As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,838 (+2.2%)
$39,036 + $89,944
$128,980
2024
$1,799 (+2.8%)
$39,036 + $89,944
$128,980
2023
$1,749 (+2.2%)
$38,270 + $88,181
$126,451
2022
$1,712 (+1.8%)
$37,520 + $86,452
$123,972
2021
$1,681 (−50.3%)
$36,785 + $84,757
$121,542
2020
$3,383 (+0.8%)
$36,063 + $83,096
$119,159
2019
$3,357 (+1.1%)
$35,694 + $82,244
$117,938
2018
$3,322 (+1.5%)
$34,994 + $80,632
$115,626
2017
$3,274 (+111.5%)
$33,636 + $77,501
$111,137
2016
$1,548 (+1.2%)
$33,636 + $77,501
$111,137
2015
$1,529 (+2.4%)
$32,976 + $75,982
$108,958
2014
$1,493 (+1.1%)
$31,845 + $73,375
$105,220
2013
$1,477 (+3.5%)
$31,845 + $73,375
$105,220
2012
$1,426 (+4.4%)
$31,701 + $73,044
$104,745
2011
$1,366 (+5.4%)
$31,080 + $71,612
$102,692
2010
$1,296 (−3.1%)
$30,471 + $70,208
$100,679
2009
$1,338 (+10.1%)
$30,244 + $66,802
$97,046
2008
$1,215
$30,316 + $66,961
$97,277
Tax history for 539 Riverside Ave
Year
Property tax
Land + Additions
Assessment*
2025
$1,838 (+2.2%)
$39,036 + $89,944
$128,980
2024
$1,799 (+2.8%)
$39,036 + $89,944
$128,980
2023
$1,749 (+2.2%)
$38,270 + $88,181
$126,451
2022
$1,712 (+1.8%)
$37,520 + $86,452
$123,972
2021
$1,681 (−50.3%)
$36,785 + $84,757
$121,542
2020
$3,383 (+0.8%)
$36,063 + $83,096
$119,159
2019
$3,357 (+1.1%)
$35,694 + $82,244
$117,938
2018
$3,322 (+1.5%)
$34,994 + $80,632
$115,626
2017
$3,274 (+111.5%)
$33,636 + $77,501
$111,137
2016
$1,548 (+1.2%)
$33,636 + $77,501
$111,137
2015
$1,529 (+2.4%)
$32,976 + $75,982
$108,958
2014
$1,493 (+1.1%)
$31,845 + $73,375
$105,220
2013
$1,477 (+3.5%)
$31,845 + $73,375
$105,220
2012
$1,426 (+4.4%)
$31,701 + $73,044
$104,745
2011
$1,366 (+5.4%)
$31,080 + $71,612
$102,692
2010
$1,296 (−3.1%)
$30,471 + $70,208
$100,679
2009
$1,338 (+10.1%)
$30,244 + $66,802
$97,046
2008
$1,215
$30,316 + $66,961
$97,277
*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
Jan 21, 2011 • Final
Combo residential - addition
Construct a residential addition at the master bedroom and remodel the interior. Install a new composite shingle roof.
Addition
Remodel
Nov 21, 2010 • Final
Plan check - addition
Construct a residential addition to the master bedroom and perform an interior remodel. Install a new roof with composition shingles.
Addition
Remodel
Roofing
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
Exterior
Property Information
Subdivision Name: NEWPORT HEIGHTS ADD 01
Legal Description: A-TRACT: FIRST ADD TO NEWPORT HEIGHTS BLOCK: 34 LOT: 15 TR 256
Lot Information
Land Sq. Ft: 6,534
Legal Lot Number: 15
Legal Block Number: 34
Acres: 0.15
Depth Footage: 127
Front Footage: 50
County Use Description: SINGLE FAM RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 6,534 square feet
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Orange County
APN: 04903212
Home facts updated by county records on Jul 22, 2026
Around this home
Schools
Newport Heights Elementary School
Public K-6 • Assigned • 0.1mi
10/10
Horace Ensign Intermediate School
Public 7-8 • Assigned • 0.5mi
9/10
Newport Harbor High School
Public 9-12 • Assigned • 0.4mi
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...