300 Camille AveAlamo, CA 94507

Single Family · 6 Beds · 7 Full Baths · 1 Partial Bath · 8,842 Sq. ft. | 3.98 Acres
$12,800,000 Active

300 Camille Ave Overview

Time on Site:
49 days
Visits:
0

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.

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300 Camille Ave Facts & Features

  • Type Single Family
  • Sq. ft. 8,842
  • Price/Sq.ft. $1,448
  • Lot 3.98 Acres

Details

General

School Information

  • School District: San Ramon Valley (925) 552-5500

Building Information

  • New Construction: false
  • Year Built: 1912

Location/Region

  • Country: US
  • County Or Parish: Contra Costa
  • Subdivision Name: WEST SIDE ALAMO

General Information

  • Listing Terms: Cash,Conventional
  • Property Condition: Existing
  • Property Sub Type: Single Family Residence
  • Property Type: Residential
  • Special Listing Conditions: Standard

Interior

Parking Information

  • Garage Spaces: 0
  • Garage: true

Beds/Baths

  • Bathrooms Full: 7
  • Bathrooms Partial: 1
  • Bathrooms Total: 8
  • Bedrooms Total: 6

Building Interior

  • Building Area Source: Other
  • Building Area Total: 8842
  • Building Area Units: Square Feet

General Information

  • Appliances: Dishwasher,Electric Range,Oven,Refrigerator,Dryer,Washer
  • Electric: No Solar
  • Fireplace Features: Family Room,Living Room,Master Bedroom,Wood Burning
  • Fireplace: true
  • Fireplaces Total: 3
  • Flooring: Hardwood,Tile,Carpet
  • Interior Features: Au Pair,Den,Dining Area,Family Room,Formal Dining Room,Office,Storage,Utility Room,Breakfast Bar,Breakfast Nook,Pantry,Updated Kitchen
  • Laundry Features: Dryer,Laundry Room,Washer,Cabinets,Laundry Chute,Sink
  • Levels: Two Story
  • Living Area: 8842
  • Living Area Units: Square Feet
  • Rooms Total: 18
  • Security Features: Security Gate,Smoke Detector(s)
  • Stories: 2
  • Window Features: Bay Window(s)

Exterior

Parking Information

  • Parking Features: Carport,Drive Through,Parking Spaces,Private

Lot Information

  • Lot Features: Level,Premium Lot,Back Yard,Landscaped,Private,Security Gate
  • Lot Size Acres: 3.98
  • Lot Size Area: 3.98
  • Lot Size Square Feet: 173369
  • Lot Size Units: Acres
  • Water Source: Public,Well - Agricultural

Waterfront/View

    Building Exterior/Construction

    • Architectural Style: Custom,Traditional
    • Attached Garage: false
    • Construction Materials: Stucco

    General Information

    • Carport: true
    • Covered Spaces: 0
    • Exterior Features: Garden,Back Yard,Garden/Play,Storage,Landscape Back,Landscape Front,Private Entrance
    • Other Structures: Shed(s)
    • Pool Features: In Ground,Pool House,Outdoor Pool
    • Pool Private: true
    • Sewer: Septic Tank,Public Sewer

    300 Camille Ave Neighborhood

    Community

    94507 (Alamo) Demographics

    49
    Median Age
    1,107
    Population Density (per sq. mile)
    81%
    College Educated
    $250,001
    Estimated Median Income
    4,488
    Estimated Total Home Owners
    327
    Estimated Total Renters
    93% / 7%
    Estimated Owner / Renter Divide
    3
    Estimated Average Household Size
    Community data courtesy of LiveBy, Inc.

    Schools

    School data courtesy of LiveBy, Inc. School ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating.

    300 Camille Ave Monthly Cost

    $
    $ %
    %
    $
    $
    * All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

    300 Camille Ave Market Data

    Based on the last 30 days in this zip code

    $4,225,410
    Average List Price
    $896
    Average Price per Square Foot
    12
    Properties Sold
    54
    Average Days on Market
    98
    Properties for Sale
    Calculations provided by Reliance Network

    300 Camille Ave History

    Date Event Value Agent
    6/3/2026Source: bridgeMLS Status Change
    Active
    5/27/2026Source: bridgeMLS Status Change
    New
    5/11/2026Source: CRMLS Added to Database
    May 11, 2026
    5/11/2026Source: bridgeMLS Added to Database
    May 11, 2026
    Listing provided courtesy of Coldwell Banker Realty- MLS# 41134276MLS Provider