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Mercer Bay Loop Walk hiking area in Piha, AKL
Photo: Google
View of Mercer Bay Loop Walk in Piha, AKL
Photo: Google
View of Mercer Bay Loop Walk in Piha, AKL
Photo: Google

Mercer Bay Loop Walk

4.9(1,292 reviews)FreeNature
🕑 1.5 to 2 hours👶 Best for ages 6 and up. The trail includes some uneven terrain, river crossings (via stepping stones), and stairs, making it ideal for school-age children who are confident walkers. Adventurous 4-5 year olds may manage with close supervision, but baby carriers are not recommended due to low-hanging branches and narrow sections.

About

The Mercer Bay Loop Walk offers families a stunning coastal adventure through native New Zealand bush, complete with gentle river crossings and a beautiful waterfall. This well-maintained 2km loop trail provides just the right mix of excitement and accessibility for active families, with spectacular views of the rugged West Coast and opportunities to spot native birds along the way.

Highlights

  • Crossing the stream on stepping stones, an adventure kids find thrilling
  • The stunning Mercer Bay Waterfall cascading down coastal cliffs
  • Spotting native birds like tui and fantails in the bush
  • Panoramic views of the dramatic West Coast black sand beaches
  • Walking through lush native forest with giant tree ferns

Pro Tips

  1. 1.Arrive early morning (7:00-9:00 AM) to avoid crowds and catch the best light for the waterfall photos. The trail can get busy on weekends.
  2. 2.Pack closed-toe water shoes or sandals for kids as the river crossings can be slippery. Stepping stones may be underwater or slick after rain.
  3. 3.Bring insect repellent, especially in summer months, as sandflies and mosquitoes are common in the bush sections.
  4. 4.Download offline maps before you go as cell service at Piha is unreliable. The trail is well-marked but having GPS is reassuring.
  5. 5.Stop at the Piha General Store before the walk to grab snacks and use restrooms, as there are no facilities on the trail itself.

Best Time to Visit

Visit during summer months (December to March) for the warmest weather and easier river crossings, though the trail is accessible year-round. Weekday mornings offer the quietest experience. Avoid visiting after heavy rain when the river crossings become challenging and paths get muddy.

What to Know

The walk is completely free with parking available on Log Race Road (can fill up quickly on weekends). No food vendors or restrooms are available on the trail, so come prepared with water, snacks, and visit facilities beforehand.

Seasonal Notes

The trail is open year-round, but winter (June to August) brings more rain, making river crossings trickier and paths muddier. Summer offers the best conditions, though it can be busier. Check weather forecasts before visiting as the West Coast is known for sudden weather changes.

Nearby Eats

Piha Cafe (5 minutes away) offers family-friendly meals with outdoor seating and kids' menu options. The Piha General Store provides simple takeaway food, ice creams, and picnic supplies perfect for a post-hike treat.

More Activities Near Piha

Nature

Piha Valley Walk

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Piha Valley Walk offers families an authentic New Zealand bush experience with gentle river crossings, lush native forest, and stunning waterfall views. This easy to moderate trail lets kids explore stream beds, spot native birds, and experience the natural beauty of Auckland's wild west coast without requiring serious hiking experience.

Activity

Piha Beach Skate Park

Piha Beach Skate Park offers an exciting outdoor action sports experience on New Zealand's rugged west coast, combining skateboarding and BMX biking in a stunning beach setting. This community facility is perfect for active families with older kids and teens who want to practice their skills or try something new while visiting one of Auckland's most famous surf beaches.

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Piha Beach

Piha Beach offers families a stunning West Coast experience with its dramatic black volcanic sand, impressive rock formations like Lion Rock, and supervised swimming areas. The rock pools are perfect for little explorers, while the wild beauty and powerful surf create an unforgettable backdrop for family beach days, though parents should respect the ocean's strength and stay within patrolled zones.

Adventure

West Coast Bush Walk

West Coast Bush Walk offers families an authentic New Zealand bush experience through towering native trees, bubbling streams, and native birdlife. This immersive forest trail lets children discover the unique ecosystem of Aotearoa while enjoying an easy-to-moderate walk through lush, green surroundings that feel like stepping into a fairytale forest.