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For sale
  • Price cut: $66.2K (7/15)
    $1,673,800

    3401 Deep Waters Ct, Simi Valley, CA 93065

    5beds
    4,502sqft
    : 
    $10,549/mo
    Get pre-qualified
    Single Family Residence
    Built in 2006
    0.64 Acres Lot
    $1,652,700 Zestimate®
    $372/sqft
    $260/mo HOA

    What's special

    Play areaSecluded peaceful cul-de-sacPanoramic elevated viewsBeautiful viewsCourtyard flex roomStainless steel appliancesBuilt-in barbecue
    Very large elevated private lot with expansive mountain and sunset views in a secluded, peaceful cul-de-sac at the LOWEST list price per square foot in the coveted, quality-constructed Castlewood at Big Sky. Residents of Castlewood have access to the broader Big Sky amenities, which include a central park with sports fields, a dedicated dog park, and immediate access to miles of hiking and mountain biking trails. Located at the end of a private street is this 5 BR, 4.5 BA home with a courtyard flex room that would make a great office, studio, or gym. This home with panoramic, elevated views features a formal living room with a fireplace and formal dining room with crystal chandelier that both face a courtyard with custom in-ground fountain. The stairway features custom wrought iron detailing along with a beautiful marble medallion. The spacious chef's kitchen features stainless steel appliances, a huge breakfast bar and kitchen island, and a dining nook that opens onto the family room with custom built-in cabinets and a fireplace. The dining nook and family room open to the private, resort-styled yard with sparkling pool, built-in barbecue, fire pit, and play area. There is also a private guest room with full en-suite bath and large walk-in closet on the first floor. Upstairs, the master suite is expansive, with a fireplace, sweeping views, and a very large private bathroom and enormous walk-in closet. The master also features a large private sunroom with mountain views and a fireplace. In addition, there are 3 other spacious secondary bedrooms, one of which has an en-suite bath, the other two which share a bath with double sinks. The upper level also includes a loft which is ideal for a home office or study area. 4500 feet of highly livable very peaceful space with privacy, beautiful views, custom cabinets, custom shutters, and ceiling fans throughout for sale from the original owners.
    60 days
    |
    810
    |
    39
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Joanne Nelson DRE #01296717 805-857-0897,

    Equity Union Real Estate,

    Lauren Polan DRE #00900834,

    Coldwell Banker Realty

    Source: CSMAOR,MLS#: 226002833MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 5
      • Bathrooms: 5
      • Full bathrooms: 4
      • 1/2 bathrooms: 1
      Heating
      • Central Furnace, Zoned, Natural Gas
      Cooling
      • Ceiling Fan(s), Central Air, Zoned
      Appliances
      • Included: Dishwasher, Disposal, Gas Dryer Hookup
      • Laundry: Laundry Room
      Features
      • High Ceilings, Two Story Ceilings, Granite Counters, Pantry, Formal Dining Room
      • Flooring: Carpet, Travertine, Wood/Wood Like
      • Doors: Sliding Glass Door(s)
      • Windows: Double Pane Windows
      • Has fireplace: Yes
      • Fireplace features: Other, Family Room, Living Room, Gas
      Interior area
      • Total structure area: 4,502
      • Total interior livable area: 4,502 sqft

      Property

      Parking
      • Total spaces: 3
      • Parking features: Driveway
      • Garage spaces: 3
      • Has uncovered spaces: Yes
      Features
      • Levels: Two
      • Stories: 2
      • Entry location: Ground Level - No Steps, Main Level
      • Patio & porch: Covered, Enclosed
      • Exterior features: Balcony, Rain Gutters, Gutters, Lawn, Sidewalks
      • Has private pool: Yes
      • Pool features: Private, Gunite
      • Has spa: Yes
      • Spa features: Private, Gunite, In Ground
      • Fencing: Wrought Iron,Fenced
      • Has view: Yes
      • View description: City Lights, Mountain(s)
      Lot
      • Size: 0.64 Acres
      • Features: Front Yard, Landscaped, Flag Lot, Irregular Lot, Cul-De-Sac
      Details
      • Parcel number: 6190080265
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Traditional
      • Property subtype: Single Family Residence
      Materials
      • Stucco
      • Foundation: Concrete Slab
      • Roof: Tile
      Condition
      • Year built: 2006

      Utilities & green energy

      • Water: District/Public

      Community & HOA

      Community
      • Subdivision: Castlewood-493
      HOA
      • Has HOA: Yes
      • Amenities included: Landscaping, Other
      • HOA fee: $260 monthly
      Location
      • Region: Simi Valley

      Financial & listing details

      • Price per square foot: $372/sqft
      • Tax assessed value: $1,581,707
      • Annual tax amount: $18,112
      • Date on market: 6/17/2026
      • Cumulative days on market: 60 days
      • Listing terms: Conventional,Cash to New Loan,Cash
      • Road surface type: Paved

        Estimated market value

        $1,652,700

        $1.57M - $1.74M

        $7,868/mo

        Price history

        DateEventPrice
        7/15/2026Price change$1,673,800-3.8%$372/sqft
        Source: CSMAOR #226002833 Report a problem
        6/17/2026Listed for sale$1,740,000+54.1%$386/sqft
        Source: CSMAOR #226002833 Report a problem
        12/13/2006Sold$1,129,000$251/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$18,112 +10.9%$1,581,707 +2%
        2024$16,335 $1,550,694 +5.4%
        2023$16,335 +7%$1,471,000 +9.1%
        2022$15,264 +7.5%$1,348,000 +10.3%
        2021$14,199 +5.1%$1,222,000 +4.5%
        2020$13,504 +17.1%$1,169,000 +14.7%
        2019$11,534 +3%$1,019,000 +3.9%
        2018$11,199 -3.2%$981,000 -3.4%
        2017$11,570 +4.9%$1,016,000 +2.3%
        2016$11,032 +2.5%$993,000 +2.2%
        2015$10,764 -0.2%$972,000 +0.6%
        2014$10,788 $966,000 +14%
        2013-- $847,000 +5.6%
        2012-- $802,000 -5.8%
        2011-- $851,000 -9.1%
        2009-- $936,000 -17.1%
        2007-- $1,128,611 +807.3%
        2006-- $124,388 +18.8%
        2005-- $104,677
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

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        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.
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        Climate risks

        Neighborhood: 93065

        Getting around

        4 / 100
        Car-Dependent
        14 / 100
        Minimal Transit

        Nearby schools

        GreatSchools rating

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