$3,195,000
3Beds4Baths3,026SqFt
122 AgateNewport Beach, CA 92662Balboa Island - Main Island
Sold
201 Diamond Avenue sold on January 12, 2026 for $2,900,000, 10.6% below the $3,245,000 asking price after 253 days on the market; it was first listed at $3,475,000. The buyer paid cash. The details are below for reference.
201 Diamond Avenue, Newport Beach, CA 92662
$2,900,000
- Beds
- 4
- Baths
- 3
- Sq Ft
- 1,843
- Per Sq Ft
- $1,574
- Built
- 1929
- Garage
- 3-car
Call Clark Smith (949) 494-8830
Subdivision Balboa Island - Main Island
15 duplexes sold in the past 12 months · median $3,835,000
About 201 Diamond Avenue
This desirable corner lot duplex on Balboa Island offers a rare opportunity for luxurious living or a savvy investment. Perfect for builders, investors, and developers seeking a prime coastal property.
The spacious main unit features 3 bedrooms, 1.5 bathrooms, with direct garage access. The back unit above the garage has 1 bedroom and 1 full bath, offering comfort and charm. Complete with two garages for a total of three parking spaces.
Enjoy peek-a-boo bay views and spectacular sunsets with a courtyard deck between the units and a 2nd-level attached deck to the main unit. Centrally located just seconds away from the ferry, Marine Avenue and the waterfront—this property is overflowing with possibilities.
Don’t miss the chance to make a piece of Balboa Island yours in one of Orange County’s most sought-after locations!
Property details for 201 Diamond Avenue
This 4-bedroom, 3-bath duplex sits in the Balboa Island - Main Island neighborhood of Newport Beach in Orange County. It offers 1,843 square feet of living space. The home was built in 1929. The MLS record lists the assessor parcel number as 050-092-15. Highlights include peek-a-boo harbor and bay views, a fireplace, and an attached three-car garage. The detail sections on this page cover interior and exterior features, estimated taxes, HOA dues where they apply, and the map location.
Home Details
- Price
- $2,900,000
- Days On Site
- N/A
- Bedrooms
- 4
- Inside Area (SqFt)
- 1,843 sqft
- Total Baths
- 3
- Full Baths
- 2
- Partial Baths
- 1
- Lot Size
- N/A
- Year Built
- 1929
- MLS® Number
- OC25004489
- Status
- Sold
- Property Tax
- N/A
- HOA/Condo/Coop Fees
- N/A
- Sq Ft Source
- Assessor
General Features
- Property Type
- Duplex
- MLS Number
- OC25004489
- Year Built
- 1929
- Living Area (sq ft)
- 1,843
- Living Area Source
- Assessor
- Lot Size (sq ft)
- 2,614
- Lot Size (acres)
- 0.06
- Levels
- Two
- Bedrooms
- 4
- Full Baths
- 2
- Half Baths
- 1
- Garage Spaces
- 3
- Parking Spaces
- 3
- View
- Bay, Harbor, Peek A Boo
- Parcel Number
- 05009215
- On Market Date
- 2025-01-09
- Listing Terms
- Standard
Interior Features
- Interior Features
- Balcony, Ceiling Fans, All Bedrooms Up
- Flooring
- Carpet, Tile, Wood
- Heating
- Forced Air
- Cooling
- None
- Fireplace
- Family Room
- Laundry
- In Garage
- Entry Level
- 1
- Common Walls
- No Common Walls
Exterior Features
- Lot Features
- Corner Lot, Rectangular Lot
- Patio and Porch
- Deck
- Parking
- Garage
- Fencing
- Vinyl
- Pool Features
- None
- Sewer
- Public Sewer
- Water
- Public
- Utilities
- Sewer Connected
- Units
- 2
Community Features
- Subdivision
- Balboa Island - Main Island (BALM)
- Community Features
- Storm Drains, Street Lights, Suburban, Sidewalks
Property History for 201 Diamond Avenue
| Date | Event | Price | Note |
|---|---|---|---|
| Jan 12, 2026 | Sold | $2,900,000 | |
| Jan 9, 2025 | Listed for sale | $3,475,000 |
No prior MLS sales on record for this home since 2012.
About Newport Beach
Set along the Pacific in Orange County, Newport Beach surrounds Newport Harbor, where Balboa Island, Lido Isle, and the Balboa Peninsula frame one of California's largest recreational harbors. The city stretches from the Balboa and Newport piers to Corona del Mar and Fashion Island, within the Newport-Mesa Unified School District.
Balboa Island - Main Island home sales, past 12 months
15Homes sold
$3,835,000Median price
59Median days on market
$1,667Median per sq ft
Recorded MLS closings of duplexes, Sep 20, 2025 to Sep 20, 2026. Days on market run from listing to going under contract.
Recent Balboa Island - Main Island sales
| Address | Closed | Price | Sq ft | Per sq ft | Days on market |
|---|---|---|---|---|---|
| 118 Emerald | Aug 20, 2026 | $3,350,000 | 1,893 | $1,770 | 79 |
| 1403 N Bayfront | Aug 3, 2026 | $5,600,000 | 2,105 | $2,660 | 27 |
| 216 Amethyst | Jul 30, 2026 | $3,180,000 | 2,363 | $1,346 | 147 |
| 302 S Bay Front | Jun 25, 2026 | $7,105,000 | 2,926 | $2,428 | 60 |
| 137 Topaz | Jun 4, 2026 | $3,835,000 | 2,545 | $1,507 | 6 |
School District for 201 Diamond Avenue
As listed in the MLS record. Confirm attendance boundaries with the school district.
The MLS record lists the Newport Mesa Unified.
Living in Newport Beach covers its schools, parks and beaches.
Looking for something similar
201 Diamond Avenue is no longer on the market, but comparable homes come up in Newport Beach regularly. We can tell you what this one actually closed at and set up alerts for listings that match it.
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Selling near 201 Diamond Avenue
Thinking of selling nearby? We bring current Balboa Island - Main Island sales data and a clear pricing strategy to every listing, backed by more than 700 closed sales and over $1B in Orange County volume. Start with a free home valuation, or reach out to talk through your options.
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Listed by Brandon McTeer of Realty One Group West
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. The 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, the 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.
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