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.
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.
Property Details
Price:
$14,999,000
MLS #:
OC25241597
Status:
Active
Beds:
3
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Harbor Island HARI
Neighborhood:
n9lowernewportbaybalboaisland
Listed Date:
Oct 19, 2025
Finished Sq Ft:
2,573
Lot Size:
8,450 sqft / 0.19 acres (approx)
Year Built:
1950
See this Listing
Schools
School District:
Newport Mesa Unified
Interior
Appliances
DW, MW, RF, GR, CO
Bathrooms
3 Full Bathrooms
Cooling
CA
Flooring
WOOD
Laundry Features
IN
Exterior
Community Features
SL, URB, WATE
Construction Materials
STC, DWAL
Exterior Features
BS, DO
Parking Spots
3
Roof
SHK, SHN
Security Features
EXL, SD, _24HR, COD, GC, GG
Financial
HOA Fee
$18,650
HOA Frequency
ANU
Map
Community
- Address11 Harbor IS Newport Beach CA
- SubdivisionHarbor Island (HARI)
- CityNewport Beach
- CountyOrange
- Zip Code92660
Subdivisions in Newport Beach
- Back Bay Custom Homes BBCS
- Balboa Coves BLCV
- Balboa Island – Collins Island BALC
- Balboa Island – Little Island BALL
- Balboa Island – Main Island BALM
- Balboa Peninsula Point BLPP
- Balboa Peninsula Residential BALP
- Baycrest North BCNO
- Baycrest South BCSO
- Bayridge BRID
- Bayshores BSHR
- Bayside Village BAYV
- Bayview Terrace BVTR
- Beacon Bay BEAC
- Belcourt Hill BLHL
- Belcourt Terrace BLTR
- Big Canyon Broadmoor BCBM
- Big Canyon Custom BCCS
- Big Canyon Deane BCDN
- Big Canyon McLain BCMC
- Bluffs Original BORI
- Bluffs Plaza Area BOPL
- Bluffs Tennis Villas BNTV
- Bonnie Bay Highland Homes UBHH
- Cannery Village Mobile Park CVMP
- Castaways CAST
- Central Newport CNEW
- Cherry Lake Estates UBLE
- Cliffhaven CLIF
- Dover Shores “”100″” Series DSA1
- Dover Shores DSAM
- Eastbluff – Lusk EBLK
- Eastbluff – Macco EBMO
- Granville GRNV
- Harbor Cove Promenade HCPM
- Harbor Hill HARH
- Harbor Island “”Drive”” HIDC
- Harbor Island HARI
- Harbor Ridge Crest HRCR
- Harbor Ridge Custom HRCS
- Harbor Ridge Estates HRES
- Harbor View Homes HVHM
- Kings Road KGRD
- Lido Building #601 L601
- Lido Building #621 L621
- Lido Island LIDO
- Lido Peninsula LIPN
- Linda Isle LIND
- Madison BCYM
- Newport Crest NEWC
- Newport Heights NEWH
- Newport Island NEWI
- Newport North Townhomes NNTH
- Newport Shores NEWS
- Promontory Bay Custom PBCS
- Providence OFPV
- Santa Ana Heights Residential SAHR
- Sea Island – Lusk SILK
- Seaview SEAV
- Summer House OFSH
- Versailles VERS
- Villa Balboa VBAL
- Villa Point VILP
- Villa Siena VSEN
- West Newport Beach WSNB
- Westcliff East WCDE
- Westcliff West WCDW
Market Summary
Current real estate data for Single Family in Newport Beach as of Dec 16, 2025
466
Single Family Listed
63
Avg DOM
1,064
Avg $ / SqFt
$3,316,817
Avg List Price
Property Summary
- Located in the Harbor Island (HARI) subdivision, 11 Harbor IS Newport Beach CA is a Single Family for sale in Newport Beach, CA, 92660. It is listed for $14,999,000 and features 3 beds, 3 baths, and has approximately 2,573 square feet of living space, and was originally constructed in 1950. The current price per square foot is $5,829. The average price per square foot for Single Family listings in Newport Beach is $1,064. The average listing price for Single Family in Newport Beach is $3,316,817.
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