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Hanauma Bay natural feature in Oahu, HI
Photo: John Walker
View of Hanauma Bay in Oahu, HI
Photo: Marten Linden
View of Hanauma Bay in Oahu, HI
Photo: Elizabeth Serna

Hanauma Bay

4.4(2,492 reviews)$Activity
🕑 3-4 hours👶 Best for ages 5 and up. Children who can comfortably swim or use snorkel gear will get the most out of the experience, though younger kids can enjoy wading in the shallow areas. The educational video and center appeal to school-age children who are curious about marine life.

About

Hanauma Bay is one of Hawaii's premier family snorkeling destinations, featuring a protected volcanic crater bay with crystal-clear, shallow waters perfect for first-time snorkelers. Kids will be mesmerized by the colorful tropical fish swimming right up to them, while parents appreciate the calm conditions and educational center that teaches marine conservation before you even hit the beach.

Highlights

  • Swimming alongside hundreds of colorful tropical fish including yellow tangs, parrotfish, and butterflyfish in shallow, calm waters
  • Exploring the protected coral reef ecosystem in a safe, family-friendly environment
  • Learning about marine conservation at the educational center with interactive exhibits
  • Spotting green sea turtles (honu) that frequently visit the bay
  • Playing in the sandy areas and tide pools perfect for younger children

Pro Tips

  1. 1.Arrive by 7:00 AM when gates open to secure parking and avoid crowds,the bay reaches capacity and closes to new visitors by mid-morning on busy days
  2. 2.Rent snorkel gear at home or bring your own to save money and ensure proper fit for kids; on-site rentals are available but can have long lines
  3. 3.Bring reef-safe sunscreen (required by law), water shoes for the rocky entry, and plenty of water and snacks since food options are limited to a small snack bar
  4. 4.Watch the mandatory 9-minute conservation video with your kids before descending to the beach,it's educational and helps them understand the importance of not touching coral or feeding fish
  5. 5.The right side of the bay has calmer, shallower waters ideal for beginners and younger children

Best Time to Visit

Visit on weekday mornings (Tuesday through Thursday) between 7:00-9:00 AM for the best visibility, fewer crowds, and calmer waters. Avoid weekends and holidays when the bay reaches capacity quickly. The bay is closed on Mondays and Tuesdays for maintenance.

What to Know

Entry is $25 per adult (ages 13+) with kids 12 and under free; parking is $3 and fills up fast. The bay is closed Mondays and Tuesdays. There's a steep walk down to the beach (tram available for $1.25 each way), limited food options, and no outside food vendors, so pack your own lunch and snacks.

Seasonal Notes

The bay is closed every Monday and Tuesday year-round for maintenance and to allow the marine ecosystem to rest. Winter months (November-March) can bring larger waves and reduced visibility, while summer offers the calmest conditions. Arrive extra early during summer vacation and holiday periods when the bay reaches capacity fastest.

Nearby Eats

Head to Koko Marina Center (5 minutes away) for family-friendly options like Kona Brewing Company with a kids menu and outdoor seating, or pick up poke bowls and plate lunches at Nico's Pier 38 before your visit since food options at the bay are very limited.

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