When was property at 20939 Quail Run Drive built and last sold?

The property at 20939 Quail Run Drive was built in 1986 and last sold on Sep 29, 2004 for $660,000.

How much is this home worth?

The estimated value of the home located at 20939 Quail Run Drive is $0.

What are some comparable homes to 20939 Quail Run Drive?

There are currently no comparable homes to 20939 Quail Run Drive.

Diamond Bar

91789

Diamond Bar

20939 Quail Run

Sold on Mar 27, 2026

Map

$1,330,000

● House - Off Market

20939 Quail Run

Walnut, CA 91789

5 Beds

3 Baths

2,186 Ft²

$6,888

Est. Monthly

$18

HOA / Fees

About This Property

180 degree Panoramic City Light and Snow Capped Mountain View. Very Desirable Location in South Diamond Bar with Walnut School District. Walking Distance to Diamond Bar High School and South Pointe Middle School. Open and Bright Floor Plan with One Bedroom and One Bathroom Downstairs. 4 Bedrooms Inculding Master Bedroom Upstairs. Remodeled Kitchen with Newer Cabinets and Quartz Counter tops. Renovated Bathroom with Designer's work. Elegant Hardwood Flooring throughout. Balcony off the Master Bedroom Can Enjoy the Breathtaking View. Vaulted Ceiling in the Living Room and Fomal Dining Room. Gourmet Kitchen and Cozy Family Room. 3 Oversized Car Attached Garage with 1 Tandem one. Nice Big and Flat Backyard with Fruit trees. Quiet and Nice Neighborhood. Steps to Ronald Reagan Park and Park Tennis COurt. Convenient Location to 57 and 60 Fwy and Shopping Centers. Your Dream Home Here It Is!

Unit Size

2,186 Ft²

Days on Market

76 days

Land Size

0.17 acres

Price per sqft

$640

Property Type

House

Property Taxes

HOA Dues

$18

Year Built

1986

Payment Calculator

Cap Rate Calculator

Last updated: 7 months ago (CRMLS #TR26005056)

Price History

Date / Event	Date	Event
Mar 27, 2026	Sold	Premium
Sold
Jan 25, 2026	In contract	-
In contract
Jan 8, 2026	Listed by CC Royal Realty	$1,399,000
Listed by CC Royal Realty

Property Highlights

Garage

Air Conditioning

Fireplace

With View

Building Info

Overview

General

Year Built: 1986

Effective Year Built: 1986
Building Count: 1
Bedroom Count: 3
Bathroom Count: 3
Full Bathrooms: 3
Partial Bathrooms: 3
Building Condition: 0
Building Quality: 7
Construction Type: 17
Building Style: 0
Exterior Walls Type: 0
Interior Walls Type: 0
Roof Shape Type: 0
Roof Cover Type: 0
Living Units: 1
Floor Cover: 0
Basement Type: 0
Basement Area: 0
Garage Type: 0
Parking Space Count: 0
Patio Type: 0
Porch Type: 0
Pool Type: 0

Dimensions

Lot Size Square Feet: 7,553

Lot Size Depth Feet: 1,080
Lot Size Frontage Feet: 700
Total Building Area: 2,186
Building Area: 2,186
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 1

Heating: 3
Heated Square Feet: 2,186
Heating Fuel Type: 0

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: 43162
Land Acres: 0000000173
Standard Land Use Code: 1001
County Land Use Code: 0100
Legal Description 1: TR=43162 LOT/SEC 21

Neighborhood

School District Name: Walnut Valley Unified School District

Census Tract: 403305

Zoning

Zoning: LCRPD10000

Geography

Assessors Map Reference: 97-D4

Subdivision Tract Number: 43162
Parcel: 8765-017-004
Lot: 21
Municipality: EAST /DIAMOND BAR
Latitude: 33.9829
Longitude: -117.848

Address

Full Address: 20939 Quail Run Dr

Address - House Number: 20939
Address - Street Name: Quail Run
Address - Suffix Type: Dr
State: CA
City Name: Walnut
Carrier Code: C034
4-Digit Zip Code: 4037
Zip Code: 91789

Valuation

Tax

Tax Year: 2022

Tax Amount: $1,107,574
Tax Rate Code Area: 10-173

Appraisal Valuation

Standard Deviation: 0.2306

Valuation Date: Jan 10, 2024
Confidence Score: 68
Final Value: 1,134,024
High Value: 1,395,556
Low Value: 872,493

Open Liens

Total Open Liens:

Premium

Total Open Liens Amount:

Premium
First Open Lien Mortgage Lender:

Premium
First Open Lien Mortgage Recording Date:

Premium
First Open Lien Mortgage Loan Amount:

Premium
First Open Lien Mortgage Term:

Premium
First Open Lien Mortgage Position:

Premium
First Open Lien Mortgage Loan Type:

Premium
First Open Lien Mortgage Loan Due Date:

Premium

Assessments Valuation

Assessed Year: 2023

Assessed Total Value: $884,109
Assessed Land Value: $553,725
Assessed Improvements Value: $330,384

Exemptions

Homeowner Exemption: Yes

Sales

Current Sale Contract Date: Sep 29, 2004

Current Sale Recording Date: Nov 15, 2004
Current Sale Price:

Premium
Current Sale Document Type: 36
Current Sale Input Document Number: 04-2948494
Previous Sale Recording Date: Aug 11, 1994
Previous Sale Contract Date: Jun 15, 1994
Previous Sale Amount: $300,000
Previous Sale Document Type: 39

Last Sale Mortgage

First Mortgage Lender:

Premium

First Mortgage Transaction Date:

Premium
First Mortgage Loan Amount:

Premium
First Mortgage Terms:

Premium
First Mortgage Loan Type:

Premium
First Mortgage Loan Due Date:

Premium
Second Mortgage Loan Amount:

Premium

Previous Mortgages

Previous Mortgage Lender:

Premium

Previous Mortgage Transaction Date:

Premium
Previous Mortgage Loan Amount:

Premium
Previous Mortgage Term:

Premium
Previous Mortgage Loan Due Date:

Premium

Data used for valuation calculations is provided by RealtyHop, and other third party sources

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Comparables

About Diamond Bar

Stats & Trends

Median Asking:

$1,028,000

Sale Price/ft²

$564

Below Asking

0.01%

Average Days on Market

Average Home Size

2658 ft²

Average Home Age

45.1 years

Currently For Sale

144 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

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$3,800 /mo

4 Beds
2 Baths
1,703 ft²

19524 Gravina Street, ROWLAND HEIGHTS, CA, 91748 Listing by James Chou

Unit for rent at 19366 Fortune Place, ROWLAND HEIGHTS, CA, 91748

$6,000 /mo

5 Beds
4 Baths
4,029 ft²

19366 Fortune Place, ROWLAND HEIGHTS, CA, 91748 Listing by JIA LIU

Unit for rent at 1427 Pecan Grove Drive, Diamond Bar, CA, 91765

$7,500 /mo

4 Beds
3 Baths
2,165 ft²

1427 Pecan Grove Drive, Diamond Bar, CA, 91765 Listing by Yong Liu

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: Cathy Cheng, CC Royal Realty
Last Updated: 7 months ago
Data Source: CRMLS, MLS# TR26005056

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information

20939 Quail Run

About This Property

Price History

Property Highlights

Building Info

Overview

Building

Neighborhood

Zoning

Geography

Valuation

Comparables

About Diamond Bar

Stats & Trends

Similar Homes for Sale

Nearby Rentals

Frequently Asked Questions