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300 Camille Ave AveAlamo, CA 94507

For Sale

$12,800,000

Smart Buyer Rebate $128,000

300 Camille Avenue, known as the Ball Estate, is a gated Westside Alamo landmark offering unprecedented grounds, history, and timeless elegance. Set on approximately 3.98 flat acres, this legacy property captures the essence of refined luxury living. The residence spans over 8,800± sq ft across two levels, showcasing exquisite millwork, new appliances, formal and informal entertaining spaces, soaring ceilings, and lower level bonus room. The grounds are truly exceptional—anchored by majestic, mature redwoods that create a sense of privacy and serenity rarely found. Expansive, sun-drenched lawns stretch across the property, offering endless possibilities, including space for an ADU, while the natural canopy and thoughtful layout provide a peaceful, secluded retreat. In addition to the estate’s incredible privacy, it remains ideally positioned just a short distance from the Iron Horse Trail and surrounding hiking paths, seamlessly blending nature and convenience. Downtown Alamo and Danville are only minutes away, offering easy access to top-tier dining, boutique shopping, and everyday amenities. Designed for both grand entertaining and everyday living, the property also features a 1,579 sq ft pool house, an oversized resort-style pool, and a detached bar—creating a private, resort-like setting that feels worlds away, yet close to everything.

Listed by Khrista Jarvis

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License #01213582

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Coldwell Banker Realty

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9258560782

Last updated June 25, 2026

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Source: CRMLS #41134276

Listing Facts

  • TypeSingle-family
  • NeighborhoodWestside
  • Bedrooms6
  • Bathrooms7.5
  • Days on Prevu66
  • Size8,842 sqft
  • Price per sqft$1,448

Amenities

  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

05/27/2026
Listed by Coldwell Banker Realty
$12,800,000

Property Details for 300 Camille Ave Ave

Exterior

Construction

  • Roof: Slate
  • Stories: 2
  • Window Features: Bay Window(s)
  • Year Built: 1912
  • Architectural Style: Custom, Traditional
  • Construction Materials: Stucco
  • Exterior Features: Garden

Features

  • Other Structures: Storage
  • Patio And Porch Features: Front Porch, Porch
  • Pool Features: In Ground
  • View: Trees/Woods

Measurements

  • Lot Features: Back Yard, Garden
  • Lot Size Acres: 3.98
  • Lot Size Area: 173,369
  • Lot Size Source: Other
  • Lot Size Square Feet: 173,369
  • Lot Size Units: Square Feet

Interior

Features

  • Appliances: Dryer, Washer
  • Fireplace Features: Family Room, Living Room, Wood Burning, Master Bedroom
  • Fireplace: Yes
  • Flooring: Carpet, Tile, Wood
  • Interior Features: Breakfast Bar, Eat-in Kitchen

Measurements

  • Living Area: 8,842

Rooms

  • Bathrooms Full: 7
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 8
  • Bedrooms Total: 6

Other

Location

  • Subdivision Name: WEST SIDE ALAMO

Parking

Parking

  • Attached Garage: Yes
  • Carport: Yes
  • Parking Features: Attached, Carport
  • Parking Total: 1

Schools

High School

  • High School District: San Ramon Valley

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Has Heating: Yes

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 6 bedrooms and 7.5 bathrooms in this single-family home at 300 Camille Ave Ave.

Does this single-family home have parking?

Yes, there is 1 parking space available for 300 Camille Ave Ave.

How does 300 Camille Ave Ave compare to other single-family homes in Westside?

This single-family home is listed 195% above the average price for single-family homes in Westside and has been on the market for 2 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 8,842 sqft.

300 Camille Ave Ave is a 6-bedroom, 7.5-bath single-family home for sale in Alamo CA 94507. Listed on Prevu for 66 days at $12,800,000. This home features 8,842 square feet of living space, located in Westside. The median listing price for single-family homes in this area is $3,199,000. Additional amenities include private outdoor space, air conditioning, parking, swimming pool, and washer/dryer. View other single-family home listings in Contra Costa County.

Based on information from California Regional Multiple Listing Service, Inc. 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 Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.