Sold
3900 River Avenue sold on July 22, 2020 for $2,500,000, 2.9% below the $2,575,000 asking price after 112 days on the market, including an earlier listing. The buyer financed the purchase. The details are below for reference.
3900 River Avenue, Newport Beach, CA 92663
- 2 beds
- 1 bath
- 945 sq ft
- 2,858 sq ft lot
- Built 1939
Own 3900 River Avenue? Request a free home valuation to see what it is worth today.
$2,500,000
Subdivision West Newport Beach
11 single-family homes sold in the past 12 months · median $6,225,000
The home
About 3900 River Avenue
This is a rare opportunity to build your dream house on a prime waterfront corner lot. Homes in the area have recently sold for in excess of 4.25M. Several homes are currently under construction with asking prices of almost 6M. The house is livable but the value is in the land.
Property details for 3900 River Avenue
This 2-bedroom, 1-bath single-family home sits in the West Newport Beach neighborhood of Newport Beach in Orange County. It has 945 square feet of living space on a 2,858-square-foot lot. The home was built in 1939. The MLS record lists the assessor parcel number as 423-303-07. Highlights include bay views, bay frontage, single-story living, a one-car garage, an updated home, and cottage architecture.
Specifications
Home Details
General Features
- Property Type
- Single Family Residence
- MLS Number
- OC20109374
- Year Built
- 1939
- Living Area (sq ft)
- 945
- Living Area Source
- Assessor
- Lot Size (sq ft)
- 2,858
- Lot Size (acres)
- 0.0656
- Levels
- One
- Bedrooms
- 2
- Full Baths
- 1
- Garage Spaces
- 1
- Parking Spaces
- 2
- View
- Bay, Water
- Parcel Number
- 42330307
- On Market Date
- 2020-06-07
- Zoning
- R2
- Listing Terms
- Standard
Interior Features
- Interior Features
- Open Floorplan, All Bedrooms Down
- Appliances
- Dishwasher, Gas Cooktop, Disposal, Gas Oven, Gas Water Heater, Range Hood
- Flooring
- Laminate
- Heating
- Central
- Cooling
- None
- Fireplace
- None
- Laundry
- In Garage
- Main Level Bedrooms
- 2
- Main Level Bathrooms
- 1
- Common Walls
- No Common Walls
Exterior Features
- Architectural Style
- Cottage
- Exterior Features
- Dock
- Roof
- Composition
- Construction
- Stucco
- Foundation
- Raised
- Lot Features
- Corner Lot
- Patio and Porch
- Concrete, Stone
- Parking
- Covered, Door Single, Garage, Pull Through
- Fencing
- Stone, Wood
- Pool Features
- None
- Spa
- None
- Sewer
- Public Sewer
- Water
- Public
- Utilities
- Cable Available, Electricity Connected, Natural Gas Connected, Phone Available, Sewer Connected
- Condition
- Updated Remodeled
- Units
- 1
Community Features
- Subdivision
- West Newport Beach (WSNB)
- Community Features
- Curbs, Storm Drains, Street Lights, Urban, Water Sports
The record
Property History for 3900 River Avenue
| Date | Event | Price | Note |
|---|---|---|---|
| Jul 22, 2020 | Sold | $2,500,000 | |
| Jun 7, 2020 | Relisted | $2,575,000 |
No prior MLS sales on record for this home since 2012.
Added by Realatrends Real Estate
Flood, Fire and Earthquake Zones for 3900 River Avenue
We looked up this home's map point in public government maps. These facts are not part of the MLS listing.
Hazard zones
- Flood zone
Zone X, 0.2 percent annual chance flood hazard. Outside FEMA's Special Flood Hazard Area.
FEMA National Flood Hazard Layer, FIRM panel 06059C0381K effective March 21, 2019. Checked October 15, 2026.
- Fire hazard severity zone
Not in a fire hazard severity zone on the State Fire Marshal's map.
CAL FIRE, State Fire Marshal map for Local Responsibility Areas, March 24, 2025. Checked October 15, 2026.
- Earthquake fault zone
Outside the Alquist-Priolo Earthquake Fault Zones.
California Geological Survey, Earthquake Fault Zones map, Newport Beach quadrangle, released July 1, 1986. Checked October 15, 2026.
- Liquefaction zone
Inside a Seismic Hazard Zone for liquefaction.
California Geological Survey, Seismic Hazard Zones map, Newport Beach quadrangle, released April 15, 1998. Checked October 15, 2026.
- Landslide zone
Outside the earthquake-induced landslide zones.
California Geological Survey, Seismic Hazard Zones map, Newport Beach quadrangle, released April 15, 1998. Checked October 15, 2026.
- Tsunami hazard area
Inside the Tsunami Hazard Area on the State's evacuation planning map.
California Geological Survey and Cal OES, Tsunami Hazard Area map for Orange County (2021). Checked October 15, 2026.
Internet and charging
- Fixed internet
Fiber: AT&T, up to 5,000 Mbps, at 3 of 7 residential locations in this census block. Cable: Spectrum, up to 1,000 Mbps, at 7 of 7.
FCC National Broadband Map, provider-reported data as of December 31, 2025, for census block 060590635003002, not for this address. Not endorsed by the FCC. Checked October 15, 2026.
- EV charging
Nearest public charger 0.3 miles away (ChargePoint, 2 Level 2 ports). 114 public charging ports within 3 miles.
U.S. Department of Energy, Alternative Fuels Data Center. Straight-line distance. Checked October 15, 2026.
These facts are for the listing's map point, which can sit off the lot. A zone line can also cross a lot, and agencies revise their maps. In cities, the fire zone line follows the State Fire Marshal's 2025 map; each city adopts its own map and may add areas. These lines are not a Natural Hazard Disclosure. Check the official maps and the seller's disclosures before you rely on them. Sources for the earthquake zone lines: Reproduced with permission, California Geological Survey, Webservice of Official Maps of Alquist-Priolo Earthquake Fault Zones (2025). Reproduced with permission, California Geological Survey, Webservice of Official Maps of Seismic Hazard Zones (2025).
Official maps
Next steps
Looking for something similar
3900 River 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.
Selling near 3900 River Avenue
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The neighborhood
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.
West Newport Beach home sales, past 12 months
- Homes sold
- 11
- Median price
- $6,225,000
- Median days on market
- 10
- Median per sq ft
- $3,056
Recorded MLS closings of single-family homes, Nov 4, 2025 to Nov 4, 2026. Days on market run from listing to going under contract.
Recent West Newport Beach sales
| Address | Closed | Price | Sq ft | Per sq ft | Days on market |
|---|---|---|---|---|---|
| 206 40th Street | Oct 1, 2026 | $2,200,000 | 720 | $3,056 | 0 |
| 207 43rd Street | Sep 21, 2026 | $6,750,000 | 3,130 | $2,157 | 5 |
| 115 41st Street | Sep 10, 2026 | $6,225,000 | 2,900 | $2,147 | 21 |
| 4807 Seashore Drive | Aug 11, 2026 | $12,345,000 | 3,100 | $3,982 | 4 |
| 6910 W Oceanfront | Jul 7, 2026 | $8,000,000 | 2,668 | $2,999 | 32 |
See 21 homes for sale in West Newport Beach Newport Beach housing market
Schools
Schools for 3900 River Avenue
As listed in the MLS record. Confirm attendance boundaries with the school district.
- Elementary
- Newport
- Middle
- Ensign
- High
- Newport Harbor
- District
- Newport Mesa Unified
Living in Newport Beach covers its schools, parks and beaches.
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Listed by Paul Shapiro of HomeSmart, Evergreen Realty
Listing information updated Jun 27, 2026 at 6:38 AM PT. Source: CRMLS.
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.