20814 E Boulder, Walnut, CA 91789

Single-Family · For sale · $1,128,000 · MLS# TR26134344

Single-Family for sale in Southern California — $1,128,000. 3 beds · 3 baths · 1,546 sqft. 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 c…

20814 E Boulder
Active under contract

$1,128,000

20814 E Boulder, Walnut, CA 91789

3beds
3baths
1,546sqft
Single-FamilyProperty type
1987Year built
5,096 sqft lotLot size
1,546 sqftLiving area
$730/sqftPrice / sqft
$10/moHOA
2 spacesGarage

Facts & features

Interior

Bedrooms & bathrooms

  • Bedrooms: 3
  • Bathrooms: 3
  • Full bathrooms: 3

Heating

  • Heating: Central

Cooling

  • Cooling: Central Air

Appliances

  • Laundry: In Garage

Interior area

  • Living area: 1,546 sqft

Property

Parking

  • Total parking spaces: 2
  • Garage spaces: 2

Lot

  • Lot size: 5,096 sqft

Features

  • Pool features: None
  • View: None

Construction

Type & style

  • Home type: Single-Family
  • Property subtype: Single Family Residence

Condition

  • Year built: 1987

Community & HOA

Community

  • Has HOA: Yes
  • HOA fee: $10/mo

Financial & listing details

  • Days on market: 29 days
  • Price / sqft: $730
  • Status: Active Under Contract
  • MLS#: TR26134344

Location

  • City: Walnut
  • ZIP: 91789

About this home

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.

Listing updated: July 4, 2026 at 4:01 PM

Listed by: Cathy Cheng, CC Royal Realty

Source: CRMLS, MLS#: TR26134344, Originating MLS: California Regional MLS

Location

Explore parks, streets, and what's around this home.

Walnut

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Facts & features

Interior

Bedrooms & bathrooms

  • Bedrooms: 3
  • Bathrooms: 3
  • Full bathrooms: 3

Heating

  • Heating: Central

Cooling

  • Cooling: Central Air

Appliances

  • Laundry: In Garage

Interior area

  • Living area: 1,546 sqft

Property

Parking

  • Total parking spaces: 2
  • Garage spaces: 2

Lot

  • Lot size: 5,096 sqft

Features

  • Pool features: None
  • View: None

Construction

Type & style

  • Home type: Single-Family
  • Property subtype: Single Family Residence

Condition

  • Year built: 1987

Community & HOA

Community

  • Has HOA: Yes
  • HOA fee: $10/mo

Financial & listing details

  • Days on market: 29 days
  • Price / sqft: $730
  • Status: Active Under Contract
  • MLS#: TR26134344

Location

  • City: Walnut
  • ZIP: 91789

Price history

DateEventPrice
6/19/2026Source: CRMLS, #TR26134344Listed for sale$1,128,000$730/sqft
California Regional Multiple Listing Service (CRMLS)

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 2026-07-04 16:01:54 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