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Puaʻa Kaʻa State Wayside Park: A Lush Rainforest Retreat Along the Road to Hāna

Tucked along the winding curves of Maui’s legendary Hāna Highway, Puaʻa Kaʻa State Wayside Park is one of those rare roadside stops that offers more than just a scenic view — it invites you to step out of the car and into the heart of a Hawaiian rainforest.

Whether you’re breaking up the long drive to Hāna or simply seeking a peaceful spot for a picnic, this verdant park delivers waterfalls, wildlife, and a gentle reminder of why East Maui remains so enchanting.

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Why Stop at Puaʻa Kaʻa?

Located around mile marker 22.5 on the Hāna Highway, Puaʻa Kaʻa is an ideal place to stretch your legs, breathe in the misty rainforest air, and reconnect with nature — without needing to lace up your hiking boots or wander far from the car.

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Here’s what makes it worth a stop:

  • Small waterfalls and freshwater pools
  • Lush vegetation including Koa trees, red button ginger, ti plants, and monstera
  • Birdsong from native species like the ‘apapane and amakihi
  • Well-maintained restrooms and picnic tables
  • Plenty of parking (a rarity along the Hāna Highway)

It’s a family-friendly, low-effort, high-reward kind of place.

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What to Expect at Puaʻa Kaʻa

As a wayside park, this is not a major hiking destination — and that’s part of the charm. You’ll find:

  • A short paved path leading to small waterfalls and swimming holes (just a few minutes’ walk from the parking lot)
  • Opportunities to dip your feet or take a swim, though conditions vary with rainfall
  • Plenty of shade beneath dense jungle canopy
  • Bird-watching and photography opportunities

Keep in mind that the area can be muddy or slippery after rain, so tread carefully if you wander closer to the water.

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The Meaning Behind the Name

The name Puaʻa Kaʻa translates to “rolling pig” in Hawaiian. Like many Hawaiian place names, it likely has roots in both the natural landscape and local legend — possibly referencing the wild pigs that roam the forests or the way water tumbles down the rocks like a rolling pig.

Whether literal or metaphorical, the name is a reminder that even a quick stop in Hawaii is connected to deep cultural significance.


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Tips for Visiting

To make the most of your stop at Puaʻa Kaʻa, consider the following:

  • Pack bug spray — mosquitoes thrive in this moist environment.
  • Wear water shoes if you plan to walk to the pools.
  • Bring a towel if you’re tempted to wade in.
  • Respect the ‘āina (land) by staying on designated paths and taking all trash with you.
  • Use the facilities — they’re some of the better-maintained restrooms on the road to Hāna.

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Combine with Other Road to Hāna Stops

Puaʻa Kaʻa makes a perfect addition to any Road to Hāna adventure, especially when paired with:

  • Keʻanae Peninsula – for cultural and coastal beauty
  • Wailua Valley State Wayside – for stunning panoramic views
  • Waiʻānapanapa State Park – home to the iconic black sand beach

This stop offers a gentle contrast to the more rugged or remote locations, making it an ideal breather for kids, older travelers, or anyone needing a rainforest fix without the effort of a hike.


Puaʻa Kaʻa State Wayside Park is more than just a pit stop — it’s a chance to step into Maui’s lush, living landscape and experience the serenity of East Maui’s rainforest. It won’t take up much of your time, but it might just become one of the most unexpectedly peaceful moments of your trip.

🌿 Looking for a deeper, off-the-beaten-path rainforest experience? Let Hike Maui’s expert guides lead you to hidden waterfalls and immersive cultural stories you won’t find on your own.

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Your Adventure Supports the Planet

When you hike with Hike Maui, you’re not just exploring—you’re giving back. As proud members of 1% for the Planet, we dedicate a portion of our revenue to environmental conservation efforts, ensuring Maui’s landscapes remain vibrant and healthy for years to come.