSEOULSouth Korea🌤️ 14°₩80,000Entry fee2026 SEOUL RACESun, October 11, 2026 · Seoul, South KoreaHalf

Oct expectedBbangbbang RunOct expectedTBDDAEJEONSouth Korea🌤️ 14°₩59,000Entry feeBbangbbang RunOctober 2027 · expected · Daejeon, South KoreaHalf10K5K

Oct expectedThe 21st Dalseo Half MarathonOct expectedNot yet openDAEGUSouth Korea🌤️ 13°₩20,000Entry feeThe 21st Dalseo Half MarathonOctober 2027 · expected · Daegu, South KoreaHalf10K5K

D-72026 Asia Open MarathonD-7Closed2026 Asia Open MarathonSun, October 18, 2026 · Seoul, South KoreaHalf10K

Sep expectedRun Seoul RunSep expectedTBDRun Seoul RunSeptember 2027 · expected · Seoul, South KoreaHalf10K

D-352026 Son Kee Chung Peace MarathonD-35OpenPAJUSouth Korea🌤️ 14°₩60,000Entry fee2026 Son Kee Chung Peace MarathonSun, November 15, 2026 · Paju, South KoreaMarathonHalf10K

Sep expectedGongju Baekje MarathonSep expectedTBDGONGJUSouth Korea🌤️ 14°₩70,000Entry feeGongju Baekje MarathonAIMSSeptember 2027 · expected · Gongju, South KoreaMarathonHalf10K

Oct expectedAndong MarathonOct expectedTBDANDONGSouth Korea₩30,000Entry feeAndong MarathonOctober 2027 · expected · Andong, South KoreaMarathonHalf10K5K

Sep expectedSEOUL TOUR MARATHONSep expectedTBDSEOULSouth Korea🌤️ 14°₩80,000Entry feeSEOUL TOUR MARATHONSeptember 2027 · expected · Seoul, South KoreaHalf

Sep expectedForest RunSep expectedTBDForest RunSeptember 2027 · expected · Seoul, South Korea10K

Sep expectedTemple RunSep expectedTBDGYEONGSANSouth Korea🌤️ 13°₩30,000Entry feeTemple RunSeptember 2027 · expected · Gyeongsan, South Korea

Oct expectedHangeul RunOct expectedNot yet openSEJONGSouth Korea🌤️ 14°₩55,000Entry feeHangeul RunOctober 2027 · expected · Sejong, South Korea10K

Incheon International Half MarathonTBDINCHEONSouth Korea🌤️ 14°₩50,000Entry feeIncheon International Half MarathonAIMSIncheon, South Korea10K5K

D-3524th Sangju Dried Persimmon MarathonD-35ClosedSANGJUSouth Korea24th Sangju Dried Persimmon MarathonSun, November 15, 2026 · Sangju, South KoreaMarathonHalf10K

Feb expectedSuwon International Half MarathonFeb expectedTBDSUWON-SISouth Korea🌤️ 14°₩60,000Entry feeSuwon International Half MarathonAIMSFebruary 2027 · expected · Suwon-si, South KoreaHalf

Oct expectedGyeongpo MarathonOct expectedTBDGANGNEUNGSouth Korea₩40,000Entry feeGyeongpo MarathonOctober 2027 · expected · Gangreung, South KoreaHalf10K5K

Seoul Open Marathon 2026ClosedSeoul Open Marathon 2026Mon, October 5, 2026 · Seoul, South KoreaHalf10K

Apr expectedGunsan Saemangeum MarathonApr expectedTBDGUNSANSouth Korea🌤️ 15°₩35,000Entry feeGunsan Saemangeum MarathonLABELApril 2027 · expected · Gunsan, South KoreaMarathon

Aug expectedThe 3rd Han River Seoul Half Marathon MarathonAug expectedNot yet openThe 3rd Han River Seoul Half Marathon MarathonAugust 2027 · expected · Seoul, South KoreaHalf10K5K

D-DAYPink Run 2026D-DAYClosedSEOULSouth Korea🌤️ 14°₩50,000Entry feePink Run 2026Sun, October 11, 2026 · Seoul, South Korea10K5K

Sep expectedBbang Trail RunSep expectedTBDJEONGSEONSouth Korea₩119,000Entry feeBbang Trail RunSeptember 2027 · expected · Jeongseon, South Korea10K

Sep expectedHandon RunSep expectedTBDHANAMSouth Korea🌤️ 14°₩50,000Entry feeHandon RunSeptember 2027 · expected · Hanam, South Korea10K

D-202026 Autism RaceD-20Closed2026 Autism RaceSat, October 31, 2026 · Seoul, South KoreaHalf10K

Sep expectedDongdaemun MarathonSep expectedTBDSEOULSouth Korea🌤️ 14°₩50,000Entry feeDongdaemun MarathonSeptember 2027 · expected · Seoul, South KoreaHalf10K

Oct expectedChuncheon Union MarathonOct expectedTBDCHUNCHEONSouth Korea🌤️ 11°Chuncheon Union MarathonOctober 2027 · expected · Chuncheon, South KoreaHalf10K5K

D-62026 MindRunD-6Closed2026 MindRunSat, October 17, 2026 · Seoul, South Korea10K5K

D-13Gamseong Run 2026D-13ClosedGamseong Run 2026Sat, October 24, 2026 · Seoul, South Korea10K5K

Oct expected27th Hongseong MarathonOct expectedTBDHONGSEONGSouth Korea🌤️ 14°₩25,000Entry fee27th Hongseong MarathonOctober 2027 · expected · Hongseong, South KoreaHalf10K5K

D-272026 Yeongcheon Dam MarathonD-27ClosedYEONGCHEONSouth Korea☀️ 16°₩25,000Entry fee2026 Yeongcheon Dam MarathonSat, November 7, 2026 · Yeongcheon, South KoreaHalf10K5K

Oct expected24th Gyeongnam MarathonOct expectedTBDCHANGWONSouth Korea₩30,000Entry fee24th Gyeongnam MarathonOctober 2027 · expected · Changwon, South Korea10K

Oct expectedHankyung Seoul MarathonOct expectedTBDHankyung Seoul MarathonOctober 2027 · expected · Seoul, South KoreaHalf10K

D-342026 Pohang Marathon ChampionshipD-34ClosedPOHANGSouth Korea☀️ 16°₩50,000Entry fee2026 Pohang Marathon ChampionshipSat, November 14, 2026 · Pohang, South Korea10K5K

D-3524th Gochang Dolmen MarathonD-35ClosedGOCHANGSouth Korea🌤️ 15°₩10,000Entry fee24th Gochang Dolmen MarathonSun, November 15, 2026 · Koch'ang, South KoreaHalf10K

D-62026 Memorial RunD-6ClosedSEJONGSouth Korea🌤️ 14°₩50,000Entry fee2026 Memorial RunSat, October 17, 2026 · Sejong, South Korea10K5K

D-13Disney Run 2026 IncheonD-13ClosedINCHEONSouth Korea🌤️ 14°₩65,000Entry feeDisney Run 2026 IncheonSat, October 24, 2026 · Incheon, South Korea10K5K

D-2121st Ulsan Human Rights Marathon 2026D-21ClosedULSANSouth Korea☀️ 16°₩25,000Entry fee21st Ulsan Human Rights Marathon 2026Sun, November 1, 2026 · Ulsan, South KoreaHalf10K

D-352026 Garmin Run KoreaD-35ClosedGOYANGSouth Korea🌤️ 14°₩60,000Entry fee2026 Garmin Run KoreaSun, November 15, 2026 · Goyang, South KoreaHalf10K

D-722nd Yeoju Sejong Daewang Marathon 2026D-7ClosedYEOJUSouth Korea🌤️ 11°₩35,000Entry fee22nd Yeoju Sejong Daewang Marathon 2026Sun, October 18, 2026 · Yeoju, South KoreaHalf10K

Sep expectedENERGY HERO RACESep expectedTBDENERGY HERO RACESeptember 2027 · expected · Seoul, South Korea10K5K

Oct expectedThe 5th Gangseo Heojun RunOct expectedTBDThe 5th Gangseo Heojun RunOctober 2027 · expected · Seoul, South Korea10K5K

D-DAYThe 10th Korea Seoul Marathon for Wildfire PreventionD-DAYClosedThe 10th Korea Seoul Marathon for Wildfire PreventionSun, October 11, 2026 · Seoul, South KoreaMarathonHalf10K

D-13Newsis Sea Marathon 2026D-13OpenINCHEONSouth Korea🌤️ 14°₩45,000Entry feeNewsis Sea Marathon 2026Sat, October 24, 2026 · Incheon, South KoreaHalf10K

D-27Save Race 2026D-27ClosedSave Race 2026Sat, November 7, 2026 · Seoul, South Korea10K

D-282026 Busan Heritage RunD-28ClosedBUSANSouth Korea₩40,000Entry fee2026 Busan Heritage RunSun, November 8, 2026 · Busan, South Korea10K5K

Sep expected26th Incheon Songdo International MarathonSep expectedNot yet openINCHEONSouth Korea🌤️ 14°₩55,000Entry fee26th Incheon Songdo International MarathonAIMSSeptember 2027 · expected · Incheon, South KoreaHalf10K5K

Oct expectedJamsu Bridge 10K Night RunOct expectedTBDJamsu Bridge 10K Night RunOctober 2027 · expected · Seoul, South Korea10K

D-62026 Save the Children International Children’s Marathon (Asan)D-6ClosedASANSouth Korea🌤️ 14°₩30,000Entry fee2026 Save the Children International Children’s Marathon (Asan)Sat, October 17, 2026 · Asan, South Korea

D-725th Daecheongho MarathonD-7ClosedDAEJEONSouth Korea🌤️ 14°₩20,000Entry fee25th Daecheongho MarathonSun, October 18, 2026 · Daejeon, South KoreaHalf10K

Sep expectedGreen Umbrella Runway MarathonSep expectedTBDDAEJEONSouth Korea🌤️ 14°₩45,000Entry feeGreen Umbrella Runway MarathonSeptember 2027 · expected · Daejeon, South KoreaHalf10K5K

Sep expected16th Smile Run FestivalSep expectedTBDSEOULSouth Korea🌤️ 14°₩50,000Entry fee16th Smile Run FestivalSeptember 2027 · expected · Seoul, South KoreaHalf10K5K

Sep expected2nd Mapo Mayors Cup MarathonSep expectedTBD2nd Mapo Mayors Cup MarathonSeptember 2027 · expected · Seoul, South Korea10K5K

D-DAYPyeongtaek Port Marathon 2026D-DAYClosedPYEONGTAEKSouth Korea🌤️ 14°₩40,000Entry feePyeongtaek Port Marathon 2026Sun, October 11, 2026 · Pyeongtaek, South KoreaHalf10K5K

D-142026 Cheongsong Apple Trail RunD-14ClosedCHEONGSONGSouth Korea☀️ 16°₩30,000Entry fee2026 Cheongsong Apple Trail RunSun, October 25, 2026 · Cheongsong, South KoreaHalf10K5K

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 2 races on this page are open for entry right now.