20149 Stanford CT Walnut CA 91789 | MLS #OC26137835
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.
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.
Property Details
Price:
$2,350,000
MLS #:
OC26137835
Status:
Active
Beds:
5
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
668walnut
Listed Date:
Jun 24, 2026
Finished Sq Ft:
3,426
Lot Size:
18,753 sqft / 0.43 acres (approx)
Year Built:
1985
See this Listing
Schools
School District:
Walnut Valley Unified
Elementary School:
Westhoff
Middle School:
Suzzane
High School:
Walnut
Interior
Appliances
GD, RF, GO, GR, TW
Bathrooms
3 Full Bathrooms
Cooling
CA
Flooring
TILE
Heating
CF, FIR
Interior Features
CF, CRWN, RECL, BLKW, GRNC, OFP, HCEL, QTZC
Laundry Features
GAS, IR, IN, WH
Levels
A
Main Level Bathrooms
3
Main Level Bedrooms
5
Exterior
Attached Garage YN
1
Common Walls
NCW
Community Features
SDW, SL
Fencing
BW, WI, XLNT
Garage Spaces
3
Other Structures
GH, GHA, SH
Parking Spots
3
Parking Total
3
Patio And Porch Features
PTO, SL, OPN, POF
Roof
TLE
Spa Features
IG, PVT
View
CI, TW
Window Features
SHT
Financial
Map
Community
- Address20149 Stanford CT Walnut CA
- CityWalnut
- CountyLos Angeles
- Zip Code91789
Market Summary
Current real estate data for Single Family in Walnut as of Aug 13, 2026
115
Single Family Listed
61
Avg DOM
478
Avg $ / SqFt
$1,372,154
Avg List Price
Property Summary
- 20149 Stanford CT Walnut CA is a Single Family for sale in Walnut, CA, 91789. It is listed for $2,350,000 and features 5 beds, 3 baths, and has approximately 3,426 square feet of living space, and was originally constructed in 1985. The current price per square foot is $686. The average price per square foot for Single Family listings in Walnut is $478. The average listing price for Single Family in Walnut is $1,372,154. To schedule a showing of MLS#oc26137835 at 20149 Stanford CT in Walnut, CA, contact your The Knight Group LA agent at 310.409.7242.
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Courtesy of Century 21 Masters. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than The Knight Group LA include the name of the listing broker. Neither the listing company nor The Knight Group LA shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.20149 Stanford CT
Walnut, CA
