Listed by Cathy Cheng, CC Royal Realty, (626) 222-3050 . Bought with WeTrust Realty
20814 Boulder Ln
Walnut, CA 91789
- 3 Beds
- 3 Baths
- 1,546 sqft
$1,100,000
Last Sold: Jul 28, 2026
2% below list $1.13M
$712/sqft
Est. Refi. Payment $6,702/mo*
$1,100,000
Last Sold: Jul 28, 2026
2% below list $1.13M
$712/sqft
Est. Refi. Payment $6,702/mo*
3 Beds
3 Baths
1,546 sqft
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1987
Living Area
1,546 sqft
Price/Sqft
$712/sqft
Parking
2 Car Garage
HOA
$10/Monthly
About this House
Nestled 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.
20814 Boulder Ln, Walnut, CA 91789 is a 3 bedroom, 3 bathroom, 1,546 sqft single-family home built in 1987. It last sold for $1,100,000 on Jul 28, 2026 (2% below the $1,128,000 asking price). It is currently off market. The Trulia Estimate is $1,125,000, with a rent estimate of $3,735/month.
Home Details for 20814 Boulder Ln
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Interior Details Number of Rooms: 1Types of Rooms: Bedroom |
Beds & Baths Number of Bedrooms: 3Number of Bathrooms: 3Number of Bathrooms (full): 3Number of Bathrooms (main level): 1 |
Dimensions and Layout Living Area: 1546 Square Feet |
Appliances & Utilities Laundry: In Garage |
Heating & Cooling Heating: CentralHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Central |
Fireplace & Spa Fireplace: Family RoomHas a Fireplace |
Windows, Doors, Floors & Walls Common Walls: No Common Walls |
Levels, Entrance, & Accessibility Stories: 2Number of Stories: 2Levels: TwoEntry Location: 1 |
View No ViewView: None |
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Exterior Home Features No Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas an Attached GarageParking Spaces: 2Parking: Garage Attached |
Pool Pool: None |
Frontage Not on Waterfront |
Water & Sewer Sewer: Public Sewer |
Surface & Elevation Elevation Units: Feet |
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Cumulative Days on Market: 15 |
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Year Built Year Built: 1987 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: HouseArchitecture: House |
Building Not a New ConstructionNot Attached PropertyNo Additional Parcels |
Property Information Parcel Number: 8765019053 |
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Price List Price: $1,128,000Price Per Sqft: $712/sqft |
Status Change & Dates Off Market Date: Tue Jul 28 2026 |
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MLS Status: Closed |
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Direction & Address City: Walnut |
School Information High School: Diamond BarHigh School District: Walnut Valley Unified |
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Community Features: CurbsNot Senior Community |
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HOA Name: Woodglen Community Homeowners AssociationHOA Phone: 714-634-0611Association for this Listing: California Regional MLSHas an HOAHOA Fee: $10/Monthly |
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Lot Area: 5096 sqft |
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Special Conditions: Standard |
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Listing Terms: Contract |
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Mls Number: TR26134344Living Area Range Units: Square FeetAttribution Contact: 626-222-3050Common Interest: NoneUniversal Property Id: US-06037-N-8765019053-R-N |
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HOA Amenities: Tennis Court(s)Source Internet Entire Listing Display |
Last check for updates: about 3 hours ago
Listed by Cathy Cheng DRE #01270713, (626) 222-3050
CC Royal Realty
Bought with: Jinzi Bai DRE #02043254, WeTrust Realty
Originating MLS: California Regional MLS
Source: CRMLS, MLS#TR26134344

Price History for 20814 Boulder Ln
| Date | Price | Event | Source |
|---|---|---|---|
| 07/28/2026 | $1,100,000 | Sold | CRMLS #TR26134344 |
| 07/04/2026 | $1,128,000 | Contingent | CRMLS #TR26134344 |
| 06/19/2026 | $1,128,000 | Listed For Sale | CRMLS #TR26134344 |
| 10/02/2024 | $1,060,000 | Sold | CRMLS #AR24143715 |
| 09/06/2024 | $1,020,000 | Pending | CRMLS #AR24143715 |
| 07/31/2024 | $1,020,000 | Listed For Sale | CRMLS #AR24143715 |
Market trends in Diamond Bar
Last updated June 2026
Avg. sale price
$1.09M
$1.58KMoM
Sale-to-List Price
99.8%
Price per sq ft
$554
$7MoM
Available listings
198
34MoM
Comparable Sales for 20814 Boulder Ln
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.08 | Single-Family Home | $1,116,000 | 12/09/25 | 3 | 2.5 | 1,755 | |
0.03 | Single-Family Home | $1,308,000 | 11/25/25 | 3 | 2.5 | 1,755 | |
0.09 | Single-Family Home | $1,050,000 | 09/05/25 | 3 | 2.5 | 1,676 | |
0.17 | Single-Family Home | $1,060,000 | 03/19/26 | 3 | 2.5 | 1,546 | |
0.20 | Single-Family Home | $1,098,000 | 07/22/26 | 3 | 2.5 | 2,174 | |
0.44 | Single-Family Home | $1,330,000 | 03/27/26 | 5 | 3 | 2,186 | |
0.59 | Single-Family Home | $1,088,800 | 08/21/25 | 3 | 2 | 1,506 | |
0.42 | Single-Family Home | $1,388,000 | 04/17/26 | 5 | 3 | 2,157 | |
0.46 | Single-Family Home | $1,350,000 | 05/27/26 | 5 | 3 | 2,186 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 20814 Boulder Ln.
What Locals Say about Diamond Bar
At least 314 Trulia users voted on each feature.
89 % Say it's dog friendly
88 % Say there are sidewalks
85 % Say car is needed
80 % Say streets are well-lit
78 % Say parking is easy
77 % Say yards are well-kept
74 % Say it's quiet
66 % Say there's holiday spirit
65 % Say people would walk alone at night
64 % Say there's wildlife
60 % Say they plan to stay for at least 5 years
50 % Say kids play outside
48 % Say it's walkable to grocery stores
47 % Say neighbors are friendly
45 % Say it's walkable to restaurants
25 % Say there are community events
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
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Apartments for Rent
Homes for sale near 20814 Boulder Ln
Off Market Homes Near 20814 Boulder Ln

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. as of 2026-07-28 12:26:18 PDT 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
Based on information from California Regional Multiple Listing Service, Inc. as of 2026-07-28 12:26:18 PDT 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