National Park Guide
William Bay National Park is a national park situated on Western Australia's South Coast, near Denmark. This area is characterized by its diverse landscape, which includes windswept rocky shores, white sandy beaches, and distinctive granite formations. Inland, the park transitions into Karri and Peppermint forests, dense heathland, and Eucalyptus woodlands. These varied natural features provide a setting for several sports like touring cycling and hiking.
William Bay National Park offers a range…
15
Routes
4.6
(15)
Average rating
149
People visited

5.0
(1)
31
riders
64.5km
04:59
770m
770m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
24
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

11
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

12
riders
17.3km
01:17
290m
290m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?

4.8
(4)
8
hikers
19.7km
05:24
300m
300m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.3
(3)
6
hikers
9.07km
02:44
270m
270m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
10
hikers
7.50km
01:57
50m
50m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.0
(2)
4
hikers
7.18km
01:59
120m
120m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
William Bay National Park offers opportunities for touring cycling and hiking. The park features 11 routes across these sports, with an average rating of 4.7 out of 5 stars from more than 100 visitors.
The park is known for its granite formations, white sandy beaches, and sheltered bays. Key attractions include Greens Pool, Elephant Rocks, Madfish Bay, and Waterfall Beach. The landscape also features Karri and Peppermint forests.
Popular touring cycling routes include the 28-mile (45 km) Greens Pool – Denmark, Western Australia loop from Castelli Estate and the 22-mile (35 km) Denmark, Western Australia loop from NTWA Bushland covenant (0017) Conservation Covenant. The William Bay Trail is also suitable for cycling.
The William Bay Trail offers an accessible section, with the first 650 feet (200 meters) from the Elephant Rocks carpark being sealed and having a low gradient. This section is suitable for conventional and adaptive cycles, leading to a lookout.
Popular hiking routes include the 8.8-mile (14 km) Lights Beach – Greens Pool loop from Lights Beach and the 5.6-mile (9 km) Monkey Rock – View from Mount Kooryunderup loop from Ocean Beach. Sections of the Bibbulmun Track also traverse the park.
The William Bay Trail is a 1.6-mile (2.5 km) shared-use path connecting Elephant Rocks and Waterfall Beach. It is suitable for walkers and cyclists, providing an alternative to William Bay Road, and is also part of the Munda Biddi Trail.
The cooler months, from March to September, are ideal for longer walks and outdoor activities due to more moderate temperatures. Spring, from September to November, is known for vibrant wildflower displays throughout the park.
William Bay National Park has more than 100 visitors who have shared their experiences on komoot. The park's 11 routes have an average rating of 4.7 out of 5 stars.
Komoot offers dedicated guides for exploring the park. Users can find more information in the Cycling in William Bay National Park and Hiking in William Bay National Park guides.
For official information regarding William Bay National Park, the Department of Biodiversity, Conservation and Attractions (DBCA) website, 'Explore Parks WA', is a primary resource. The Walpole Parks and Wildlife Office can be reached at +61 8 9840 0400.
Yes, the first 650 feet (200 meters) of the William Bay Trail from the Elephant Rocks carpark is sealed and has a low gradient, making it accessible for families with strollers or adaptive cycles. Greens Pool also offers sheltered waters suitable for swimming.

