




21 Ridgeline Dr, Newport Beach, CA, 92660
About This Home
Set within the prestigious 24-hour guard-gated community of Harbor Ridge, this extraordinary tri-level estate offers a rare blend of scale, privacy, and sweeping coastal beauty. Positioned on one of the neighborhood’s largest lots, the residence captures endless views of the ocean, harbor, islands, city lights, Catalina, Palos Verdes, Balboa Island, and the Newport Peninsula. Designed for elevated coastal living, the home is filled with natural light through floor-to-ceiling windows, a dramatic central skylight, and French doors that open to wraparound decks and view terraces. A grand staircase, elevator, observatory, and impressive entertaining spaces create a sense of elegance throughout, while the chef’s kitchen and formal dining room offer a beautiful setting for hosting, set against panoramic views. The resort-style primary suite is a private escape with ocean views, a fireplace, a sitting area, dual closets, a spa-inspired bath, a private balcony, a sauna, and a dressing room. Additional bedrooms and baths provide generous space for guests, family, staff, wellness, and work-from-home needs. The grounds are equally impressive, with expansive terraces, a large pool and spa, and a full-size tennis court, all designed to take full advantage of the property’s incredible setting from sunrise to sunset. With a 4-car garage and additional onsite parking, close proximity to Newport Beach’s finest dining, beaches, shopping, and award-winning schools, this estate offers a rare opportunity to experience the very best of California coastal luxury.
Getting Around
Schools
Construction
Condition
- Year built: 1982
Type & Style
- Home type: SingleFamily
- Property subType: Single Family Residence
Interior
Appliances
- Laundry features: Washer Hookup,Gas Dryer Hookup,Laundry Room
Basement
- Has basement: Yes
Bedrooms & Bathrooms
- Bedrooms: 9
- Bathrooms: 12
- Full bathrooms: 9
- 1/2 bathrooms: 3
- Main level bathrooms: 2
Cooling
- Cooling features: Central Air,Zoned
Features
- Entrance Foyer,Primary Suite,Walk-In Closet(s)
- Fireplace features: Family Room,Gas,Great Room,Primary Bedroom
- Fireplace: Yes
- Common walls with other units/homes: No Common Walls
Interior Area
- Total interior livable area: 13,198 sqft
Master Bedroom
- Features: Primary Suite
Property
Details
- Parcel number: 46110123
- Special condition: Standard
Features
- Levels: Three Or More
- Stories: 3
- Entry location: ground level
- Private pool: Yes
- Pool features: Fenced,Private,Association
- Has view: Yes
- View description: Catalina,City Lights,Coastline,Harbor,Ocean,Panoramic,Pool,Trees/Woods,Water
- Has water view: Yes
- Water view: Coastline,Harbor,Ocean,Water
Lot
- Lot size: 0.58 Acres
- Features: Back Yard,Front Yard,Garden,Paved
Parking
- Total spaces: 8
- Parking features: Garage - Attached
- Has garage: Yes
- Attached garage spaces: 4
- Covered spaces: 4
- Uncovered spaces: 4
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Earthquake
- Inland Flooding
- Heat Wave
- Landslide
- Wildfire
How This Home’s Risks Compare
FEMA Declared Disasters in Orange County and California
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $65,709 | $788,508 |
| Home Insurance * | $1,539 | $18,468 |
| Property Taxes | $11,166 | $133,992 |
| Electricity | $2,830 | $33,961 |
| Total | $81,244 | $974,928 |
Income You'd Need if You Spent...
California FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-05-27 | Listed for sale | $12,995,000 |
| 2021-01-15 | Listing removed | -- |
| 2020-10-18 | Listed for sale | $15,000,000 |
| 2009-09-08 | Sold | $5,200,000 |
| 2008-12-18 | Listing removed | $6,500,000 |
| 2008-08-23 | Listed for sale | $6,500,000 |
| 2004-05-25 | Sold | $5,000,000 |
| 2003-03-17 | Sold | $5,000,000 |
