505 Signal Rd is a 2,019 square foot house on a 7,150 square foot lot with 4 bedrooms and 2.5 bathrooms. - it last sold on June 02, 1983 for $270,000. Based on Redfin's Newport Beach data, we estimate the home's value is $4,032,526.
Single-familyProperty Type
1947Year Built
7,150 sq ftLot Size
$1,997Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,032,526
$3.8M since sold in June 1983$31K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 44.9% higher than the average sale price ($2.78M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R-1
Single-Unit Residential District
The R-1 zoning district is intended to provide for areas appropriate for a range of detached single-family residential dwelling units, each located on a single legal lot, and does not include condominiums or cooperative housing.
Permitted uses
Include but are not limited to:
Livestock production
Day care facility
Housing-Single unit
Housing-Senior
Infrastructure
Feb 11, 2026 • Final
Single-family / duplex re-roof express
Remove the existing roof and install new synthetic underlayment and asphalt shingles. The new roof must be compliant with Title 24 cool roof standards.
Roofing
Jan 7, 2026 • Final
Combo residential - addition/alteration
Remove and replace siding and windows on the front of a single-family home. All work is to be completed like-for-like.
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Exterior
Exterior Information
Building Type: Single Family
Property Information
Living Sq. Ft: 2,019
Gross Sq. Ft: 2,419
Building Sq. Ft: 2,419
Legal Description: N-TRACT: 1218 BLOCK: LOT: 107
Parking & Garage Information
Garage/Parking Sq. Ft: 400
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,150
Legal Lot Number: 107
Acres: 0.1641
Depth Footage: 110
Front Footage: 65
County Use Description: SINGLE FAM RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 2,019
Stories: —
Lot Size: 7,150 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1947
County: Orange County
APN: 04925105
Home facts updated by county records on Jul 22, 2026
Around this home
Schools
Newport Heights Elementary School
Public K-6 • Assigned • 0.7mi
10/10
Horace Ensign Intermediate School
Public 7-8 • Assigned • 0.3mi
9/10
Newport Harbor High School
Public 9-12 • Assigned • 0.2mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Newport Beach is renowned for its stunning coastline, world-class harbor, luxury lifestyle, and vibrant waterfront community. With beautiful beaches, premier shopping and dining, top-rated schools, and year-round outdoor recreation, it offers an...