Humpty Dumpty Balmoral Burn

About the Event

The Humpty Dumpty Balmoral Burn 2026 marks the 25th anniversary of one of Sydney's most unique and challenging athletic fundraisers. Held on Sunday, May 24, 2026, the event sees participants tackle the infamous 420-meter incline of Awaba Street in Mosman. Founded by Wallabies legend Phil Kearns AM, the race has grown from a local initiative into a massive national fundraising engine for the Humpty Dumpty Foundation.

Event Detail	Information
Date	Sunday, May 24, 2026
Start Time	7:00 AM GMT+10
Location	Awaba Street, Mosman, NSW, Australia
Distance	420 Meters (Steep Uphill Incline)
Total Raised (Lifetime)	Over $36.5 Million

Event Logistics and Participant Information:

-- The Challenge: Participants run, walk, or crawl up Awaba Street, which features a grueling gradient that serves as a short but intense test of fitness.
-- Race Categories: The event traditionally features multiple categories, including elite runs, age-group sprints, family walks, and a dedicated category for children and corporate teams.
-- Purpose: Funds raised are directed toward purchasing essential, lifesaving medical equipment for children’s wards and neonatal units in hospitals across Australia.
-- 25th Anniversary Special: As a milestone year, the 2026 event includes special celebrations of its history and the "Humpty Dumpty" mission.
-- Registration: Interested participants can sign up via the Race Roster platform or the official Humpty Dumpty Foundation website.
-- Community Impact: To date, the event has supported thousands of young lives by filling critical equipment gaps in both urban and regional hospitals.

Regional Context and Environment:

-- Location: Mosman is an affluent suburb on Sydney's Lower North Shore, characterized by hilly terrain and harbor views.
-- Awaba Street: This specific road is widely considered one of the steepest residential streets in Sydney, making it a local landmark for athletes and fitness enthusiasts.
-- Climate: In late May, Sydney transitions into cooler late-autumn weather. Expect crisp morning temperatures around 10°C to 12°C at the 7:00 AM start, warming up to approximately 18°C by midday.
-- Hospital Ties: The event maintains a deep historical connection to Royal North Shore Hospital (RNSH), which was the original inspiration for the fundraiser.

The Balmoral Burn 2026 continues its legacy as a high-intensity sprint with a high-impact heart, bringing the Sydney community together to support pediatric healthcare nationwide.

Races Offered

Run

May 24, 2026

straighten

Distance — 0.4K

terrain

Type — Running

timer

07:00

sell

Free

Weather History

These values represent the 3-year monthly averages for May in Mosman.

thermostat Temperature

11.2° / 18.7°

wb_sunny Feels like

8.4° / 17.0°

light_mode Avg sunshine hours

8h 20m

water_drop Avg rainfall

4.2 mm

ac_unit Avg snowfall

—

air Avg wind speed

12.3 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

High (6.0)

humidity_mid Humidity

77.3%

wb_twilight Sunrise

06:40

nightlight Sunset

17:02

About Mosman

Learn more about the host city, Mosman.

Mosman is a suburb on the Lower North Shore region of Sydney, in the state of New South Wales, Australia. Mosman is located 8 kilometres north-east of the Sydney central business district and is the administrative centre for the local government area of the Municipality of Mosman.