20149 Stanford Court, Walnut, CA 91789

Single-Family · For sale · $2,350,000 · MLS# OC26137835

Single-Family for sale in Southern California — $2,350,000. 5 beds · 3 baths · 3,426 sqft. This single-story is situated on an expansive 18,753 sf lot size located in the city of Walnut. This exceptional property offers a rare combination offering the perfect blend of space, versatility, and modern upgrade…

20149 Stanford Court
For sale

$2,350,000

20149 Stanford Court, Walnut, CA 91789

5beds
3baths
3,426sqft
Single-FamilyProperty type
1985Year built
0.43 acresLot size
3,426 sqftLiving area
$686/sqftPrice / sqft
HOA
3 spacesGarage

Facts & features

Interior

Bedrooms & bathrooms

  • Bedrooms: 5
  • Bathrooms: 3
  • Full bathrooms: 3

Heating

  • Heating: Central, Fireplaces

Cooling

  • Cooling: Central Air

Appliances

  • Included: Disposal, Gas Oven, Gas Range, Refrigerator, Tankless Water Heater
  • Laundry: Washer Hookup, Gas Dryer Hookup, Inside, Laundry Room

Interior area

  • Living area: 3,426 sqft

Property

Parking

  • Total parking spaces: 3
  • Garage spaces: 3

Lot

  • Lot size: 0.43 acres

Features

  • Pool features: In Ground, Private
  • View: City Lights, Trees Woods

Construction

Type & style

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

Condition

  • Year built: 1985

Community & HOA

Community

  • Has HOA: No

Financial & listing details

  • Days on market: 24 days
  • Price / sqft: $686
  • Status: Active
  • MLS#: OC26137835

Location

  • City: Walnut
  • ZIP: 91789

About this home

This single-story is situated on an expansive 18,753 sf lot size located in the city of Walnut. This exceptional property offers a rare combination offering the perfect blend of space, versatility, and modern upgrades. The main residence is 3,426 sq ft and it features 5 bedrooms and 3 bathrooms, complemented by a newly constructed and permitted an additional 920 sf 2-bedroom, 2-bathroom ADU completed in 2025. It features quartz countertops, and laundry area —ideal for multigenerational living, rental income, guest accommodations, or a private home. Paid off solar panels. The back yard designed with entertaining in mind and it is a true gathering place for family and friends. The pool was recently upgraded and the beautifully professional-grade built-in BBQ bar and built BBQ area was newly built approximately six months ago, creating the perfect setting for summer parties, weekend cookouts, and year-round outdoor living. Conveniently located just minutes from award-winning Westhoff Elementary School, Cal Poly Pomona, shopping centers, dining, parks, and major commuter routes, this home offers an unbeatable combination of location, functionality, and value. With its flexible ADU, extensive upgrades, oversize driveway and entertainer's backyard, this is a rare opportunity to own a home that truly has it all.

Listing updated: July 18, 2026 at 3:18 PM

Listed by: Rosa Delgado, Century 21 Masters

Source: CRMLS, MLS#: OC26137835, 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: 5
  • Bathrooms: 3
  • Full bathrooms: 3

Heating

  • Heating: Central, Fireplaces

Cooling

  • Cooling: Central Air

Appliances

  • Included: Disposal, Gas Oven, Gas Range, Refrigerator, Tankless Water Heater
  • Laundry: Washer Hookup, Gas Dryer Hookup, Inside, Laundry Room

Interior area

  • Living area: 3,426 sqft

Property

Parking

  • Total parking spaces: 3
  • Garage spaces: 3

Lot

  • Lot size: 0.43 acres

Features

  • Pool features: In Ground, Private
  • View: City Lights, Trees Woods

Construction

Type & style

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

Condition

  • Year built: 1985

Community & HOA

Community

  • Has HOA: No

Financial & listing details

  • Days on market: 24 days
  • Price / sqft: $686
  • Status: Active
  • MLS#: OC26137835

Location

  • City: Walnut
  • ZIP: 91789

Price history

DateEventPrice
6/24/2026Source: CRMLS, #OC26137835Listed for sale$2,350,000$686/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 2026-07-18 15:18:56 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