Lisa Madrigal
Responds Quickly
Fiv Realty Co.
(951) 406-6266
48 Total Sales
1 in Diamond Bar
$740,000 Price
20814 E Boulder Ln Walnut, CA 91789
Diamond Bar Area
3
Beds
3
Baths
1,546
Sq Ft
5,096
Sq Ft Lot
Highlights
- Cathedral Ceiling
- Tennis Courts
- Central Heating and Cooling System
- Castle Rock Elementary School Rated A
- 2 Car Attached Garage
About This Home
As of July 2026Nestled in one of Diamond Bar’s most desirable neighborhoods, this charming home is within walking distance to highly rated Diamond Bar High School and South Pointe Middle School. Step inside to a dramatic cathedral ceiling in the living room, creating a bright and spacious atmosphere. The remodeled kitchen features stylish cabinetry, elegant quartz countertops, and ample workspace for everyday living and entertaining. Beautiful wood flooring extends throughout the entire home, adding warmth and sophistication. Enjoy the large, flat backyard—perfect for outdoor gatherings, gardening, or future expansion possibilities. Located in a quiet and well-maintained neighborhood, this home offers both comfort and convenience. Just steps away from Ronald Reagan Park, residents can enjoy tennis courts, open green spaces, playgrounds, and walking paths, making this an ideal place to call home.
Last Agent to Sell the Property
CC Royal Realty Brokerage Phone: 626-222-3050 License #01270713 Listed on: 06/19/2026
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Home Details
Home Type
- Single Family
Year Built
- Built in 1987
Lot Details
- 5,096 Sq Ft Lot
- Density is up to 1 Unit/Acre
HOA Fees
- $10 Monthly HOA Fees
Parking
- 2 Car Attached Garage
Home Design
- Entry on the 1st floor
Interior Spaces
- 1,546 Sq Ft Home
- 2-Story Property
- Cathedral Ceiling
- Family Room with Fireplace
- Laundry in Garage
Bedrooms and Bathrooms
- 3 Bedrooms
- All Upper Level Bedrooms
- 3 Full Bathrooms
Schools
- Diamond Bar High School
Utilities
- Central Heating and Cooling System
Listing and Financial Details
- Tax Lot 91
- Tax Tract Number 43760
- Assessor Parcel Number 8765019053
Community Details
Overview
- Woodglen Community Homeowners Association, Phone Number (714) 634-0611
Amenities
- Laundry Facilities
Recreation
- Tennis Courts
Matterport 3D Tour
Floorplan
Ownership History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Date
Name
Owned For
Owner Type
Purchase Details
Listed on
Jul 26, 2024
Closed on
Aug 30, 2024
Sold by
Bought by
Seller's Agent
Tina Chien
Coldwell Banker Realty
Buyer's Agent
Cathy Cheng
CC Royal Realty
List Price
$1,020,000
Sold Price
$1,060,000
Premium/Discount to List
$40,000
3.92%
Views
1261
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.00%
Original Mortgage
$636,000
Outstanding Balance
$623,522
Interest Rate
6.88%
Mortgage Type
New Conventional
Estimated Equity
$497,723
Purchase Details
Listed on
Aug 21, 2013
Closed on
Oct 17, 2013
Sold by
Bought by
Seller's Agent
Judy Park
Redpoint Realty
Buyer's Agent
KATHY HUA
Presidential Inc
List Price
$594,000
Sold Price
$585,000
Premium/Discount to List
-$9,000
-1.52%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
5.58%
Original Mortgage
$250,000
Interest Rate
4.23%
Mortgage Type
Credit Line Revolving
Purchase Details
Closed on
Oct 25, 2006
Sold by
Bought by
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$427,000
Interest Rate
6.37%
Mortgage Type
Unknown
Purchase Details
Closed on
Mar 29, 2002
Sold by
Bought by
Purchase Details
Closed on
Mar 22, 2001
Sold by
Bought by
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$207,500
Interest Rate
6.92%
Purchase Details
Closed on
Oct 30, 2000
Sold by
Bought by
Purchase Details
Closed on
Oct 14, 1997
Sold by
Bought by
Home Values in the Area
Average Home Value in this Area
Agents Specializing in Walnut, CA
-
Lisa Madrigal
-
Jay Segura
Jay Segura
Better Homes and Gardens Real Estate The Heritage Group
(877) 735-7721
21 Total Sales
1 in Diamond Bar
$950,000 Price
-
Gerry Nicks
Gerry Nicks
Responds QuicklyKeller Williams Realty
(424) 370-0766
163 Total Sales
2 in Diamond Bar
$895,000 Price Range
-
ROSEMARIE GROEN
ROSEMARIE GROEN
MAINSTREET REALTORS
(909) 298-8418
12 Total Sales
2 in Diamond Bar
$1,030,000 Price Range
-
Jimmy Tong
Jimmy Tong
A + Realty & Mortgage
(626) 624-5498
20 Total Sales
1 in Diamond Bar
$830,000 Price
-
Linda Ojeda
Linda Ojeda
Luxury Collective
(424) 372-0165
110 Total Sales
4 in Diamond Bar
$465K - $1.4M Price Range
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Grant Deed | $1,060,000 | Ticor Title | |
| Grant Deed | $585,000 | Ticor Title | |
| Interfamily Deed Transfer | -- | Chicago Title Co | |
| Interfamily Deed Transfer | -- | -- | |
| Grant Deed | $287,500 | Fidelity Title | |
| Gift Deed | -- | -- | |
| Grant Deed | $212,500 | -- |
Source: Public Records
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $636,000 | New Conventional | |
| Previous Owner | $250,000 | Credit Line Revolving | |
| Previous Owner | $427,000 | Unknown | |
| Previous Owner | $207,500 | No Value Available |
Source: Public Records
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 07/28/2026 07/28/26 | Sold | $1,100,000 | -2.5% | $712 / Sq Ft | |
| 06/19/2026 06/19/26 | For Sale | $1,128,000 | +6.4% | $730 / Sq Ft | |
| 10/02/2024 10/02/24 | Sold | $1,060,000 | +3.9% | $686 / Sq Ft | View Prior Sale |
| 09/03/2024 09/03/24 | Pending | -- | -- | -- | |
| 07/31/2024 07/31/24 | For Sale | $1,020,000 | -3.8% | $660 / Sq Ft | |
| 07/26/2024 07/26/24 | Off Market | $1,060,000 | -- | -- | |
| 07/26/2024 07/26/24 | For Sale | $1,020,000 | -- | $660 / Sq Ft |
Source: California Regional Multiple Listing Service (CRMLS)
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2026 | $13,736 | $1,081,200 | $825,180 | $256,020 |
| 2025 | $13,736 | $1,060,000 | $809,000 | $251,000 |
| 2024 | $9,290 | $703,060 | $486,255 | $216,805 |
| 2023 | $9,064 | $689,275 | $476,721 | $212,554 |
| 2022 | $8,870 | $675,761 | $467,374 | $208,387 |
| 2021 | $8,702 | $662,511 | $458,210 | $204,301 |
| 2019 | $8,138 | $642,863 | $444,620 | $198,243 |
| 2018 | $7,859 | $630,258 | $435,902 | $194,356 |
| 2016 | $7,301 | $605,786 | $418,976 | $186,810 |
| 2015 | $7,344 | $596,687 | $412,683 | $184,004 |
| 2014 | -- | $585,000 | $404,600 | $180,400 |
Source: Public Records
Agents Affiliated with this Home
-
Cathy Cheng
Seller's Agent in 2026
Cathy Cheng
CC Royal Realty
(626) 222-3050
191 Total Sales
-
Jinzi Bai
JB
Buyer's Agent in 2026
Jinzi Bai
WeTrust Realty
(626) 542-5383
6 Total Sales
-
Tina Chien
Seller's Agent in 2024
Tina Chien
Coldwell Banker Realty
(626) 617-2292
8 Total Sales
-
JP
Seller's Agent in 2013
Judy Park
Redpoint Realty
-
KH
Buyer's Agent in 2013
KATHY HUA
Presidential Inc
Map
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: TR26134344
APN: 8765-019-053
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
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.
Based on information from California Regional Multiple Listing Service, Inc. and /or other sources. 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
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