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The ISO by Castle

Rated 8.0 in 1556 reviews

The ISO by Castle in Kapaa, United States, offers a serene escape on the beautiful island of Kauai. Perched along the picturesque Coconut Coast, this boutique hotel provides an intimate and relaxing atmosphere for travelers seeking a peaceful retreat. The hotel embodies a harmonious blend of minimalist elegance and natural beauty, offering guests a chance to immerse themselves in the surrounding tropical landscape.

The ISO, which stands for "Island, Sky, Ocean," invites guests to experience Hawaii's laid-back lifestyle, with its thoughtfully designed accommodations that highlight the essence of island living. Rooms are tastefully furnished, with many offering stunning ocean views, allowing guests to wake up to the gentle sounds of the waves and stunning sunrises over the Pacific.

Guests can enjoy a range of amenities designed to enhance their stay, including a beachfront swimming pool, a yoga studio, and a welcoming lounge area. For those seeking adventure, the hotel is conveniently located near a variety of outdoor activities, such as hiking, kayaking, and exploring the nearby scenic wonders of Kauai.

Dining at The ISO is a delight, with onsite restaurants that focus on fresh, locally sourced ingredients, delivering a quintessential taste of Hawaiian cuisine. The hotel's proximity to Kapaa town also provides guests with access to local shops, eateries, and cultural experiences.

In essence, The ISO by Castle is an ideal destination for those who wish to unwind and reconnect with nature, offering an inviting sanctuary that encapsulates the tranquility and beauty of Kauai.

Climate and Weather

January
 26°
 19°
 24°
 7
Sun hours / day
 16
Rain free days
February
 26°
 19°
 24°
 8
Sun hours / day
 16
Rain free days
March
 27°
 20°
 24°
 8
Sun hours / day
 18
Rain free days
April
 28°
 20°
 25°
 8
Sun hours / day
 17
Rain free days
May
 29°
 21°
 26°
 8
Sun hours / day
 18
Rain free days
June
 30°
 22°
 26°
 8
Sun hours / day
 17
Rain free days
July
 30°
 23°
 27°
 8
Sun hours / day
 16
Rain free days
August
 31°
 23°
 27°
 8
Sun hours / day
 15
Rain free days
September
 30°
 23°
 27°
 8
Sun hours / day
 16
Rain free days
October
 29°
 22°
 27°
 7
Sun hours / day
 16
Rain free days
November
 28°
 21°
 26°
 7
Sun hours / day
 14
Rain free days
December
 27°
 20°
 25°
 7
Sun hours / day
 14
Rain free days

What to do in Kapaa and near The ISO by Castle

Kapaa Beach Park
Park in Kauai County, Hawaii, United States of America
1.1km / 0.67mi
Kapaa New Park
Park in Kauai County, Hawaii, United States of America
1.7km / 1mi
Kukui Heiau
Kukui Heiau
Archaeological site in Kauai County, United States of America
1.5km / 0.92mi
Wailua Beach
Beach in Kauai County, Hawaii, United States
1.7km / 1.1mi
Donkey Beach
Beach in Kauai County, Hawaii, United States
6.1km / 3.8mi
Immaculate Conception Catholic Church
Church building in Kauai County, United States of America
9.1km / 5.6mi
Kauai Museum
Kauai Museum
Library building in Kauai County, Hawaii
10.8km / 6.7mi
Kalapaki Beach
Kalapaki Beach
11.5km / 7.2mi
The Church of Jesus Christ of Latter-day Saints
The Church of Jesus Christ of Latter-day Saints
Former movie theater in Lihu'e, Hawaii, United States
10km / 6.2mi
Hāʻula Beach
Beach on the island of Kauai, Hawaii
19.9km / 12.4mi
Kahili Beach
Beach in Kauai County, Hawaii, United States
18.2km / 11.3mi
Gillin's Beach
Beach in Kauai County, Hawaii
21.1km / 13.1mi
Kauapea Beach
Kauapea Beach
Beach on the north shore of the island of Kauai in Hawaii
20.2km / 12.5mi
Makauwahi Cave
Makauwahi Cave
Cave in Hawaii
21.7km / 13.5mi
Kilauea Lighthouse
Kilauea Lighthouse
Lighthouse on the island of Kauaʻi in Hawaii, United States
20.6km / 12.8mi
Kalihiwai Beach
20.3km / 12.6mi
'Anini Beach
22.1km / 13.7mi
Shipwreck Beach
Shipwreck Beach
Beach in Kauai County, Hawaii, United States
23.9km / 14.8mi
Waioli Mission House Museum
Waioli Mission House Museum
Historic district in Hawaii, United States
24.3km / 15.1mi
Poʻipū Beach Park
Poʻipū Beach Park
Beach in Poʻipū, Kauai, Hawaii
24.9km / 15.4mi
Brennecke Beach
Beach in Kauai County, Hawaii, United States
24.8km / 15.4mi
The Kāneiolouma Complex
Ancient Hawaiian village on the island of Kauaʻi
24.6km / 15.3mi
Poʻipū Beach
Poʻipū Beach
25km / 15.5mi
Queen's Bath
Queen's Bath
Tide pool and springs, Kauaʻi, Hawaii
25.3km / 15.7mi
Hanalei Pier
Hanalei Pier
Pier in Kauai County, Hawaii, USA
24.8km / 15.4mi
Pu'u Poa Beach
Beach in Kauai County, Hawaii, United States
25.1km / 15.6mi
Waioli Beach Park
Park in Kauai County, Hawaii, United States of America
24.4km / 15.1mi
Kalawai Park
Park in Kauai County, Hawaii, United States of America
25.4km / 15.8mi
Lumahaʻi Beach
Beach located on the north shore of Kauai
26.7km / 16.6mi

About Kapaa

Kapaa, located on the east coast of Kauai, offers a variety of activities that highlight the area’s natural beauty and cultural heritage. One of the best ways to experience the local scenery is by exploring the Kapaa Bike Path, which stretches along the coastline and provides stunning views of the ocean and lush landscapes. This path is suitable for walking or biking, making it accessible for visitors of all skill levels.

Another worthwhile experience is visiting the Wailua River, where you can engage in kayaking or take a guided boat tour. This river is significant in Hawaiian history and provides a serene environment to appreciate the tropical surroundings. Along the river, you can also discover the beautiful Wailua Falls, a popular waterfall that is easily accessible for a quick visit.

For those interested in local culture, the Kauai Museum in nearby Lihue offers insights into the island’s history and traditions. The museum features exhibits on Hawaiian culture, art, and the natural environment, making it a valuable stop for understanding the region's heritage.

Shopping and dining in Kapaa Town is another enjoyable aspect of your visit. The town is home to various local shops, galleries, and eateries that showcase Kauai’s unique arts and culinary offerings. You can find handmade crafts, clothing, and souvenirs that reflect the island's culture.

If you’re looking for relaxation, spending time at the local beaches, such as Lydgate Beach Park, is ideal. This park features a protected swimming area, making it suitable for families and those looking to unwind by the ocean.

Finally, engaging in a sunrise or sunset viewing along the coastline can provide a peaceful end to your day. The natural beauty of Kapaa during these times is often a highlight for visitors, allowing for quiet reflection and appreciation of the island's charm.




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