- Where
- Honaunau Bay, South Kona — ~35–45 min south of Kailua-Kona via Hwy 11 then Hwy 160
- Cost
- Free to snorkel · $5 cash lot by the water, or limited free roadside spots
- Entry
- Natural lava steps — first drops to ~10 ft of water, second to ~25 ft
- Difficulty
- Intermediate — the rock entry and occasional surge, not the swimming
- Gear
- No rentals on site — bring everything
- Best time
- Morning; the bay typically clouds over after midday
Why snorkelers love it
Two Step delivers a taste of South Kona’s famous clarity — the same protected stretch of coast as Kealakekua Bay — without a boat, a permit or a brutal hike. Step off the lava shelf and you’re immediately over live coral sloping into a drop-off, with green sea turtles, eels, dense reef fish and, some mornings, spinner dolphins resting in the bay. There’s no sand beach to speak of — smooth lava rock is your base camp — which keeps the casual beach crowd away and the water clear.
The entry, explained
The spot is named for a lava ledge that forms two natural steps into the water. Sit on the edge, fins on first, and lower yourself down: the first step puts you in roughly 10 feet of water, the second in about 25. Watch for sea urchins tucked into the rock on entry and exit, and if there’s visible surge, wait for the lull between sets before committing — the entry is the only genuinely tricky part of the whole spot, and it’s why we rate Two Step intermediate rather than beginner. Getting out, the same ledge works in reverse; watching one local do it first teaches you more than any paragraph.
Parking, honestly
Three options, in order of preference: the handful of free roadside spots along Honaunau Beach Road (arrive before 9 a.m., don’t block driveways — it’s a residential street); the $5 cash lot right by the water; and the National Historical Park lot ($20/vehicle) — but the Park Service explicitly prohibits parking there just to snorkel, so that option only makes sense if you’re actually visiting the park. Which you should.
Pair it with the Place of Refuge
Pu’uhonua o Honaunau — the Place of Refuge — sits directly beside the bay: the ancient sanctuary where Hawaiians who broke kapu (sacred law) could flee for absolution. It’s one of the most significant cultural sites in the state, and it’s a 2-minute walk from your snorkel spot. Snorkel the morning, walk the park after; it’s the best-paired half day on the island.
What you’ll see
Healthy lobe and cauliflower coral within the first few fin-kicks, yellow tang in numbers, moray eels in the crevices, green sea turtles (10-foot rule), and lava canyons further south along the shore formed by ancient flows. Visibility on a calm morning rivals anywhere on the island.
Field reports we drew from
- Hawaii Guide — entry depths, park rules and the no-rentals detail.
- Dolphin Discoveries — the three parking options and NPS parking prohibition, verified July 2026.
- Big Island Guide and Konastyle — the afternoon cloud-over pattern and urchin warning.
FAQ
Is Two Step okay for beginners?
Confident swimmers who take the entry slowly will be fine on a calm morning. True first-timers should learn at Kahalu’u Beach Park first — sandy patches, lifeguard, standing depth — then graduate here.
Two Step or Captain Cook?
Kealakekua (Captain Cook) is the better reef; Two Step is the better logistics — free, no permit, no hike. Most South Kona itineraries should do both: Two Step from shore, Kealakekua by boat or kayak. See the Big Island hub.
Are there restrooms?
Portable toilets near the parking area; the full facilities are inside the National Historical Park. No showers, no rentals, no food — bring water.