Los Angeles County  »  23819 Prospect Valley Dr

23819 Prospect Valley Drive, Diamond Bar, CA 91765 - Property report

Also known as: 23819 Prospect Valley Dr

Property image for 23819 Prospect Valley Drive, Diamond Bar, CA 91765
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Property type

Single Family Residence with Pool (0101)

Year built

1961

Acreage

0.19

Sale price

$489,004

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
23819 Prospect Valley Dr
Diamond Bar, CA 91765
Zip code
91765
County
Los Angeles
Municipality
Diamond Bar

Owner

Find out who owns 23819 Prospect Valley Drive, Diamond Bar, CA 91765. Uncover corporate and individual owners with a free account.

Building
Property type
Single Family Residence with Pool
Building sq. ft.
1,451
Buildings on lot
1
Year built
1961
Last altered
Bedrooms
3
Bathrooms
2
HVAC
Central heating
Pool
Yes
Sales
Sale date
07/29/2004
Sale price
$489,004
Arm's length
Tax
Tax year
2026-2027
Property tax
$8,878
Tax per sq. ft.
$6
Zoning & use
Zoning
Low Density Residential (RL)
Units
1
Lot
Acreage
0.19

Area overview

Walk score
53 /100.  Somewhat Walkable
Transit score
0 /100.  Minimal Transit
Bike score
44 /100.  Somewhat Bikeable
School district
Pomona Unified School District
Weed hazard
No
Ownership

Ownership information for 23819 Prospect Valley Drive, Diamond Bar, CA

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

Sales history for 23819 Prospect Valley Drive, Diamond Bar, CA 91765

Sale date Sale price Buyer name Seller name
07/29/2004 $489,004 XXXXXXX XXXXXX X; XXXXXXX XXXX XXXXX XXXXXX X; XXXXX XXXXXXXXX X

*Most recent sale on record for this property.

More about Los Angeles County property records.

Title documents

Date Type Amount Party 1 Party 2
02/13/2026 Reconveyance XXXXX XXXXXXXX XXXXX XXXXXXXXX XXXXXXX XXXXXXX XXXXXX X
02/09/2026 Trust Deed XXXXXXX XXXXXX X XXXXXXX XXX XXXXXXX XXXXXX XXXXXXX XXXXXX XXXXX
03/04/2025 Quitclaim Deed
(File correction)		 XXXXXXX XXXXXX X XXXXXXX XXXXXX X XXXXXXX
03/04/2025 Quitclaim Deed XXXXXXX XXXXXX X XXXXXXX XXXXXX X
11/19/2024 Reconveyance XXXXX XXXXXXXX XXXXX XXXXXXXXX XXXXXXX XXXXXXX XXXXXX X
10/21/2024 Trust Deed XXXXXXX XXXXXX X XXX XXXXXXX XXXXXX XXXXXXX XXXXXX XXXXX
01/26/2023 Assignment of Rents
Trust Deed		 XXXXXXX XXXXXX X XXXXXX XXXXXXX XXXXXX XXXXX
03/25/2021 Trust Deed XXXXXXX XXXXXX X XXXXXXX XXXXXXX XXXXXXX
05/29/2020 Trust Deed XXXXXXX XXXXXX X XXXXXXX XXXXXXX XXXXXXX
04/29/2019 Trust Deed XXXXXXX XXXXXX X XX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 23819 Prospect Valley Drive, 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
$8,878
Current property tax
$9,645
Tax per sq. ft.
$6
Recent tax assessments
Market value
$709,141
Land value
$508,297
Building value
$200,844

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 $695,237 1.2519 $8,704 +7.58%
2024-2025 $681,606 1.187 $8,091 +2.08%
2023-2024 $668,242 1.1861 $7,926 +1.50%
2022-2023 $655,140 1.192 $7,809 +2.16%
2021-2022 $642,295 1.1901 $7,644 +0.30%
2020-2021 $635,710 1.198895 $7,621 -0.85%
2019-2020 $611,026 1.25802 $7,687 +7.18%
2018-2019 $599,046 1.1973 $7,172 +11.50%
2017-2018 $536,000 1.2001 $6,433 +2.47%
2016-2017 $536,000 1.1712 $6,278 +7.59%

Special assessments & penalties for 23819 Prospect Valley Drive, 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 23819 Prospect Valley Drive, 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 23819 Prospect Valley Drive, 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)
Golden Springs Elementary School 7 Public K-6 413 0.15
Diamond Bar Montessori Academy NR Private PK-K 33 0.33
Diamond Bar Montessori Academy NR Private PK-K 33 0.33
Diamond Bar Montessori Academy NR Private K-3 0 0.34
Village Montessori Academy NR Private K 24 0.58
Mt. Calvary Lutheran School NR Private PK-8 192 0.69
Armstrong Elementary School 6 Public K-6 257 0.79
Pantera Elementary School 9 Public K-6 466 1.17
Ranch Hills Elementary School 6 Public K-6 423 1.29
Decker Elementary School 3 Public K-6 446 2.08
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Lorbeer Middle School 5 Public 7-8 623 0.59
Mt. Calvary Lutheran School NR Private PK-8 192 0.69
Wisdom Kids College NR Private K-8 0 1.60
Chaparral Middle School 9 Public 6-8 1,133 2.08
Institute of Knowledge NR Private K-10 265 2.61
Suzanne Middle School 8 Public 6-8 1,120 2.62
Institute Of Knowledge NR Private K-8 127 2.66
Adult And Career Education NR Public 0 2.75
Young People Corporation Academy NR Private K-12 0 2.84
Lexington Elementary School 5 Public K-8 530 2.92
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Diamond Ranch High School 7 Public 9-12 1,547 1.47
International Polytechnic High School 9 Public 9-12 483 2.60
Institute of Knowledge NR Private K-10 265 2.61
Walnut High School 10 Public 9-12 2,158 2.67
Adult And Career Education NR Public 0 2.75
Young People Corporation Academy NR Private K-12 0 2.84
Shield of Faith Christian School NR Private PK, K-12 0 2.88
Fremont Academy Of Engineering And Design 4 Public 7-12 719 2.93
Garey High School 5 Public 9-12 1,666 3.14
Ron Hockwalt Academies (Continuation) School NR Public 9-12 41 3.26

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

Neighbors for 23819 Prospect Valley Drive, Diamond Bar, CA

23818 Palomino Dr, Diamond Bar 23735 Prospect Valley Dr, Diamond Bar 23721 Prospect Valley Dr, Diamond Bar 23703 Prospect Valley Dr, Diamond Bar 339 Carpio Dr, Diamond Bar 23833 Prospect Valley Dr, Diamond Bar 23826 Palomino Dr, Diamond Bar 23813 Prospect Valley Dr, Diamond Bar 349 Carpio Dr, Diamond Bar 23827 Prospect Valley Dr, Diamond Bar 23812 Palomino Dr, Diamond Bar 23802 Palomino Dr, Diamond Bar 23726 Palomino Dr, Diamond Bar 23727 Prospect Valley Dr, Diamond Bar 357 Carpio Dr, Diamond Bar 23734 Palomino Dr, Diamond Bar 23834 Palomino Dr, Diamond Bar 23720 Palomino Dr, Diamond Bar 23803 Prospect Valley Dr, Diamond Bar 23711 Prospect Valley Dr, Diamond Bar

Nearby ZIP codes for 23819 Prospect Valley Drive, 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 23819 Prospect Valley Drive, Diamond Bar, CA 91765?

The development at 23819 Prospect Valley Drive, Diamond Bar, CA 91765 was built in 1961.

What is the total square footage of 23819 Prospect Valley Drive, Diamond Bar, CA 91765?

23819 Prospect Valley Drive, Diamond Bar, CA 91765 has a total of 1,451 square feet.

When was 23819 Prospect Valley Drive, Diamond Bar, CA 91765 last sold and what was the sale price?

23819 Prospect Valley Drive, Diamond Bar, CA 91765 was last sold on 07/29/2004 for $489,004.

What is the assessed value of 23819 Prospect Valley Drive, Diamond Bar, CA 91765?

23819 Prospect Valley Drive, Diamond Bar, CA 91765 is currently assessed at $695,237.

What are the property taxes for 23819 Prospect Valley Drive, Diamond Bar, CA 91765?

The property taxes for 23819 Prospect Valley Drive, Diamond Bar, CA 91765 total $8,703.

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