Promontory Bay Community - Newport Beach, CA 

Promontory Bay Newport Beach | Newport Beach, California

Promontory Bay Homes For Sale In Newport Beach, CA

The Promontory Bay is a waterfront community is located in the Lower Newport Bay - Balboa Island area of Newport Beach, California.  This area is well known for it's prime bay front location with private boat docks as pictured above.  The homes date back to the early 1950's and range in size from 2,842 to 4,410 square feet of living space.  Select Promontory Bay properties will have boat docks that can accommodate boat sizes up to  with the ability 55 feet.  The location is ideally situated next to Beacon Bay and Harbor Island and offers easy access to the 55 and 73 freeways.  Below are the current Promontory Bay homes for sale and for lease in Newport Beach.  Please contact us at 888-990-7111 with questions regarding this community and any of the properties listed for sale here.

Promontory Bay Newport Beach Homes For Sale

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Photo of Listing #OC25256286
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Newport Beach 660 Harbor Island Drive

Welcome to one of Newport Beach’s most exceptional waterfront estates — a showpiece of modern coastal design and world-class craftsmanship. Perfectly positioned on prestigious Harbor Island Drive, this architect-driven residence blends sleek contemporary living with resort-style amenities and jaw-dropping panoramic bay views. Walls of La Cantina glass disappear for a true indoor/outdoor experience, opening to an expansive entertainer’s deck complete with Wolf BBQ, Green Egg smoker, beer tap, fire pit, and private 45-foot dock that can accommodate a 55-foot boat. Every inch of this home was built to impress — from the custom lighting and coffered ceilings with wood inlays to the 7” European oak floors and designer finishes throughout. The chef’s kitchen is next-level: La Cornue Flamberge Rotisserie, Wolf 60” dual-fuel range, Sub-Zero refrigeration, Miele dishwasher, Gessi fixtures, and marble prep island. Entertain with style at the step-down bar with custom leather details and Sub-Zero ice maker, or host dinner under statement lighting beside a temperature-controlled wine wall. Upstairs, the primary suite rivals any five-star resort with a vaulted ceiling, fireplace, private balcony, dressing room, steam shower, soaking tub, and Neorest automated toilets. All additional bedrooms are ensuite, offering ultimate comfort and privacy with an additional primary suite on the opposite side of the home. Smart-home automation powered by Crestron controls every element — lighting, climate, music, and security. With panoramic views of Promontory Bay and just minutes from Newport’s best dining and shopping, this is more than a home — it’s a lifestyle statement.$14,995,000

$14,995,000
5 Beds
6 Baths
5,000 SqFt
131 Days On Market
Photo of Listing #NP25273186
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Newport Beach 500 Harbor Island Drive

Shimmering water vistas, contemporary architecture, and bespoke interiors define this extraordinary waterfront residence. Approximately 53 feet of water frontage and a private 40-foot dock anchor a bayfront deck designed for effortless entertaining, complete with an in-ground spa and expansive outdoor living space. Design-forward living is evident upon arrival, introduced by newly installed custom tinted garage doors with walnut frames and a custom walnut-and-glass pivot front door with matching gate. Spanning approximately 4,440 square feet, the thoughtfully designed floor plan offers four en suite bedrooms and four-and-one-half baths, including a main-level suite ideal for guests or multigenerational living. A dramatic foyer sets the tone with double-height ceilings, a floating staircase accented by custom stainless steel railings, and floor-to-ceiling windows sandblasted for privacy. Wide-plank wood floors and a sculptural Tom Dixon light fixture elevate the sense of arrival. Main living spaces center around a book-matched granite fireplace, where expansive sliding glass doors frame views of the boat-dotted harbor beyond. Indoor-outdoor flow continues into a waterfront dining room anchored by a statement Bocci chandelier crafted from hand-blown glass. Culinary pursuits are elevated in a custom gourmet kitchen featuring waterfall-edge onyx countertops, bespoke cabinetry, a wet bar, Wolf range, built-in Sub-Zero refrigeration, high-top seating, and a Sub-Zero wine cooler. Two staircases lead to the upper level, where three en suite bedrooms are complemented by a fireplace-warmed bonus or game room with wet bar and a secondary laundry room. Retreat-like privacy defines the primary suite, showcasing Promontory Bay views from a private balcony, mirrored wardrobe walls, a freestanding soaking tub, separate shower, and refined Foscarini lighting. Additional highlights include skylights, curated Restoration Hardware lighting, specialty tile from Artistic Tile and TileBar, floating built-in cabinetry, a Murphy bed in one bedroom, solar-assisted air conditioning, an alarm system with video surveillance, and an attached three-car garage. Ideally positioned moments from Lido Marina Village, Fashion Island, world-class resorts, and award-winning schools, this waterfront estate offers a rare connection to Newport Beach’s most coveted coastal lifestyle.$10,480,000

$10,480,000
4 Beds
5 Baths
4,440 SqFt
78 Days On Market
Photo of Listing #NP26054767
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Newport Beach 736 Harbor Island Drive

Located on Harbor Island Drive in Newport Beach along the edge of Promontory Bay, this exceptional bayfront residence offers five bedrooms, four bathrooms, and approximately 50 feet of prime waterfront frontage with a private dock featuring three slips and a premium Brazilian hardwood surface. The home showcases beautiful bay views from both levels and an expansive waterfront patio designed for seamless indoor-outdoor living and entertaining. Inside, a dramatic two-story foyer introduces a light-filled interior with refined nautical-inspired design. The main level includes a versatile office or sixth bedroom, formal dining room, and spacious living and family rooms with French doors opening to the bayfront terrace. The kitchen featuring white cabinetry, granite countertops, stainless steel appliances, and an oversized island. Upstairs, the bayfront primary suite offers a fireplace, sitting area, private view balcony, walk-in closet, and spa-style bath with soaking tub and separate shower. A two-car garage and quality millwork throughout complete this premier waterfront offering. Ideal proximity to the region’s most-desirable recreation and amenities, this property affords the requisite elements for myriad lifestyle opportunities.$28,000

$28,000
5 Beds
4 Baths
3,922 SqFt
30 Days On Market

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Based on information from California Regional Multiple Listing Service, Inc. as of April 11th, 2026 at 10:02pm PDT. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.