REALATRENDS REAL ESTATE SERVICES, INC 949·494·8830
REALATRENDS

For Sale|DuplexActive

4802 Neptune Ave, Newport Beach, CA 92663

  • 6 beds
  • 4 baths
  • 2,304 sq ft
  • Built 1962

MLS# LG26176637 · Listed Aug 12, 2026 · 89 Days On Site

Subdivision Balboa Peninsula (Residential)

6 duplexes sold in the past 12 months · median $5,475,000

See homes for sale in Balboa Peninsula

This property is also on the market under MLS LG26212290 (Residential Income).

The home

About 4802 Neptune Ave

**Investment Property Opportunity with Value-Added Potential**

This property is currently appraised at $4,050,000 (MAI Appraisal). As a short-term rental, the estimated value increases to $4,555,000. Additionally, the large lot has the potential for constructing an Accessory Dwelling Unit (ADU) in the back, which could push the total value of the property to well over $6,000,000. You won’t find other properties on the Peninsula that offer this type of opportunity.

This rare investment is just steps from the beach, located in one of Newport Beach’s most desirable coastal communities. It features a two-car garage and offers peak ocean views from the balcony. The property is conveniently situated just a quick drive from all that Orange County has to offer, including:

- Pelican Hill Golf and Resort (10 minutes)

- John Wayne Airport (10 minutes)

- Angel Stadium & Honda Center (15 minutes)

- Disneyland (20 minutes)

- Knotts Berry Farm (20 minutes)

- Laguna Beach (15 minutes)

- Huntington Beach Pier (5 minutes)

- Newport Harbor Fun Zone (3 minutes)

- Fashion Island (5 minutes)

- Segerstrom Hall & South Coast Plaza (15 minutes)

Furthermore, this property presents an excellent opportunity for use as a primary residence. The upstairs can serve as a living space while the lower unit can be rented out as an income-producing property.

Both units are currently rented on a month-to-month basis. Please contact the agent for showings.

Property details for 4802 Neptune Ave

This 6-bedroom, 4-bath duplex sits in the Balboa Peninsula (Residential) neighborhood of Newport Beach in Orange County. It has 2,304 square feet of living space and is listed at $4,050,000, about $1,758 per square foot. The home was built in 1962. The MLS record lists the assessor parcel number as 424-463-11. Highlights include peek-a-boo ocean views, an attached two-car garage, central air, a turnkey home, and contemporary architecture.

Specifications

Home Details

General Features

Property Type
Duplex
MLS Number
LG26176637
Year Built
1962
Living Area (sq ft)
2,304
Living Area Source
Appraiser
Lot Size (sq ft)
3,358
Lot Size (acres)
0.0771
Levels
Two
Bedrooms
6
Full Baths
4
Garage Spaces
2
Parking Spaces
2
View
Ocean, Peek A Boo
Parcel Number
42446311
On Market Date
2026-08-12
Listing Terms
Standard

Interior Features

Interior Features
Balcony, Block Walls, Ceiling Fans, Granite Counters, Living Room Deck Attached, Open Floorplan, Recessed Lighting, Entrance Foyer
Appliances
Built In Range, Dishwasher, Disposal
Heating
Central
Cooling
Central Air
Fireplace
None
Laundry
Inside
Main Level Bedrooms
3
Main Level Bathrooms
2
Entry Level
1
Common Walls
One Common Wall
Windows
Blinds, Bay Windows
Doors
French Doors
Rooms
Foyer, Family Room

Exterior Features

Architectural Style
Contemporary
Lot Features
Two To Five Units Acre
Patio and Porch
Brick, Concrete
Parking
Door Single, Driveway, Garage Faces Front, Garage
Fencing
Block, Wood
Pool Features
None
Spa
None
Sewer
Public Sewer
Water
Public
Condition
Turnkey
Units
2

Community Features

Subdivision
Balboa Peninsula (Residential) (BALP)
Community Features
Street Lights, Suburban, Water Sports

The record

Property History for 4802 Neptune Ave

DateEventPriceNote
Aug 12, 2026 Listed for sale $4,050,000

No prior MLS sales on record for this home since 2012.

Added by Realatrends Real Estate

Flood, Fire and Earthquake Zones for 4802 Neptune Ave

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 06059C0377K 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 16 of 16 residential locations in this census block. Cable: Spectrum, up to 1,000 Mbps, at 16 of 16. Fixed wireless: T-Mobile, up to 100 Mbps, at 2 of 16.

FCC National Broadband Map, provider-reported data as of December 31, 2025, for census block 060590635006045, not for this address. Not endorsed by the FCC. Checked October 15, 2026.

EV charging

Nearest public charger 0.4 miles away (Blink, 4 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

Cost of ownership

Estimated monthly payment

7.18% · 30-yr fixed
$
$31,037/mo
10% down · 30-year fixed · $405,000 down
Principal & interest$24,692
Mortgage insurance (est., over 80% LTV)$1,519
Property tax (est. 1.08%)$3,645
Home insurance (rough est., varies widely)$1,181
HOANot reported, not included
$26,775/mo
20% down · 30-year fixed · $810,000 down
Principal & interest$21,949
Property tax (est. 1.08%)$3,645
Home insurance (rough est., varies widely)$1,181
HOANot reported, not included
$24,031/mo
30% down · 30-year fixed · $1,215,000 down
Principal & interest$19,205
Property tax (est. 1.08%)$3,645
Home insurance (rough est., varies widely)$1,181
HOANot reported, not included
Estimated carrying cost
$4,826/mo
All cash · taxes and insurance only
Principal & interestNone (cash purchase)
Property tax (est. 1.08%)$3,645
Home insurance (rough est., varies widely)$1,181
HOANot reported, not included

Estimate only, not a loan offer or quote. Principal and interest use the Freddie Mac 30-year fixed average of 7.18% (week of Nov 5, 2026); your rate will differ. A loan this size is typically a jumbo loan, which prices differently. Tax and insurance are modelled, not billed amounts; tax uses a typical Newport Beach rate, excluding Mello-Roos. Verify all figures. Full assumptions and disclosures.

Next steps

Buying 4802 Neptune Ave

Want to see 4802 Neptune Ave in person? We have guided buyers through Balboa Peninsula (Residential) and the wider Newport Beach market since 1983. Call to arrange a private tour, or send a note and we'll follow up.

Call (949) 494-8830

Selling near 4802 Neptune Ave

Thinking of selling nearby? We bring current Balboa Peninsula (Residential) 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.

Free home valuation

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.

Balboa Peninsula (Residential) home sales, past 12 months

Homes sold
6
Median price
$5,475,000
Median days on market
19
Median per sq ft
$2,554

Recorded MLS closings of duplexes, Nov 2, 2025 to Nov 2, 2026. Days on market run from listing to going under contract.

Price per square foot against recent Balboa Peninsula (Residential) sales

This home, asking 12-month median Recent sales, listed below

At $1,758 per square foot, this home's asking price is 31% below the Balboa Peninsula (Residential) median of $2,554 for duplexes that closed in the past 12 months.

Recent Balboa Peninsula (Residential) sales

AddressClosedPriceSq ftPer sq ftDays on market
5901 Seashore Drive Jul 31, 2026 $9,500,000 3,185 $2,983 40
213 33rd Street May 28, 2026 $2,616,000 1,451 $1,803 7
1204 E Balboa Boulevard Feb 5, 2026 $6,600,000 2,516 $2,623 183
4103 Seashore Jan 8, 2026 $9,200,000 2,724 $3,377 31
4208 River Dec 16, 2025 $4,350,000 1,750 $2,486 6

Schools

School District for 4802 Neptune Ave

As listed in the MLS record. Confirm attendance boundaries with the school district.

The MLS record lists the school district as Newport Mesa Unified.

Living in Newport Beach covers its schools, parks and beaches.

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Listed by Brendan Horgan of MEEHAN ESTATES, INC.

Listing information updated Oct 29, 2026 at 9:57 AM PT. Source: CRMLS.

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