Los Angeles County  »  335 S Rock River Rd

335 South Rock River Road, Diamond Bar, CA 91765 - Property report

Also known as: 335 S Rock River Rd

Property image for 335 South Rock River Road, Diamond Bar, CA 91765
static Mapbox map

Property type

Single Family Residence (0100)

Year built

1970

Acreage

0.178

Sale price

$565,000

General Information

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Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
335 S Rock River Rd
Diamond Bar, CA 91765
Alternate address(es)
335 Rock River Rd
Zip code
91765
County
Los Angeles
Municipality
Diamond Bar

Owner

Find out who owns 335 South Rock River Road, Diamond Bar, CA 91765. Uncover corporate and individual owners with a free account.

Building
Property type
Single Family Residence
Building sq. ft.
1,680
Buildings on lot
1
Year built
1970
Last altered
Bedrooms
3
Bathrooms
2
HVAC
Central refrigeration & heating
Sales
Sale date
01/16/2020
Sale price
$565,000
Arm's length
Tax
Tax year
2026-2027
Property tax
$8,048
Tax per sq. ft.
$5
Zoning & use
Zoning
Low Medium Density Residential (RLM)
Units
1
Lot
Acreage
0.178

Area overview

Walk score
32 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
17 /100.  Somewhat Bikeable
School district
Pomona Unified School District
Weed hazard
No
Ownership

Ownership information for 335 South Rock River Road, Diamond Bar, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 335 South Rock River Road, Diamond Bar, CA 91765

Sale date Sale price Buyer name Seller name
01/16/2020 $565,000 XXXXXXXXXXX XXXXXX XXXXXXXXXXX XXXXXX X; XXXXXX-XXXXXX XXXXX X; XXXXXX XXXXX X
11/05/2012 $352,000 XXXXXXXXXXX XXXXXX X; XXXXXX-XXXXXX XXXXX X XX XXXX X
07/05/2012 $301,000 XX XXXX XXX; XXXXXX XXXXXX X XXXXX XXXXXX X; XXXXX XXXXXXXX X

*Most recent sales on record for this property.

More about Los Angeles County property records.

Title documents

Date Type Amount Party 1 Party 2
06/17/2020 Grant Deed
(File correction - Single parcel sale)		 XXXXXXXXXXXXX XXXXXX XXXXXX XXXXXXXXXXXXX XXXXXXXXX XXXXX XX XXXX
06/17/2020 Grant Deed XXXXXXXXXXXXX XXXXXX XXXXXXXXXXXXX XXXXXX
01/16/2020 Grant Deed XXXXXXXXXXX XXXXXX X XXXXXXXXXXX XXXXXX
11/05/2012 Assignment of Rents
Trust Deed		 XXXXXXXXXXX XXXXXX X XXXXX XXXXX XXXX
11/05/2012 Grant Deed
(Sale for consideration - full DTT - Single parcel sale)		 XX XXXX X XXXXXXXXXXX XXXXXX X
11/05/2012 Interspousal Transfer Grant Deed XX XXXX XXX XX XXXX X
07/05/2012 Grant Deed
(Sale for consideration - full DTT - Single parcel sale)		 XXXXX XXXXXX X XX XXXX XXX
06/28/2006 Trust Deed XXXXXXXX XXX X XXX XXXXXXX XXXXXXXX XXXXXXXXXXX
11/03/2005 Deed XXXXX XXXXXX X XXXXX XXXXXX X
06/24/2005 Trust Deed XXXXX XXXXXX X XXXXX XXXXXX XXXXXXX XXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 335 South Rock River Road, Diamond Bar, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Base tax
$8,048
Current property tax
$8,843
Tax per sq. ft.
$5
Recent tax assessments
Market value
$642,867
Land value
$514,295
Building value
$128,572

More about Los Angeles County Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $630,262 1.2519 $7,890 +7.58%
2024-2025 $617,905 1.187 $7,335 +2.08%
2023-2024 $605,790 1.1861 $7,185 +1.49%
2022-2023 $593,913 1.192 $7,079 +2.16%
2021-2022 $582,268 1.1901 $6,930 +42.98%
2020-2021 $404,264 1.198895 $4,847 -0.85%
2019-2020 $388,567 1.25802 $4,888 +7.18%
2018-2019 $380,949 1.1973 $4,561 +1.76%
2017-2018 $373,481 1.2001 $4,482 +4.52%
2016-2017 $366,159 1.1712 $4,288 +0.88%

Special assessments & penalties for 335 South Rock River Road, Diamond Bar, CA

Code Description Tax levied
00747 Consolidated Fire Protection District Of La County- Measure E
06221 County Sanitation District #21
14651 Diamond Bar District #38
02824 Diamond Bar Lighting District
06181 Greater L.A. County Vector Control District
03694 La County Regional Park And Open Space District
00744 Los Angeles County Fire Department
03071 Los Angeles County Flood Control
04000 Los Angeles County Sewer Maintenance
00170 Los Angeles County Trauma/Emerg Srvs
33011 Mwd Water Standby Charge #2
00177 Safe Clean Water Program Funding Measure W
36551 Three Valleys Mwd Standby Charge
37092 Walnut Valley Water Standby
Permits

Permit information for 335 South Rock River Road, Diamond Bar, CA

No recently recorded permits for this property.

More about Los Angeles County property records

Neighborhood

Diamond Bar residential market stats

Access a detailed real estate market overview of Diamond Bar so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Diamond Bar and compare it to other neighborhoods in Los Angeles.

Median sale price

$1,012,500

10.3% Y-o-Y

Median price/sq. ft.

$566

0.4% Y-o-Y

Los Angeles county median sale price

$870,000

-0.6% Y-o-Y

Check out recently sold homes in Diamond Bar and see how their prices compare.

Risk

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FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Crime incidents map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 335 South Rock River Road, Diamond Bar, CA 91765 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Armstrong Elementary School 6 Public K-6 257 0.19
Village Montessori Academy NR Private K 24 0.42
Mt. Calvary Lutheran School NR Private PK-8 192 0.42
Mt. Calvary Lutheran School NR Private PK-8 192 0.42
Diamond Bar Montessori Academy NR Private K-3 0 0.56
Diamond Bar Montessori Academy NR Private PK-K 33 0.57
Golden Springs Elementary School 7 Public K-6 413 1.04
Pantera Elementary School 9 Public K-6 466 1.57
Maple Hill Elementary School 9 Public K-5 562 1.58
Quail Summit Elementary School 9 Public K-5 665 1.68
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Mt. Calvary Lutheran School NR Private PK-8 192 0.42
Lorbeer Middle School 5 Public 7-8 623 0.59
Chaparral Middle School 9 Public 6-8 1,133 1.52
Institute of Knowledge NR Private K-10 265 1.75
Institute Of Knowledge NR Private K-8 127 1.81
Suzanne Middle School 8 Public 6-8 1,120 1.89
Wisdom Kids College NR Private K-8 0 1.93
Walnut Valley Adult NR Public 0 2.46
South Pointe Middle School 8 Public 6-8 879 2.58
Aims Academy NR Private 1-12 0 2.74
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Institute of Knowledge NR Private K-10 265 1.75
Walnut High School 10 Public 9-12 2,158 1.89
Diamond Ranch High School 7 Public 9-12 1,547 2.26
Ron Hockwalt Academies (Continuation) School NR Public 9-12 41 2.38
Walnut Valley Adult NR Public 0 2.46
Aims Academy NR Private 1-12 0 2.74
International Polytechnic High School 9 Public 9-12 483 2.88
International Cross Academy NR Private 1-12 0 2.95
Diamond Bar High School 10 Public 9-12 2,557 2.99
Adult And Career Education NR Public 0 3.60

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 335 South Rock River Road, Diamond Bar, CA

317 S Rock River Rd, Diamond Bar 22718 Beaverhead Dr, Diamond Bar 359 S Rock River Rd, Diamond Bar 356 Eagle Nest Dr, Diamond Bar 346 Eagle Nest Dr, Diamond Bar 338 Eagle Nest Dr, Diamond Bar 120 S Palo Cedro Dr, Diamond Bar 132 S Palo Cedro Dr, Diamond Bar 329 S Rock River Rd, Diamond Bar 323 S Rock River Rd, Diamond Bar 366 Eagle Nest Dr, Diamond Bar 371 S Rock River Rd, Diamond Bar 353 S Rock River Rd, Diamond Bar 365 S Rock River Rd, Diamond Bar 114 S Palo Cedro Dr, Diamond Bar 140 S Palo Cedro Dr, Diamond Bar 22726 Beaverhead Dr, Diamond Bar 347 S Rock River Rd, Diamond Bar 126 S Palo Cedro Dr, Diamond Bar 341 S Rock River Rd, Diamond Bar

Nearby ZIP codes for 335 South Rock River Road, Diamond Bar, CA

91722, Los Angeles County, CA 91723, Los Angeles County, CA 91724, Los Angeles County, CA 91744, Los Angeles County, CA 91748, Los Angeles County, CA 91768, Los Angeles County, CA 91773, Los Angeles County, CA 92821, Orange County, CA 92823, Orange County, CA 92835, Orange County, CA

Frequently asked questions

What is the year built for 335 South Rock River Road, Diamond Bar, CA 91765?

The development at 335 South Rock River Road, Diamond Bar, CA 91765 was built in 1970.

What is the total square footage of 335 South Rock River Road, Diamond Bar, CA 91765?

335 South Rock River Road, Diamond Bar, CA 91765 has a total of 1,680 square feet.

When was 335 South Rock River Road, Diamond Bar, CA 91765 last sold and what was the sale price?

335 South Rock River Road, Diamond Bar, CA 91765 was last sold on 01/16/2020 for $565,000.

What is the assessed value of 335 South Rock River Road, Diamond Bar, CA 91765?

335 South Rock River Road, Diamond Bar, CA 91765 is currently assessed at $642,867.

What are the property taxes for 335 South Rock River Road, Diamond Bar, CA 91765?

The property taxes for 335 South Rock River Road, Diamond Bar, CA 91765 total $8,048.

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