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The ISO by Castle

Amenities at Kauaʻi's Newest Boutique Hotel

The ISO. Where Island, Sky and Ocean meet on Kauaʻi's Royal Coconut Coast

New lifestyle touches create an attitude and vibe that place The ISO in a distinctive niche of its own. Jumpstart the day with oceanfront yoga at sunrise. Refuel with a complimentary breakfast of island fruits and granola served in the nook off the front lobby. Then grab a bicycle to cruise the coast along the Ka Ala Hele Makalae Beach Path. The ISO encourages you to simply go with the day’s natural energy flow.

  • Total Suites: 80
  • Number of Floors: 3
  • Number of Elevators: 0

Property Amenities

New lifestyle touches create an attitude and vibe that place The ISO in a distinctive niche of its own. Jumpstart the day with oceanfront yoga at sunrise. Refuel with a complimentary breakfast of island fruits and granola served in the nook off the front lobby. Then grab a bicycle to cruise the coast along the Ka Ala Hele Makalae Beach Path. The ISO (formerly Castle Mokihana) encourages you to simply go with the day’s natural energy flow.

  •   24-hour front desk  icon 24-hour front desk
  •   Bar/Lounge  icon Bar/Lounge
  •   Ocean Front  icon Ocean Front
  •   Continental Breakfast  icon Continental Breakfast
  •  Parking  icon Parking
  •  Picnic area  icon Picnic area
  •  Pool - Oceanfront Pool  icon Pool - Oceanfront Pool
  •  Restaurants  icon Restaurants
  •  Security  icon Security
  •  Wi-Fi (Lobby & Rooms)  icon Wi-Fi (Lobby & Rooms)

In-Room Amenities

Recently refreshed with chic island décor and subtle tropical tones, The ISO’s contemporary hotel rooms and one-bedroom suites are geared to friends and couples who appreciate style, comfort and convenience. All accommodations are non-smoking and feature a private ocean view lanai for unwinding with east Kauai’s gorgeous scenery.

  • Wi-Fi icon Wi-Fi
  • Flat Screen TV  icon Flat Screen TV
  • Private Balcony / Lanai  icon Private Balcony / Lanai
  • Hawaiian Coffee & Coffee Maker  icon Hawaiian Coffee & Coffee Maker
  • Mini-Refrigerator  icon Mini-Refrigerator
  • Ceiling Fan  icon Ceiling Fan
This list includes all available room amenities. Amenities may vary by room and room category.