Off market jun 2013 for $465K

$978,530

Est. refi paymentEst. refi $3,119/mo

•

2,325

sq ft

21055 Riego Dr, Diamond Bar, CA 91765

About this home

Single-familyProperty Type

1980Year Built

6,158 sq ftLot Size

$421Est. Price/Sq.Ft.

3 car garageParking

Listed by Asif Musavvir •DRE #01022368 • Diamond Hills Realty

Bought with Julianna Lin •DRE #01859760 • Imperium Realty Inc.

Redfin checked: 2 minutes ago

•Source:CRMLS #TR12127257

Redfin Estimate

$978,530

$514K since sold in June 2013$10K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 23.7% lower than the average sale price ($1.28M) of 6 comparable homes.

SOLD OCT 23, 2026
$1,075,000
A
4 beds3 baths2,178 sq ft
20951 High Country, Walnut, CA 91789
SOLD OCT 30, 2026
$1,341,000
B
4 beds3 baths2,558 sq ft
20920 Running Branch Rd, Diamond Bar, CA 91765
SOLD MAY 13, 2026
$1,250,000
C
4 beds3 baths2,150 sq ft
20899 Starshine, Walnut, CA 91789
SOLD APR 15, 2026
$1,379,000
D
4 beds3 baths2,697 sq ft
3424 Hawkwood Rd, Diamond Bar, CA 91765
Vimvi California
SOLD JUL 27, 2026
$1,315,000
E
4 beds3 baths2,336 sq ft
3595 Hawkwood, Diamond Bar, CA 91765
SOLD MAY 14, 2026
$1,330,000
F
4 beds3 baths2,037 sq ft
3357 Bent Twig, Diamond Bar, CA 91765

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Earn from this home

Sell

$667,431

Est. take-home

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Refinance

Est. cash available

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Rent

$3,750/mo

Redfin rental estimate

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Market trends in 91765, CA

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

97.1%

0.7% MoM

Median sale price

$1.1M

$19K MoM

Avg. days on market

67d

6 days MoM

Recently sold homes

11 MoM

New listings for sale

$1,450,000
3 beds3.5 baths2,716 sq ft
23843 Gold Rush Dr, Diamond Bar, CA 91765
OPEN SAT
$1,249,000
5 beds3 baths2,240 sq ft
233 N Platina, Diamond Bar, CA 91765
COMING SOON
$3,300,000
6 beds9 baths10,352 sq ft
2677 Wagon Train, Diamond Bar, CA 91765
$595,000
2 beds2 baths1,191 sq ft
1120 Cleghorn Unit C, Diamond Bar, CA 91765
LISTED BY REDFIN
$4,980,000
7 beds7.5 baths7,660 sq ft
2611 Steeplechase Ln, Diamond Bar, CA 91765
$1,079,000
4 beds3 baths2,126 sq ft
23548 Casa Loma, Diamond Bar, CA 91765
$430,000
2 beds2 baths788 sq ft
22761 Lakeway #414, Diamond Bar, CA 91765
$800,000
3 beds3 baths1,720 sq ft
2002 Silver Hawk #14, Diamond Bar, CA 91765
$438,000
2 beds2 baths934 sq ft
22820 Hilton Head #78, Diamond Bar, CA 91765
Golden Nest Realty Group
3D WALKTHROUGH
$1,150,000
5 beds3 baths2,204 sq ft
23917 Decorah, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 21055 Riego Dr

Year

Property tax

Land + Additions

Assessment*

2025

$13,401 (+4.6%)

$541,216 + $549,766

$1,090,982

2024

$12,811 (+2.5%)

$530,604 + $538,987

$1,069,591

2023

$12,502 (+2.1%)

$520,200 + $528,419

$1,048,619

2022

$12,243 (+81.7%)

$510,000 + $518,058

$1,028,058

2021

$6,738 (+1.3%)

$500,000 + $507,900

$1,007,900

2020

$6,653 (+1.9%)

$353,236 + $175,764

$529,000

2019

$6,528 (−22.5%)

$349,614 + $173,962

$523,576

2018

$8,418 (−22.3%)

$342,759 + $170,551

$513,310

2017

$10,838 (+87.4%)

$408,000 + $527,850

$935,850

2016

$5,783 (−0.6%)

$408,000 + $527,850

$935,850

2015

$5,817 (−0.1%)

$322,991 + $160,715

$483,706

2014

$5,824 (+33.9%)

$311,909 + $155,201

$467,110

2012

$4,350 (+3.0%)

$133,468 + $214,471

$347,939

2011

$4,223 (+0.8%)

$130,851 + $210,266

$341,117

2010

$4,189 (+0.5%)

$128,286 + $206,144

$334,430

2009

$4,169 (+2.9%)

$127,328 + $204,604

$331,932

2008

$4,053

$127,631 + $205,091

$332,722

Tax history for 21055 Riego Dr

Year

Property tax

Land + Additions

Assessment*

2025

$13,401 (+4.6%)

$541,216 + $549,766

$1,090,982

2024

$12,811 (+2.5%)

$530,604 + $538,987

$1,069,591

2023

$12,502 (+2.1%)

$520,200 + $528,419

$1,048,619

2022

$12,243 (+81.7%)

$510,000 + $518,058

$1,028,058

2021

$6,738 (+1.3%)

$500,000 + $507,900

$1,007,900

2020

$6,653 (+1.9%)

$353,236 + $175,764

$529,000

2019

$6,528 (−22.5%)

$349,614 + $173,962

$523,576

2018

$8,418 (−22.3%)

$342,759 + $170,551

$513,310

2017

$10,838 (+87.4%)

$408,000 + $527,850

$935,850

2016

$5,783 (−0.6%)

$408,000 + $527,850

$935,850

2015

$5,817 (−0.1%)

$322,991 + $160,715

$483,706

2014

$5,824 (+33.9%)

$311,909 + $155,201

$467,110

2012

$4,350 (+3.0%)

$133,468 + $214,471

$347,939

2011

$4,223 (+0.8%)

$130,851 + $210,266

$341,117

2010

$4,189 (+0.5%)

$128,286 + $206,144

$334,430

2009

$4,169 (+2.9%)

$127,328 + $204,604

$331,932

2008

$4,053

$127,631 + $205,091

$332,722

*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

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

6,158 Sq. Ft.

Year renovated

1980

Sq. Ft.

2,325

Year built

1980

Style

Single Family Residential

County

Los Angeles County

APN

8765012009

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 7, 2026.

Low Density Residential District

The RL zoning district is intended primarily for parcels developed with existing detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be three dwellings per gross acre. The RL zoning district is consistent with the low density residential land use category of the general plan.

Permitted uses

Include but are not limited to:

Livestock production
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: 3
# of Parking Spaces: 3

Interior

Kitchen Information
Breakfast Nook

Bathroom Information
# of Baths (Full): 3

Cooling Information
Central
Has Cooling

Room Information
Den

Fireplace Information
Living Room
Has Fireplace

Heating Information
Central Furnace
Has Heating

Interior Features
Levels: Two

Exterior

Exterior Features
Pool Features: None

Lot Information
Lot Size Source: Assessor's Data
Lot Features: Corner Lot

Property Information
Common Walls: No Common Walls
Living Area Source: Assessor's Data
Parcel Number: 8765012009
Year Built Source: Assessor

Utilities

Utilities Information
Sewer Connected
Water Source: District/Public

Location

Neighborhood Information
Community Features: Curbs

Location Information
Latitude: 33.97332800
Longitude: -117.84600800

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,325
Stories: —
Lot Size: 6,158 square feet
Style: Single Family Residential
Year Built: 1980
Year Renovated: 1980
County: Los Angeles County
APN: 8765012009

Home facts updated by county records on Oct 7, 2026

Other

Listing Information
Days Active in MLS: 121
Continuous Days Active in MLS: 121

Listing Agent Information
List Agent First Name: Asif
List Agent Last Name: Musavvir

Listing Office Information
List Office Name: Diamond Hills Realty

Selling Agent Information
Buyer Agent First Name: Julie
Buyer Agent Last Name: Lin

Selling Office Information
Buyer Office Name: Imperium Realty Inc.

Around this home

Schools

K - 12
Preschool & daycare

Castle Rock Elementary School

Public K-5 • Assigned • 0.2mi

10/10

South Pointe Middle School

Public 6-8 • Assigned • 1.3mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.7mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The Diamond Bar market is shifting, creating new opportunities for both buyers and sellers. Buyers have a bit more negotiating room, while well-priced, well-maintained homes can still attract strong interest. If you’re considering a move, I’d be...
2 weeks ago • Diamond Bar
Sang Ur
Redfin Premier agent
124 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

5/10 Fire Factor

5% chance of being in a wildfire in next 30 years

6/10 Heat Factor

7 days above 98° expected this year, 21 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)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.5 hours in June and 6.9 hours in December, placing it above the U.S. average for solar exposure.

9.5 hrs

6.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$930,000 – $1.13M

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LISTED BY REDFINVIDEO TOUR

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2 beds2 baths788 sq ft

22761 Lakeway #414, Diamond Bar, CA 91765

Private balcony • Updated kitchen • Breakfast bar

$800,000

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2002 Silver Hawk #14, Diamond Bar, CA 91765

Wood flooring • Private loft • Private backyard

$438,000

2 beds2 baths934 sq ft

22820 Hilton Head #78, Diamond Bar, CA 91765

Guard gated entrance • Three swimming pools • Four tennis courts

Golden Nest Realty Group

Home values near 21055 Riego Dr

Data from public records.

Address	Redfin Estimate
21035 Riego Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$1,104,892
21040 Riego Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,114,697
21010 Riego Drive, Diamond Bar, CA 4 Beds \| 2 Baths \| 1892 Sq. Ft.	$1,137,013
2920 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 2309 Sq. Ft.	$1,268,183
2950 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,062,571
2933 Fallow Field Drive, Diamond Bar, CA 6 Beds \| 3 Baths \| 2372 Sq. Ft.	$1,252,725
3100 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$1,145,225

Address	Redfin Estimate
21045 Riego Drive, Diamond Bar, CA 4 Beds \| - Baths \| 1947 Sq. Ft.	$1,083,344
21030 Riego Drive, Diamond Bar, CA 5 Beds \| 3 Baths \| 2157 Sq. Ft.	$1,470,863
2965 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 2549 Sq. Ft.	$1,313,787
2930 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$1,030,355
2955 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$1,046,099
2929 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$996,081
3111 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,213,334

Address	Redfin Estimate
21050 Riego Drive, Diamond Bar, CA 4 Beds \| 2 Baths \| 1892 Sq. Ft.	$844,969
21020 Riego Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,227,133
2955 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 1949 Sq. Ft.	$1,138,446
2940 Ohan Court, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,050,229
2941 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 2325 Sq. Ft.	$1,182,474
2917 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 4 Baths \| 2325 Sq. Ft.	$1,216,702
3105 Fallow Field Drive, Diamond Bar, CA 4 Beds \| 3 Baths \| 1947 Sq. Ft.	$1,174,668

Property information provided by CRMLS when last listed in 2012. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 21055 Riego Dr

Tax history for 21055 Riego Dr

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91765

Home values near 21055 Riego Dr

More real estate resources