331 Hillside Ave, Piedmont, CA, 94611

Water Views - Eco Friendly

Address

331 Hillside Ave, Piedmont, CA

Listing Type

New

Price

$ 10,950,000

Property Attributes

ID#41147518
TypeSingle Family
Listing Status New
CountyAlameda
CityPiedmont
NeighborhoodCentral Piedmont
Zip94611
StyleTraditional
Year Built1908
Price$ 10,950,000
Bedrooms6
Full Bathrooms6
Half Bathrooms3
Sqr Footage8164
Lot Size0.75 Acres

Data Source:

Bay East MLS, CCAR MLS, or bridgeMLS

Property Description

Set on ¾ of an acre in central Piedmont, 331 Hillside Avenue offers rare estate scale, spectacular views, and the quality and infrastructure of a newly built home. Originally constructed in 1906, the residence was comprehensively rebuilt over three years, with a new seismic foundation, structural steel, shear walls, and entirely new systems, fixtures and finishes. A marble entry leads to a hand-forged staircase connecting all three levels. The living room features a see-through fireplace shared with the solarium and opens to an ipe wood balcony overlooking the pool. The elegant dining room captures bay and city views, while the private study is adjacent to the solarium. The exceptional kitchen features luxury finishes, top-end appliances, and a banquette, opening to the family room and outdoor deck with heaters and BBQ. The upper level includes four en suite bedrooms. The luxurious primary suite offers a sitting room, office, fireplace, dual dressing rooms and marble bath to capture the view. A spacious laundry and dedicated craft room complete the level. Designed for entertaining, the lower level features a theater, game area, custom bar, and a glass-enclosed, temperature- controlled wine cellar. A fitness area, music room, ½ bath and French doors lead to the pool deck. A private guest/au pair suite with full bath and exterior entrance completes the level. The grounds are extraordinary: a pool with spa, limestone terrace, fire pit with panoramic views, bocce court, sport court, raised gardens, fruit and olive trees, and chicken coop. A separate guest house offers a bedroom, living room with fireplace, full kitchen, bath and laundry, with bi-fold doors opening to a porch overlooking San Francisco. The home's infrastructure includes owned solar, UPS electrical backup plus 3 Tesla Powerwalls, two EV charging locations, whole-property wifi and Sonos. A four-car garage includes a half bath and workshop. Conveniently located in central Piedmont, it’s top-rated schools, the center of town. the new state-of-the-art community pool, Recreation Center and tennis courts.

Price History
9/9/2026	Listed $10,950,000

General Features

Living Area	8164
Sewer	Public Sewer
Heating	Zoned,Natural Gas,Fireplace Insert
Cooling	None
Utilities	Individual Electric Meter,Individual Gas Meter
Roof	Composition Shingles
Appliances	Dishwasher,Double Oven,Gas Range,Grill Built-in,Microwave,Oven,Range,Refrigerator,Self Cleaning Oven,Dryer,Washer,Tankless Water Heater,ENERGY STAR Qualified Appliances
Garage Spaces	4
Architectural Style	Traditional
Pool Features	Gas Heat,Gunite,In Ground,Pool Cover,Pool Sweep,On Lot,Pool/Spa Combo,Outdoor Pool
Construction Materials	Stucco
Year Built	1908
Electric	Photovoltaics Seller Owned,220 Volts in Kitchen
View	Bay Bridge,City Lights,Downtown,Golden Gate Bridge,Mt Diablo,Panoramic,San Francisco,Water,Trees/Woods,Bridge(s),City,Mt Tamalpais,Ocean,Twin Peaks
Stories Count	3
Levels	Three or More Stories
Property Subtype	Detached
Accessibility	None
County	Alameda
New Construction	false
Property Type	Residential
HOA	false
Energy Efficient	Ceiling Insulation,Energy Audit - Available,EnergyAudit Req City-Cnty,Insulation - Floor,Insulation - Per Owner,Walls Insulated,Appliances,Thermostat,Water Heater
Subdivision Name	Central Piedmont
Garage Y/N	true
Green Energy Generation	Solar,Solar Power Off Grid,Solar Power On Grid
Total Rooms	16
Full Baths	6
Status	New
Directions	Oakland Ave to Hillside
City	Piedmont
High School District	Piedmont (510) 594-2600
MLS Area	Listing
Lot Size Square Feet	32500
Property Condition	Existing
Virtual Tour	https://websites.open.homes/preview/1f191ad8-6c79-686e-8db7-02ffe917ffb9/mls
Standard Status	Active
Elementary School District	Piedmont (510) 594-2600

Interior Features

Interior Amenities	Au Pair,Den,Family Room,In-Law Floorplan,Library,Music Room,Storage,Utility Room,Workshop,Breakfast Nook,Pantry,Updated Kitchen,Wet Bar,Sound System,Energy Star Lighting,Smart Home,Smart Thermostat
Flooring	Concrete,Hardwood,Tile,Engineered Wood
Total Fireplaces	4
Fireplace Features	Dining Room,Family Room,Insert,Gas,Living Room,Master Bedroom,Two-Way
Air Conditioning Y/N	false
Heating Y/N	true
Window Features	Window Coverings,Low Emissivity Windows
Fireplace Y/N	true
Laundry Features	220 Volt Outlet,Dryer,Gas Dryer Hookup,In Basement,Laundry Room,Washer,Cabinets,Sink,Upper Level,Washer/Dryer Stacked Incl
Total Bedrooms	6
Kitchen Features	220 Volt Outlet,Breakfast Nook,Stone Counters,Dishwasher,Double Oven,Eat-in Kitchen,Disposal,Gas Range/Cooktop,Grill Built-in,Kitchen Island,Microwave,Oven Built-in,Pantry,Range/Oven Built-in,Refrigerator,Self-Cleaning Oven,Updated Kitchen,Wet Bar
Total Baths	9
1/2 Baths	3
Power Production Type	Photovoltaics

Exterior Features

Exterior Amenities	Balcony,Garden,Back Yard,Garden/Play,Sprinklers Automatic,Sprinklers Front,Sprinklers Side,Storage,Landscape Back,Landscape Front,Private Entrance
Fencing	Fenced
Parking Features	Covered,Detached,Side Yard Access,Workshop in Garage,Enclosed,Electric Vehicle Charging Station(s),Garage Faces Rear,Garage Door Opener,RV Access/Parking,Side By Side,Uncovered Park Spaces 2+
Lot Features	2 Houses / 1 Lot,Sloped Down,Premium Lot,Back Yard,Front Yard,Sprinklers In Rear,Landscaped
Water Source	Public
Lot Size Area	32670
Foundation Details	Slab,Concrete
Building Area Total	8164
Lot Size Acres	0.75
ADU Y/N	true