Running races in Western Australia in May 2027

10 races in date order

Swan River Half
Sat 1 May 2027 · Perth, WA · Half Marathon · 10K · 5K

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OMFG Trail Run
May 2027 · Swan View, WA · 25K · 16K · 10K · 7K
Trail loops through John Forrest National Park

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Margaret River Ultra Marathon
May 2027 · Margaret River, WA · 50 miles · Marathon · 2KM kids race
Rugged coastlines, forests and vineyards on a scenic ultra course

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Mother's Day Classic: Perth & WA
Sun 9 May 2027 · Perth, WA · 10K Walk/Run · 5K Walk/Run

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Wings for Life World Run: Perth
Sun 9 May 2027 · Perth, WA
Global race decided by a virtual pursuing Catcher Car

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West Macs Monster
May 2027 · Springs, WA · Sonder Monster · Ellery Monster · Standley Monster · Simpsons Monster · Tele-Monster
Trail across the spectacular Larapinta Trail through outback terrain

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Joondalup Running Festival
Sun 16 May 2027 · Joondalup, WA · Half Marathon · 10K · 5K · Kids 300m
WA Marathon Club race around Lake Joondalup

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Sydreh Back2Frontyard Ultra
May 2027 · Herdsman, WA · 6.7 km
Reverse backyard ultra looping Herdsman Lake

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Run for a Reason
Sun 23 May 2027 · Perth, WA · Half Marathon · 12K · 3K
Perths biggest fun run past the citys iconic sights

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Jolly Jumbuck Trail Run
May 2027 · Brigadoon, WA · 20.5K · 14K · 6K
Perth Trail Series race near Bells Rapids

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← Western Australia Oct Nov Dec Jan 2027 Feb 2027 Mar 2027 Apr 2027 Jun 2027 Jul 2027 Aug 2027 Sep 2027 Oct 2027

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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.