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Lanikai Pillbox Hike (Kaiwa Ridge Trail) – Oahu, Hawaii: A Comprehensive Guide

Introduction:

Among them, the Lanikai Pillbox Hike, also known as the Kaiwa Ridge Trail, is a must-visit for locals and tourists alike. This hike not only offers a moderate challenge, but also rewards adventurers with beautiful views of Oahu’s Windward Coast, the sparkling Pacific Ocean, and the picturesque Lanikai Beach.

The Lanikai pillbox hike in Hawaii is one of the best hikes on Oahu, and is perfect for sunrise or sunset. This is easily one of the best things to do in Oahu!

It’s a short, slightly harder hike (but still family friendly) with a big payoff. The Lanikai pillbox trail is on the windward side of the island of Oahu, near the town of Kailua, and features some old World War II bunkers with amazing ocean views. This article will look at every aspect of the Lanikai Pillbox Hike, from the trail itself to nearby accommodations, and everything in between.

Also known as the Kailua pillbox hike or the Kaiwa ridge trail, it has become popular as a sunrise hike, as it is short and gives you great views of the sun rising over Lanikai Beach and the Mokulua Islands in the distance. are

The Lanikai Pillbox Hike: An Overview

The Lanikai Pillbox Hike is a moderately difficult trail located on the east side of Oahu, near the town of Kailua. The hike is relatively short, covering about 1.8 miles round trip, but includes a steep climb that can be demanding, especially under the blazing Hawaiian sun. The trail is named after two World War II-era pillboxes (concrete bunkers) along the ridge, which were once used as observation posts.

Key Highlights:

Location: Lanikai, Oahu, Hawaii
Trail Length: 1.8 miles round trip
Elevation Gain: Approximately 600 feet
Difficulty: Moderate
Duration: 1 to 2 hours (depending on pace and stops)

History of pillboxes:

Horizontal view of Kailua and Marine Corps Base Hawaii in the distance, from Kalwa Ridge, Pillbox Hike.

The pillboxes on Kaiua Ridge are remnants of Hawaii’s military history, dating back to World War II. These bunkers were part of a network of observation posts built along Oahu’s coastline to guard against possible attacks. Today, they serve as historical landmarks, offering hikers a glimpse into the past while enjoying beautiful views of the present.

The Trail Experience:

The trailhead for the Lanikai Pillbox Hike is located in a residential area near the entrance to the Lankai neighborhood. Parking can be difficult due to limited spaces and local regulations, so it is advisable to arrive early or consider parking in nearby Kailua and walking to the trailhead.

The hike begins with a steep and often rocky incline, which can be slippery, especially after rain. Although the initial climb can be difficult, it is also the toughest part of the hike. Hikers are advised to wear sturdy shoes with good grip and bring plenty of water.

The Ascent

As you ascend, the trail offers increasingly stunning views of the Mokuloa Islands, also known as “The Mokes,” small, uninhabited islands located off the coast of Lanikai Beach. The trail itself is well-marked, but it can be narrow in places, with some windrows. However, the natural beauty around you makes the climb worthwhile.

The first pillbox appears about halfway down the trail. It’s a popular spot for photos, with its graffiti-covered walls adding a splash of color against the blue sky and sea. The second pillbox is located a little further along the ridge and provides an even higher vantage point. From here, you can see not only the beaches of Lankai and Kailua, but also the Koolau mountain range, which forms Oahu’s rugged spine.

Reaching the Summit:

The real reward of the Lanikai Pillbox Hike is the summit, where the second pillbox is located. From this point, you can take in the full expanse of the Windward Coast, including views of Waimanalo Bay, the Mokuloa Islands, and the lush, green mountains that characterize this part of the island. On clear days, the view is nothing short of spectacular, with the vibrant blues of the ocean contrasting with the greens of the landscape.

Many hikers choose to sit on top of the bridge boxes to enjoy the view, have breakfast, and take photos. The bridge boxes themselves are popular spots for sunrise cruises, offering an unforgettable experience as the sun rises over the ocean, casting a golden glow over the landscape.

Kaiwa Ridge: A Geological Wonder

The Lanikai Pillbox Hike is part of the larger Kaiwa Ridge, a geological formation that is evidence of Oahu’s volcanic origins. This piece consists of ancient lava flows that have been submerged for millions of years, creating the steep, rugged terrain that hikers experience today. The ridge’s proximity to the coast has also allowed it to be sculpted by the relentless forces of wind and waves, contributing to its unique topography.

Kaiua Ridge is an example of a “pali” or cliff, which is a common feature of the Hawaiian landscape. These cliffs are formed when the island’s volcanic rock is eroded away by the elements, leaving behind sharp, vertical cliffs that rise dramatically from the surrounding land.

Lanikai Beach: Paradise Below

After completing the hike, many visitors choose to cool off at Lankai Beach, one of Hawaii’s most beautiful beaches. Known for its powdery white sand and crystal clear turquoise waters, Lanikai Beach is the perfect place to relax after a strenuous hike.

Lankai Beach is often less crowded than nearby Kailua Beach, making it an ideal spot for swimming, snorkeling, or just soaking up the sun. The calm waters are protected by an offshore reef, creating a calm environment perfect for families and casual swimmers. The beach also offers stunning views of the Mokuloa Islands, which can be reached by kayak for the more adventurous.

How to Prepare for the Hike:

View from the Pillbox trail, Oahu, Hawaii

What to bring:

Water: Hawaii’s sun can be intense, and this trip shows up with little shade. Bring plenty of water to stay hydrated.
Sunscreen: Protect your skin from the sun’s rays, especially in the afternoon.
Sturdy shoes: The trail can be rocky and slippery, so proper shoes are essential.
Hat and sunglasses: These will help protect you from the sun and improve your comfort while hiking.
Snacks: A light snack is a good idea, especially if you plan to spend time enjoying the view from the top.
Camera: The views from the trail are breathtaking, so you’ll want to capture the moment.

Best times to hike:

Early morning: Hiking allows you to escape the heat of the day and catch the sunrise if you’re an early riser.
Late afternoon: Another good option is to hike in the late afternoon, which can offer cooler temperatures and beautiful light as the sun sets.

Parking and Access:

Parking: As mentioned, parking near the trailhead can be a challenge. Consider parking in Kailua and walking to the trailhead.
Respect the Neighborhood: The trailhead is located in a residential area, so it’s important to respect local residents by keeping noise levels down and parking legally.

Where To Stay In Oahu:

For those looking to stay close to the Lanikai Pillbox Hike, the nearby town of Kailua offers accommodations to suit a variety of preferences and budgets.

If you’re planning to explore the Lanikai Pillbox Hike in Oahu, finding the right lodging nearby can enhance your experience. Here’s a quick guide to booking hotels near the trailhead:

Luxury Accommodation:
Kahala Hotel & Resort: Located about 30 minutes from Kailua, this resort offers luxurious rooms, private beach access and upscale amenities. Perfect for travelers looking for an upscale experience.

Four Seasons Resort Oahu at Ko Olina: Although tucked away on the west side of the island, this resort promises luxury, stunning ocean views and world-class service. Ideal for those looking for a luxurious stay with a bit more distance from the hike.

Mid-Range Options:
Paradise Bay Resort: Located on Kaneohe Bay, this resort offers a tranquil environment, comfortable rooms and easy access to water activities. A short drive from Kailua and hikes.

Aston Waikiki Beach Hotel: Located in Honolulu, this hotel offers a good balance of comfort and convenience with easy access to public transportation and the vibrant city life.

Hostelling International Honolulu: A budget option in the heart of Honolulu, with hostel-style accommodations and easy access to the island’s main attractions, including hikes.

Where to Eat In Oahu:

After a full hike, you’ll likely want to refuel with some delicious food. Kailua offers a variety of dining options, from casual dining to upscale restaurants.

Casual Dining:

Over Easy: A popular spot for breakfast and brunch, Over Easy offers a range of comfort food with a Hawaiian twist.
Kalapuai Market: This local favorite offers fresh sandwiches, salads and coffee, perfect for a post-hike meal.

Fine dining:

Nico’s Pier 38: Located in Honolulu, Nico’s serves fresh seafood with a focus on local ingredients and flavors.

Mok’s Bread and Breakfast: Known for its delicious lilikoi pancakes, Mok’s is a great place for a more relaxed meal.

Local Flavors:

Boots & Camo’s Homestyle Kitchen: Famous for its macadamia nut pancakes, this place is a must-visit for anyone indulging in local flavors.

Buzz’s Original Steakhouse: Located near Kailua Beach, Buzz’s offers

Is The Hike Open / Closed

Lanikai pill box enhancements are open until 2024.

The state has floated the idea of possibly limiting the number of daily hikers, but so far that hasn’t happened.

In 2018 there was a brief 2-month closure for trail maintenance, but barring such rarities, the trail is always open to hikers.

I will keep this guide updated if anything changes!

You can also check the Hawaii DNLR site for recent updates on which trails are open or closed.

Conclusion:

The Lanikai Pillbox Hike, with its breathtaking views, historical significance and moderate challenge, is a must-do adventure for anyone visiting Oahu. Whether you’re looking for the allure of ocean views, the thrill of a sunrise hike, or the rich history of World War II-era pillboxes, this trail offers a unique glimpse into Hawaii’s natural beauty and cultural heritage.

After conquering Kaiwa Ridge, you can relax on the pristine sands of Lankai Beach, explore the charming town of Kailua, or relax at one of the nearby hotels that cater to all types of travelers. is From luxury resorts to budget-friendly stays, there is something for everyone.

By planning your trip carefully, from choosing the best accommodation to timing your hike for the best experience, you can ensure that your Lanikai Pillbox Hike tour is not just a trek but a hike. A memorable journey through one of the most picturesque landscapes .

Lanikai Pillbox Hike (Kaiwa Ridge Trail)