Yarramundi Reserve is a sprawling, rustic spot in Agnes Banks for the dog that was born to swim. It has the safety warnings and tips you need for this large, natural reserve in the Hawkesbury, where river banks and open plains replace fences and tidy lawns.
On This Page
Yarramundi Reserve: At a Glance
- 🐾 The Vibe: A large, wild, natural river setting that’s a real adventure for water-loving dogs.
- 🐕 Best For: Adventurous, water-confident dogs with reliable recall. A good pick for a hot summer’s day.
- Off-Leash Hours: Off-leash is permitted at all times within the park’s opening hours of 6 am to 10 pm daily.
- Fencing: Completely unfenced, bordering two rivers. This is a wild, natural environment.
- 🅿️ Parking: Two large, free, dedicated on-site car parks provide easy access to the river.

Dog Park Features & Amenities
For the Dogs
- Safety Note: Unfenced Rivers & Flood Risk. This reserve borders two rivers and isn’t fenced. It’s only suitable for dogs with reliable recall. The area is prone to flooding, so check conditions after rain and avoid swimming in fast-flowing water.
- Natural River Swimming: The main draw is the shallow water and sandy banks of the Grose and Nepean Rivers, a natural spot for dogs to swim.
- Come Prepared: There are no dog water taps or poo bag dispensers. Bring fresh drinking water, a bowl, and your own poo bags.
For the Humans
- Good Facilities: The reserve has public toilets and picnic shelters located near the main car park.
- Set Opening Hours: The reserve is open from 6 am to 10 pm daily, and the gates are locked outside these times.
- No Lighting: There’s no lighting, making this a daytime-only destination.
Insider Tip: Treat this like a proper day trip, not just a park visit. Pack towels, a picnic, and plenty of drinking water for both you and your dog. The best swimming spots are found by walking a little way from the main car park to find your own patch of sand.
The Final Verdict
Yarramundi Reserve is a good natural spot and one of the best dog-friendly swimming spots around. It offers a kind of freedom and space that a typical urban park can’t match. That freedom comes with responsibility, though, it’s a place for prepared owners with well-trained dogs. For those who fit the bill, it makes for a memorable day out.
For more official information and to check for closures due to flooding, visit the Hawkesbury City Council website.
Yarramundi Reserve: FAQ
Q: Is Yarramundi Reserve fenced?
A: No, it is a completely unfenced natural reserve that borders two rivers. It is only suitable for dogs with 100% reliable recall.
Q: What are the opening hours?
A: The reserve is open from 6 am to 10 pm daily. The gates are locked outside of these hours.
Q: Is there fresh drinking water for dogs?
A: No, there are no dog water stations. You must bring your own fresh drinking water and a bowl for your dog.








