Listed by Anna Lee, Dream ERE, (657) 217-5900 . Bought with GRAND CITY REALTY, INC.
20834 E Boulder Ln
Diamond Bar, CA 91789
- 3 Beds
- 2.5 Baths
- 1,755 sqft
$1,308,000
Last Sold: Nov 25, 2025
2% below list $1.34M
$745/sqft
Est. Refi. Payment $7,975/mo*
$1,308,000
Last Sold: Nov 25, 2025
2% below list $1.34M
$745/sqft
Est. Refi. Payment $7,975/mo*
3 Beds
2.5 Baths
1,755 sqft
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1987
Living Area
1,755 sqft
Price/Sqft
$745/sqft
Parking
2 Car Garage
HOA
$9/Monthly
About this House
Beautifully remodeled cul-de-sac home on an elevated lot with stunning Diamond Bar hill views! This 3-bed, 2.5-bath residence offers modern elegance with upgraded designer wood flooring, soaring ceilings, and abundant natural light. The chef-inspired kitchen features stainless steel appliances, double oven, quartz countertops, a center island with storage, and modern lighting. The spacious primary suite includes hillside views, a custom walk-in closet, and a luxurious bath with walk-in shower and dual sinks. Enjoy peace of mind with updated HVAC/furnace and extensive renovations throughout. One of the largest lots in the neighborhood, the expansive backyard offers ADU and pool potential, perfect for entertaining or relaxing in privacy. Located in the award-winning Walnut Valley Unified School District, close to Diamond Bar High, Ronald Reagan Park, and the 60 & 57 freeways.
20834 E Boulder Ln, Diamond Bar, CA 91789 is a 3 bedroom, 3 bathroom, 1,755 sqft single-family home built in 1987. It last sold for $1,308,000 on Nov 25, 2025 (2% below the $1,340,000 asking price). It is currently off market. The Trulia Estimate is $1,303,700, with a rent estimate of $3,950/month.
Home Details for 20834 E Boulder Ln
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Interior Details Number of Rooms: 4Types of Rooms: Bedroom, Bathroom, Kitchen, Other |
Beds & Baths Number of Bedrooms: 3Number of Bathrooms: 3Number of Bathrooms (full): 2Number of Bathrooms (half): 1Number of Bathrooms (main level): 1 |
Dimensions and Layout Living Area: 1755 Square Feet |
Appliances & Utilities Utilities: Electricity Connected, Natural Gas Connected, Sewer Connected, Water ConnectedAppliances: Dishwasher, Gas Cooktop, Gas OvenDishwasherLaundry: Electric Dryer Hookup,Gas Dryer Hookup |
Heating & Cooling Heating: CentralHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Central |
Fireplace & Spa Fireplace: Family RoomHas a Fireplace |
Windows, Doors, Floors & Walls Flooring: LaminateCommon Walls: No Common Walls |
Levels, Entrance, & Accessibility Stories: 2Number of Stories: 2Levels: TwoEntry Location: 1Floors: Laminate |
View Has a ViewView: City Lights, Hills |
Security Security: Carbon Monoxide Detector(s), Fire Detection System, Smoke Detector(s) |
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Exterior Home Features Roof: TilePatio / Porch: Deck, PatioNo Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas an Attached GarageParking Spaces: 2Parking: Direct Access,Driveway,Garage Faces Front,Garage,RV Access/Parking |
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: 16 |
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Year Built Year Built: 1987 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: HouseArchitecture: Mediterranean |
Building Not a New ConstructionNot Attached PropertyNo Additional Parcels |
Property Information Condition: Updated/RemodeledParcel Number: 8765019050 |
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Price List Price: $1,340,000Price Per Sqft: $745/sqft |
Status Change & Dates Off Market Date: Mon Oct 27 2025 |
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MLS Status: Closed |
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Direction & Address City: Diamond Bar |
School Information High School: Diamond BarHigh School District: Walnut Valley Unified |
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Community Features: Park, SidewalksNot Senior Community |
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HOA Fee Includes: SewerHOA Name: DiamondbarAssociation for this Listing: California Regional MLSHas an HOAHOA Fee: $55/Semi-Annually |
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Lot Area: 8049 sqft |
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Special Conditions: Standard |
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Listing Terms: Cash, Cash to New Loan, Conventional |
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Mls Number: PW25234955Living Area Range Units: Square FeetAttribution Contact: aina2070@gmail.comCommon Interest: NoneUniversal Property Id: US-06037-N-8765019050-R-N |
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HOA Amenities: Other |
Last check for updates: about 9 hours ago
Listed by Anna Lee DRE #01966818
Dream ERE
Bought with: TIM HUI DRE #01764488, GRAND CITY REALTY, INC.
Originating MLS: California Regional MLS
Source: CRMLS, MLS#PW25234955

Price History for 20834 E Boulder Ln
| Date | Price | Event | Source |
|---|---|---|---|
| 11/25/2025 | $1,308,000 | Sold | CRMLS #PW25234955 |
| 11/22/2025 | $1,340,000 | Pending | CRMLS #PW25234955 |
| 10/27/2025 | $1,340,000 | Contingent | CRMLS #PW25234955 |
| 10/11/2025 | $1,340,000 | Listed For Sale | CRMLS #PW25234955 |
| 07/09/2025 | $935,000 | Sold | N/A |
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
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $11,851 |
| Assessment | $512,790 |
Home facts updated by county records
Comparable Sales for 20834 E Boulder Ln
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.06 | Single-Family Home | $1,116,000 | 12/09/25 | 3 | 2.5 | 1,755 | |
0.11 | Single-Family Home | $1,050,000 | 09/05/25 | 3 | 2.5 | 1,676 | |
0.03 | Single-Family Home | $1,100,000 | 07/28/26 | 3 | 3 | 1,546 | |
0.19 | Single-Family Home | $1,060,000 | 03/19/26 | 3 | 2.5 | 1,546 | |
0.17 | Single-Family Home | $1,098,000 | 07/22/26 | 3 | 2.5 | 2,174 | |
0.39 | Single-Family Home | $1,388,000 | 04/17/26 | 5 | 3 | 2,157 | |
0.35 | Single-Family Home | $1,200,000 | 02/23/26 | 4 | 2 | 2,268 | |
0.44 | Single-Family Home | $1,330,000 | 03/27/26 | 5 | 3 | 2,186 | |
0.45 | 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 20834 E 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
LGBTQ Local Legal Protections
Apartments for Rent
Homes for sale near 20834 E Boulder Ln
Off Market Homes Near 20834 E Boulder Ln
Frequently asked questions about 20834 E Boulder Ln
- What is 20834 E Boulder Ln estimated to be worth?Trulia's estimated value for 20834 E Boulder Ln in Diamond Bar, CA is $1,303,700.
- What is the price history for 20834 E Boulder Ln?20834 E Boulder Ln in Diamond Bar, CA last sold for $1,308,000 in November 2025.
- Is Diamond Bar a buyer's or seller's market?Diamond Bar is currently a seller's market, based on recent for-sale activity.
- What's the median sale price in Diamond Bar?The median sale price in Diamond Bar is $1.09M. That is down $1.58K from the prior month.
- Does 20834 E Boulder Ln have air conditioning?Yes, 20834 E Boulder Ln in Diamond Bar, CA has air conditioning.
- Does 20834 E Boulder Ln have laundry facilities?Yes, 20834 E Boulder Ln in Diamond Bar, CA has laundry facilities.

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 2026-08-08 05:07:33 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 2026-08-08 05:07:33 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