The ISO by Castle
The ISO by Castle
You might be eligible for a Genius discount at The ISO by Castle. To check if a Genius discount is available for your selected dates sign in.
Genius discounts at this property are subject to book dates, stay dates and other available deals.
Located across from Waipouli Town Center, The ISO by Castle is beachfront Kapaa studios feature free WiFi, an oceanfront swimming pool and an on-site restaurant. A private Hawaiian-style patio is offered in each studio apartment. Coffee-making facilities are also available. The Bullshed Restaurant, open daily for dinner, features oceanfront dining. Steak and seafood specialties are served in a relaxed, family-style setting. A snorkeling beach and putting green, tennis and shuffleboard courts are located on site. Free parking is provided. Kapaa Beach Park is 1 mile away. Lihue Airport is 15 minutes’ drive away from The ISO by Castle.
Couples particularly like the location — they rated it 9.2 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular facilities
- Outdoor swimming pool
- Free parking
- Free WiFi
- Beachfront
- Non-smoking rooms
- Restaurant
- Bar
Sign in, save money

Availability
Select dates to see this property's availability and prices
Room type | Number of guests | |
---|---|---|
2 double beds or 1 extra-large double bed | ||
2 double beds or 1 extra-large double bed | ||
1 extra-large double bed and 1 sofa bed or 2 double beds | ||
1 extra-large double bed and 1 sofa bed | ||
Bedroom 1 extra-large double bed Living room 1 sofa bed | ||
1 large double bed | ||
1 large double bed |
Guest reviews
Categories:
Select topics to read reviews:
Guests who stayed here loved
- Wioletta
Poland
“Comfortable apartment with a beautiful view of the ocean. The staff was very friendly and helpful. We enjoyed yoga classes, bicycles and the swimming pool very much. Thank you for your hospitality!” - Oskar
Germany
“The location is absolutely great for exploring the entire island, being situated right in the middle. The staff were wonderful, particularly the very friendly front desk team. Parking was ample and convenient, located right in front. The garden...” - Joanna
United States
“Clean. Beautiful view on the ocean every single morning We didn’t have to leave a room to watch a sunrise. Yoga in the morning ,breakfast included,pool , bicycles first come first served. and the best restaurant “the bullied”.which serve amazing...” - Antoniya
Canada
“We really enjoyed exploring the area using the provided free bikes. Starting the day with sunrise yoga definitely elevated our stay. The breakfast and filtered water was also appreciated. The room was clean and nice.” - Lena
Germany
“If you are looking for a quiet location and perfect ocean view, this is a perfect choice.” - Ales
Czech Republic
“good location, free parking at the hotel, room with a beautiful sea view, friendly staff at the reception, many restaurants for dinner around the hotel” - Suzie
Australia
“Location was great and the grab and go breakfast was included and was just what we needed. 7am yoga watching the sunrise was fabulous too.” - Derry
Australia
“The room was clean, the free bikes to explore part of the island was amazing as we didn’t have a car and the grab + go breakfast was a pleasant surprise!” - Demish
Canada
“I loved the vibes and the room size. Plus I liked what the hotel had to offer. It felt like everything we needed was at the hotel.” - Sarah
Switzerland
“Amazing view from the room. Yoga available for free, grab and go breakfast”
Hotel surroundings
Restaurants1 restaurant on site
- Bull Shed
- CuisineAmerican
- Open forDinner
- AmbianceFamily friendly • Traditional • Modern • Romantic
Facilities of The ISO by CastleGreat facilities! Review score, 8
Most popular facilities
- Outdoor swimming pool
- Free parking
- Free WiFi
- Beachfront
- Non-smoking rooms
- Restaurant
- Bar
Outdoors
- Beachfront
Activities
- Bicycle rental
- Beach
Food & Drink
- Bar
InternetWiFi is available in public areas and is free of charge.
ParkingFree public parking is possible on site (reservation is not needed).
Safety & security
- Key card access
General
- Air conditioning
- Non-smoking throughout
- Non-smoking rooms
Outdoor swimming poolFree!
Wellness
- Yoga classes
Languages spoken
- English
House rulesThe ISO by Castle takes special requests - add in the next step!
Child policies
Children of any age are welcome.
Children 18 years and above will be charged as adults at this property.
To see correct prices and occupancy information, please add the number of children in your group and their ages to your search.
Cot and extra bed policies
Cots and extra beds are not available at this property.




The fine printNeed-to-know information for guests at this property
Guests are required to show a photo identification and credit card upon check-in. Please note that all Special Requests are subject to availability and additional charges may apply.
In response to Coronavirus (COVID-19), additional safety and sanitation measures are in effect at this property.
Due to Coronavirus (COVID-19), this property is taking steps to help protect the safety of guests and staff. Certain services and amenities may be reduced or unavailable as a result.
Due to Coronavirus (COVID-19), this property has reduced reception and service operating hours.
Due to Coronavirus (COVID-19), this property adheres to strict physical distancing measures.
Due to Coronavirus (COVID-19), wearing a face mask is mandatory in all indoor common areas.
License number: W-34434930-01