Significant Price Enhancement!! Harbor Island Waterfront Estate. Experience the rare opportunity to own on Newport Beach’s exclusive “Billionaires’ Island.” This exceptional waterfront estate offers approximately 50 feet of harbor frontage with three private slips—one up to 65 feet and two up to 45 feet—ideal for yachting enthusiasts. Enjoy sweeping channel views, unmatched privacy, and a tranquil setting with minimal wind and no overlooking neighbors. The residence features a remodeled kitchen, updated flooring, and a refreshed primary suite bathroom, with extraordinary potential for redevelopment or customization. Surrounded by world-class dining, premier shopping, and top-rated schools, this Harbor Island gem combines prestige, location, and limitless possibilities—now offered with a 25% price improvement.
MLS #
CROC25241597
MLS Source
California Regional MLS
Days on Site
18
Bedrooms
Ground Floor Bedroom, Primary Suite/Retreat
Kitchen
Other
Appliances
Dishwasher, Microwave, Other, Oven Range - Gas, Refrigerator
Family Room
Other
Fireplace
Living Room
Laundry
Other
Cooling
Central Forced Air
Roof
Shake, Shingle
Pool
None, Spa - Private
Garage/Parking
Garage, Garage: 3 Car(s)
Elementary District
Newport-Mesa Unified
High School District
Newport-Mesa Unified
HOA Fee
$18650
HOA Fee Frequency
Annually
11 Harbor Is is a Single Family Residence in Newport Beach, CA 92660. This 2,573 square foot property sits on a 8,450 Sq Ft Lot and features 3 bedrooms & 3 full bathrooms. It is currently priced at $14,999,000 and was built in 1950. This address can also be written as 11 Harbor Is, Newport Beach, CA 92660.
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This listing information is up-to-date as of October 19, 2025. For the most current information, please contact Silvia Leon