$4,750,000
5,014
SQ FT
$947
SQ/FT
4040 LOS ARABIS DRIVE
@ Upper Happy Vall - Happy Valley, Lafayette
- 5 Bed
- 4.5 (4/1) Bath
- 3 Park
- 5,014 sqft
- Lafayette
-
-
Sun Jan 11, 1:00 pm - 5:00 pm
Offered for first time in 52 years, rare opportunity to own one of Happy Valley’s premier gated estates—quiet, private & ideally located. Set on approx 2.96± acres this primarily one-level residence offers timeless architecture & exceptional indoor-outdoor living, ideal proximity to commute routes, downtown, Lafayette Reservoir, Oakwood Athletic Club, top-rated Happy Valley Elementary & miles of scenic trails. The 5,014± sq ft home is oriented around gardens, brick patios & natural vistas, with numerous French doors & picture windows framing the landscape. Interiors feature wood paneled walls, hardwood floors, vaulted ceilings, bay windows, statement lighting & generous, flexible living spaces. Chef’s kitchen includes top the line appliances, large center island, pantry, marble baking nook & Dutch door to brick terrace and open to the family room. Formal living & dining rooms anchor the home with grand wood-burning fireplace, soaring ceilings, chandeliers & 5 sets of French doors.
Offered for first time in 52 years, rare opportunity to own one of Happy Valley’s premier gated estates—quiet, private & ideally located. Set on approx 2.96± acres this primarily one-level residence offers timeless architecture & exceptional indoor-outdoor living, ideal proximity to commute routes, downtown, Lafayette Reservoir, Oakwood Athletic Club, top-rated Happy Valley Elementary & miles of scenic trails. The 5,014± sq ft home is oriented around gardens, brick patios & natural vistas, with numerous French doors & picture windows framing the landscape. Interiors feature wood paneled walls, hardwood floors, vaulted ceilings, bay windows, statement lighting & generous, flexible living spaces. Chef’s kitchen includes top the line appliances, large center island, pantry, marble baking nook & Dutch door to brick terrace and open to the family room. Formal living & dining rooms anchor the home with grand wood-burning fireplace, soaring ceilings, chandeliers & 5 sets of French doors. Bedroom wing includes primary suite w/ garden access, spa-like bath w/custom closets, Jack-&-Jill bedrooms, en-suite guest room & flexible bonus spaces. Grounds feature gorgeous pool w/spa, brick patios, expansive lawns, mature trees & redwood deck—creating a private, resort-like retreat!
- Current Status
- New
- Original Price
- $4,750,000
- List Price
- $4,750,000
- On Market Date
- Jan 10, 2026
- Property Type
- Detached
- D/N/S
- Happy Valley
- Zip Code
- 94549
- MLS ID
- 41120568
- APN
- 2471000022
- Year Built
- 1941
- Stories in Building
- 1
- Possession
- Close Of Escrow
- Data Source
- MAXEBRDI
- Origin MLS System
- CONTRA COSTA
Bentley Upper
Private 9-12 Nonprofit
Students: 323 Distance: 0.4mi
Happy Valley Elementary School
Public K-5 Elementary
Students: 556 Distance: 1.0mi
Contra Costa Jewish Day School
Private K-8 Religious, Nonprofit
Students: 161 Distance: 1.2mi
Contra Costa Jewish Day School
Private K-8 Elementary, Religious, Coed
Students: 148 Distance: 1.2mi
Glorietta Elementary School
Public K-5 Elementary
Students: 462 Distance: 1.7mi
Orinda Academy
Private 7-12 Secondary, Coed
Students: 90 Distance: 1.8mi
- Bed
- 5
- Bath
- 4.5 (4/1)
- Parking
- 3
- Attached, Garage Door Opener
- SQ FT
- 5,014
- SQ FT Source
- Measured
- Lot SQ FT
- 128,938.0
- Lot Acres
- 2.96 Acres
- Pool Info
- In Ground, Outdoor Pool
- Kitchen
- Dishwasher, Double Oven, Electric Range, Dryer, Washer, Gas Water Heater, Breakfast Bar, Electric Range/Cooktop, Pantry
- Cooling
- None
- Disclosures
- Disclosure Package Avail
- Entry Level
- Exterior Details
- Garden, Back Yard, Front Yard, Garden/Play, Sprinklers Automatic, Sprinklers Front, Entry Gate, Landscape Back, Private Entrance
- Flooring
- Hardwood, Tile, Carpet
- Foundation
- Fire Place
- Brick, Family Room, Living Room
- Heating
- Zoned
- Laundry
- Dryer, Laundry Room, Washer, Inside Room
- Main Level
- 5 Bedrooms, 4 Baths, Primary Bedrm Suite - 1, No Steps to Entry
- Views
- Hills
- Possession
- Close Of Escrow
- Architectural Style
- Ranch
- Non-Master Bathroom Includes
- Tile, Tub, Updated Baths, Window
- Construction Status
- Existing
- Additional Miscellaneous Features
- Garden, Back Yard, Front Yard, Garden/Play, Sprinklers Automatic, Sprinklers Front, Entry Gate, Landscape Back, Private Entrance
- Location
- Corner Lot, Premium Lot, Back Yard, Landscaped, Private, Security Gate, Sprinklers In Rear
- Roof
- Composition Shingles
- Water and Sewer
- Public
- Fee
- Unavailable
MLS and other Information regarding properties for sale as shown in Theo have been obtained from various sources such as sellers, public records, agents and other third parties. This information may relate to the condition of the property, permitted or unpermitted uses, zoning, square footage, lot size/acreage or other matters affecting value or desirability. Unless otherwise indicated in writing, neither brokers, agents nor Theo have verified, or will verify, such information. If any such information is important to buyer in determining whether to buy, the price to pay or intended use of the property, buyer is urged to conduct their own investigation with qualified professionals, satisfy themselves with respect to that information, and to rely solely on the results of that investigation.
School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.

