Running races in South Africa in May 2027

27 races in date order

False Bay 50k Ultra
May 2027 · Kleinmond, Western Cape · 50km Ultra
50km along South Africa's Cape Whale Coast

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Lemo Mall Marathon
Sat 1 May 2027 · Bloemfontein, Free State · Marathon · Half Marathon · 10 km · 5 km Fun Run
A Comrades Marathon qualifier through Mangaung

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Buffalo City Marathon
May 2027 · East London, Eastern Cape · Marathon · Half Marathon

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Jonkershoek Mountain Challenge
May 2027 · Stellenbosch, Western Cape · 38km · 21.5km · 12.5km · 5km
Mountain trail race in Jonkershoek Reserve, Stellenbosch

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Oxpecker Trail Run
Sat 1 May 2027 · Winterton, KwaZulu-Natal · 21km · 15km
Trail running in the shadow of the Central Drakensberg

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N12 Ultra Marathon
May 2027 · Klerksdorp, North West · 50km · 21.1km · 10km · 5km
Follows the N12 national route through Klerksdorp

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Wally Hayward Marathon
May 2027 · Centurion, Gauteng · Marathon · Half Marathon · 10km · 5km
Gauteng's final Comrades qualifier, named for a legend

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Polokwane City Marathon
May 2027 · Polokwane, Limpopo · 50km · 21.1km · 10km · 5km
Polokwane's official mayoral road race marathon

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Golden Gate Dino Trail Run
May 2027 · Clarens, Free State · 40km Trail Run · 25km Trail Run · 10km Trail Run · 5km Fun Run
Sandstone cliffs & dino fossils in Golden Gate NP

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Uniwisp 2-in-1 Urban Challenge
May 2027 · Mbombela, Mpumalanga

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Treverton Trail Run
May 2027 · Mooi River, KwaZulu-Natal · 18km · 11km · 6km
Trails through Treverton College's Midlands campus

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Durban International Marathon
Sun 2 May 2027 · Durban, KwaZulu-Natal · Marathon · Half Marathon · 10km
Durban's flagship marathon, the "launchpad of champions"

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Pentagon Pistols Rose Run
May 2027 · Bloemfontein, Free State · 32km · 10km · 5km

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Selati 2-in-1
May 2027 · Malelane, Mpumalanga
Named for the historic Selati railway near Kruger

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CUT Welkom Campus Road Race
May 2027 · Welkom, Free State · Half Marathon · 10km · 5km
A community road race launched by CUT's Welkom campus

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Run Your City Cape Town 10K
May 2027 · Cape Town, Western Cape · 10K
Cape Town's biggest 10K road race

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WESSA uMngeni Trail Run
May 2027 · Howick, KwaZulu-Natal · 22km · 12km · 6km
Through WESSA's Umngeni Valley Nature Reserve

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Mnweni Mountain Marathon
May 2027 · Bergville, KwaZulu-Natal · 40km · 20km · 10km
A mountain marathon into the Drakensberg's Mnweni Valley

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The Giant's Cup Trail
Thu 20 May 2027 · Underberg, KwaZulu-Natal · 62 km · 27 km
Two days along the Drakensberg's classic Giant's Cup Trail

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Valsrivier 21.1km
May 2027 · Bothaville, Free State · 21.1km · 10km · 5km
Half marathon along the Vals River farmlands

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Cape Town Trail Marathon
May 2027 · Cape Town, Western Cape · 43 km · 22km Trail · 11km Trail
Trail racing through Cape Town's mountain trails

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Gijima Nkomazi 2-in-1
May 2027 · Mbuzini, Mpumalanga
Held near the Samora Machel crash memorial at Mbuzini

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Cape Town Marathon
Sun 23 May 2027 · Cape Town, Western Cape · Marathon · 10K Peace Run
Big city marathon beneath Table Mountain by the Atlantic

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Mountain Ultra Trail by UTMB
Fri 28 May 2027 · George, Western Cape · 168km · 100km · 58km · MUT Marathon 45km
Africa's UTMB World Series race in the Outeniquas

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Nedbank By Grace Half Marathon
May 2027 · Botshabelo, Free State · Half Marathon · 10km · 5km

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Slave Route Challenge
May 2027 · Cape Town, Western Cape · Half Marathon · 10km · 5km
Traces Cape Town's slave history through District Six

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Mthatha Half Marathon
May 2027 · Mthatha, Eastern Cape · Half Marathon · 10km
Half marathon in Mthatha, near Mandela's Eastern Cape home

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Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.