Here is your opportunity to own an estate built by the award-winning Shea Homes, perfectly nestled in Simi Valley's highly coveted Big Sky community. It features a 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.
Pending
Price cut: $174.8K (9/11)
$1,499,000
3401 Deep Waters Ct, Simi Valley, CA 93065
5beds
4,502sqft
Single Family Residence
Built in 2006
0.64 Acres Lot
$1,652,700 Zestimate®
$333/sqft
$260/mo HOA
What's special
Sparkling poolPlay areaSecluded peaceful cul-de-sacSweeping viewsPanoramic elevated viewsBeautiful viewsVery large private bathroom
- 108 days
- 1,041
- 74
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#: 226002833
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: $333/sqft
- Tax assessed value: $1,613,341
- Date on market: 6/17/2026
- Cumulative days on market: 108 days
- Listing terms: Conventional,Cash to New Loan,Cash
- Road surface type: Paved
Estimated market value
$1,652,700
$1.57M - $1.74M
$7,547/mo
Price history
| Date | Event | Price |
|---|---|---|
| 9/30/2026 | Pending sale | $1,499,000$333/sqft |
Source: | ||
| 9/22/2026 | Contingent | $1,499,000$333/sqft |
Source: | ||
| 9/11/2026 | Price change | $1,499,000-10.4%$333/sqft |
Source: | ||
| 7/15/2026 | Price change | $1,673,800-3.8%$372/sqft |
Source: | ||
| 6/17/2026 | Listed for sale | $1,740,000+54.1%$386/sqft |
Source: | ||
| 12/13/2006 | Sold | $1,129,000$251/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2026 | -- | $1,613,341 +2% |
| 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
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Neighborhood: 93065
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