Great open view to Sycamore Canyon Park! Over the park, City view! First time on the market and priced to sell fast! Well kept, beautiful two story house in the heart of Diamond Bar. The house is located in peaceful tree lined neighborhood of ‘The Sycamore's’ community. This 1,747 square foot house sits on a 9,785 square foot lot with great curb appeal and features 4 beds and 3 baths. Downstairs has one bedroom and one full bathroom with walk-in jet tub, living room with fireplace, family room, formal dining room. Recessed lighting in the kitchen. Brand new electric stove and microwave. Up-stair has three bedrooms with ceiling fan/light and two full baths. Carpet flooring for downstairs and laminate flooring throughout the upstairs(except for kitchen and baths). Double pane window throughout the house except patio door. Park like landscaping in backyard with a cozy patio and fruit trees. Highly acclaimed Walnut Valley unified school district, close to shopping and easy access to freeway.
Single-familyProperty Type
1984Year Built
9,785 sq ftLot Size
$648Est. Price/Sq.Ft.
2 car garageParking
Listed by Kenny Park•DRE #01784456• Paradise Realty
Listed by Chang Hae Han•DRE #02000644• Paradise Realty
Bought with YUZHOU LIU•DRE #02026817• KW Executive
Great open view to Sycamore Canyon Park! Over the park, City view! First time on the market and priced to sell fast! Well kept, beautiful two story house in the heart of Diamond Bar. The house is located in peaceful tree lined neighborhood of ‘The Sycamore's’ community. This 1,747 square foot house sits on a 9,785 square foot lot with great curb appeal and features 4 beds and 3 baths. Downstairs has one bedroom and one full bathroom with walk-in jet tub, living room with fireplace, family room, formal dining room. Recessed lighting in the kitchen. Brand new electric stove and microwave. Up-stair has three bedrooms with ceiling fan/light and two full baths. Carpet flooring for downstairs and laminate flooring throughout the upstairs(except for kitchen and baths). Double pane window throughout the house except patio door. Park like landscaping in backyard with a cozy patio and fruit trees. Highly acclaimed Walnut Valley unified school district, close to shopping and easy access to freeway.
Year
Property tax
Land + Additions
Assessment*
2025
$10,461 (+4.8%)
$573,009 + $256,464
$829,473
2024
$9,977 (+2.5%)
$573,009 + $256,464
$829,473
2023
$9,737 (+2.1%)
$561,774 + $251,436
$813,210
2022
$9,533 (+1.9%)
$550,759 + $246,506
$797,265
2021
$9,358 (+1.3%)
$539,960 + $241,673
$781,633
2020
$9,238 (+2.0%)
$529,373 + $236,935
$766,308
2019
$9,059 (+4.0%)
$523,945 + $234,506
$758,451
2018
$8,712 (+84.2%)
$513,672 + $229,908
$743,580
2017
$4,729 (+2.0%)
$175,653 + $213,840
$389,493
2016
$4,635 (+0.5%)
$175,653 + $213,840
$389,493
2015
$4,610 (−0.2%)
$172,209 + $209,648
$381,857
2014
$4,617 (+1.2%)
$166,301 + $202,454
$368,755
2012
$4,561 (+3.0%)
$165,550 + $201,540
$367,090
2011
$4,430 (+0.8%)
$162,304 + $197,589
$359,893
2010
$4,394 (+0.4%)
$159,122 + $193,715
$352,837
2009
$4,376 (+2.9%)
$157,933 + $192,268
$350,201
2008
$4,255
$158,309 + $192,725
$351,034
Tax history for 23145 Rio Lobos Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,461 (+4.8%)
$573,009 + $256,464
$829,473
2024
$9,977 (+2.5%)
$573,009 + $256,464
$829,473
2023
$9,737 (+2.1%)
$561,774 + $251,436
$813,210
2022
$9,533 (+1.9%)
$550,759 + $246,506
$797,265
2021
$9,358 (+1.3%)
$539,960 + $241,673
$781,633
2020
$9,238 (+2.0%)
$529,373 + $236,935
$766,308
2019
$9,059 (+4.0%)
$523,945 + $234,506
$758,451
2018
$8,712 (+84.2%)
$513,672 + $229,908
$743,580
2017
$4,729 (+2.0%)
$175,653 + $213,840
$389,493
2016
$4,635 (+0.5%)
$175,653 + $213,840
$389,493
2015
$4,610 (−0.2%)
$172,209 + $209,648
$381,857
2014
$4,617 (+1.2%)
$166,301 + $202,454
$368,755
2012
$4,561 (+3.0%)
$165,550 + $201,540
$367,090
2011
$4,430 (+0.8%)
$162,304 + $197,589
$359,893
2010
$4,394 (+0.4%)
$159,122 + $193,715
$352,837
2009
$4,376 (+2.9%)
$157,933 + $192,268
$350,201
2008
$4,255
$158,309 + $192,725
$351,034
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Beds
4
Baths
3
Stories
—
Lot width
—
Lot depth
—
Lot size
9,788 Sq. Ft.
Year renovated
1984
Sq. Ft.
1,747
Year built
1984
Style
Single Family Residential
County
Los Angeles County
APN
8717029067
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 30, 2026.
RLM
Low/Medium Density Residential District
The RLM zoning district is intended primarily for existing subdivided areas developed with detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be five dwellings per gross acre. The RLM zoning district is consistent with the low density residential land use category of the general plan.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Fire house
Police station
Park & open space
Property details
Parking
Parking / Garage Information
Attached Garage
# of Garage Spaces: 2
Driveway, Driveway - Concrete, Garage, Direct Garage Access, Garage - Front Entry, Garage Door Opener
Has Parking
# of Parking Spaces: 2
Interior
Laundry Information
Has Laundry
Gas Dryer Hookup, In Garage, Washer Hookup
Kitchen Information
Appliances: Dishwasher, Electric Oven, Electric Stove, Garbage Disposal, Microwave, Water Purifier
Has Appliances
Formal Dining Room
Granite Counters, Kitchen Open to Family Room
Bathroom Information
# of Baths (Full): 3
Bathtub, Shower in Tub, Jetted Tub
Cooling Information
Central
Has Cooling
Room Information
Family Room
Fireplace Information
Living Room, Gas
Has Fireplace
Flooring Information
Carpet, Laminated, Tile, Vinyl
Heating Information
Central Furnace, Fireplace
Has Heating
Interior Features
Entry Level: 1
Entry Location: 1
Attic Fan, Balcony, Cathedral-Vaulted Ceilings, Ceiling Fan, Ceramic Counters, Granite Counters, Living Room Deck Attached, Recessed Lighting, Storage Space
Levels: Two
Main Level Bathrooms: 1
Main Level Bedrooms: 1
Security Features: Carbon Monoxide Detector(s), Fire and Smoke Detection System, Security System, Smoke Detector
Lot Features: Back Yard, Front Yard, Landscaped, Lot 6500-9999, Park Nearby, Sprinklers In Front, Sprinklers In Rear, Yard
Property Information
Total # of Units: 1
Accessibility Features: None
Common Walls: No Common Walls
Parcel Number: 8717029067
Total # of Stories: 2
Has View
Year Built Source: Assessor
Financial
Assesments Information
Assessments: Special Assessments, Sewer Assessments
Utilities
Utilities Information
Sewer: Soils Analysis Septic
Water Source: District/Public
Location
Multi-Unit Information
# of Units In Community: 1
Neighborhood Information
Community Features: Urban
School Information
Elementary School: Maple Hill
Middle Or Junior School: Chaparral
High School: Diamond Bar
High School District: Walnut Valley Unified
Elementary School 2: MAPHIL
Middle Or Junior School 2: CHAPAR2
High School 2: DIABAR
Location Information
Latitude: 34.00538300
Longitude: -117.80999900
Directions: Grand Ave toward Mount San Antonio College,Turn right onto Grand Ave,Follow Chisolm Trail Dr to Rio Lobos Rd,Turn left onto Cahill Pl,Turn right onto Chisolm Trail Dr,Turn right onto Rio Lobos Rd
Zoning: LCR3800025U*
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 1,747
Stories: —
Lot Size: 9,788 square feet
Style: Single Family Residential
Year Built: 1984
Year Renovated: 1984
County: Los Angeles County
APN: 8717029067
Home facts updated by county records on Aug 30, 2026
Other
Listing Information
Days Active in MLS: 4
Continuous Days Active in MLS: 4
Listing Agent Information
List Agent First Name: Kenny
List Agent Last Name: Park
Co-List Agent First Name: Chang Hae
Co-List Agent Last Name: Han
Listing Office Information
List Office Name: Paradise Realty
Co-List Office Name: Paradise Realty
Selling Agent Information
Buyer Agent First Name: YUZHOU
Buyer Agent Last Name: LIU
Selling Office Information
Buyer Office Name: KELLER WILLIAMS EXECUTIVE
Around this home
Schools
Maple Hill Elementary School
Public K-5 • Assigned • 1.0mi
10/10
Chaparral Middle School
Public 6-8 • Assigned • 0.8mi
10/10
Diamond Bar High School
Public 9-12 • Assigned • 2.4mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
6/10 Heat Factor
7 days above 98° expected this year, 19 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
6/10 Air Factor
10 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Diamond Bar, CA • 91765
Average low and high temperatures (°F)
68
50
71
52
73
53
72
53
76
57
81
60
83
61
89
65
86
64
80
59
71
52
69
51
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.1 hours in
June and 6.8 hours in December, placing it above the
U.S. average for solar exposure.
10.1 hrs
6.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.08M – $1.30M
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