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For sale
    • Price cut: $45K (7/15)
    $1,550,000

    91 Shell Pl, Discovery Bay, CA 94505

    4beds
    4,689sqft
    : 
    $9,930/mo
    Get pre-qualified
    Single Family Residence
    Built in 1993
    10,018 Square Feet Lot
    $-- Zestimate®
    $331/sqft
    $-- HOA

    What's special

    Formal dining roomLarge corner lotVersatile bonus roomSide yard trailer storage
    NEW PRICE - OPEN HOUSE JULY 18 - Welcome to your Delta waterfront escape—this custom 4,689 sq ft home sits on a large corner lot with an impressive “U”-shaped driveway and offers a private dock equipped with two HydroHoists (10,000 lb & 7,500 lb). With direct access to over 1,100 miles of waterways leading to the San Francisco Bay, this is boating at its best. Ask about the boat for sale. Inside, a marble style ceramic floor in the foyer opens to a light-filled open floorplan with soaring ceilings. The kitchen shines with stainless steel appliances and abundant cabinetry, while the great room delivers an immersive entertainment experience with a professional-grade 11.1 channel Dolby Atmos surround sound system (available for purchase). The downstairs primary suite (~725 sq ft) offers a private retreat, complemented by a formal dining room and a versatile bonus room (potential 4th bedroom). Step outside to a large deck framed by lush landscaping—perfect for waterfront entertaining. The oversized 4-car shop-style garage (~930 sq ft, ~29’ x 32’) with 10’6” ceilings and a 10’ x 10’ RV door is ideal for boats, vehicles, or hobbies, plus side yard trailer storage. A rare opportunity to own a true Delta waterfront entertainer’s dream.
    130 days
    |
    531
    |
    20
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Michael Guzzardo DRE #01066846 925-864-5757,

    Corcoran Icon Properties

    Source: bridgeMLS/CCAR/Bay East AOR,MLS#: 41129278MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 3
      • Full bathrooms: 2
      • 1/2 bathrooms: 1
      Rooms
      • Room types: Formal Dining Room
      Kitchen
      • Features: Breakfast Nook, Stone Counters, Dishwasher, Double Oven, Eat-in Kitchen, Disposal, Gas Range/Cooktop, Ice Maker Hookup, Kitchen Island, Microwave, Range/Oven Built-in, Refrigerator, Updated Kitchen
      Heating
      • Forced Air
      Cooling
      • Central Air
      Appliances
      • Included: Dishwasher, Double Oven, Gas Range, Plumbed For Ice Maker, Microwave, Range, Refrigerator, Gas Water Heater
      • Laundry: Laundry Room
      Features
      • Breakfast Nook, Updated Kitchen
      • Flooring: Tile, Carpet
      • Number of fireplaces: 1
      • Fireplace features: Living Room
      Interior area
      • Total structure area: 4,689
      • Total interior livable area: 4,689 sqft
      Video & virtual tour

      Property

      Parking
      • Total spaces: 4
      • Parking features: Attached, Garage Door Opener
      • Garage spaces: 4
      Features
      • Levels: Two Story
      • Stories: 2
      • Exterior features: Dock, Front Yard, Sprinklers Automatic, Landscape Front
      • Pool features: None
      • On waterfront: Yes
      • Waterfront features: Beach Front, Waterfront
      Lot
      • Size: 10,018 Square Feet
      • Features: Corner Lot, Bay/Harbor, Landscaped
      Details
      • Parcel number: 0083600072
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Contemporary
      • Property subtype: Single Family Residence
      Materials
      • Stucco
      Condition
      • Existing
      • New construction: No
      • Year built: 1993

      Utilities & green energy

      • Electric: No Solar
      • Sewer: Public Sewer
      • Water: Public

      Community & HOA

      HOA
      • Has HOA: No
      Location
      • Region: Discovery Bay

      Financial & listing details

      • Price per square foot: $331/sqft
      • Tax assessed value: $837,027
      • Annual tax amount: $10,950
      • Date on market: 4/1/2026
      • Listing terms: Cash,Conventional

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        7/15/2026Price change$1,550,000-2.8%$331/sqft
        Source: bridgeMLS/CCAR/Bay East AOR #41129278 Report a problem
        5/12/2026Price change$1,595,000-3.3%$340/sqft
        Source: bridgeMLS/CCAR/Bay East AOR #41129278 Report a problem
        4/1/2026Listed for sale$1,650,000+153.8%$352/sqft
        Source: bridgeMLS/CCAR/Bay East AOR #41129278 Report a problem
        3/24/2009Sold$650,000-10.3%$139/sqft
        Source: Public Record Report a problem
        12/8/2008Price change$725,000-6.5%$155/sqft
        Source: foreclosure.com Report a problem
        11/13/2008Price change$775,000-5.5%$165/sqft
        Source: foreclosure.com Report a problem
        11/5/2008Price change$819,900-3.5%$175/sqft
        Source: foreclosure.com Report a problem
        9/27/2008Price change$849,900-5.6%$181/sqft
        Source: foreclosure.com Report a problem
        8/20/2008Listed for sale$899,900-13.4%$192/sqft
        Source: foreclosure.com Report a problem
        7/16/2008Sold$1,039,066+10.7%$222/sqft
        Source: Public Record Report a problem
        6/15/2004Sold$939,000$200/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$10,950 +4.8%$837,027 +2%
        2024$10,444 +1.5%$820,616 +2%
        2023$10,291 +1.6%$804,527 +2%
        2022$10,132 +2.3%$788,753 +2%
        2021$9,899 +0.2%$773,289 +1%
        2020$9,875 +1.1%$765,361 +2%
        2019$9,771 +3.8%$750,355 +2%
        2018$9,410 +1.9%$735,643 +2%
        2017$9,233 +0.5%$721,220 +2%
        2016$9,186 +3.8%$707,079 +1.5%
        2015$8,847 $696,459 +2%
        2014$8,847 $682,817 +0.5%
        2013-- $679,732 +2%
        2012-- $666,405 +2%
        2011-- $653,340 +0.8%
        2010-- $648,458 -7.4%
        2009-- $700,000 -31.1%
        2008-- $1,016,402 +2%
        2007-- $996,473 +2%
        2006-- $976,935 +2%
        2005-- $957,780 +47.6%
        2004-- $649,102 +1.9%
        2003-- $637,206 +2%
        2002-- $624,713 +2%
        2001-- $612,465
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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        Climate risks

        Neighborhood: 94505

        Getting around

        20 / 100
        Car-Dependent
        32 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

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