Custom Estate in Big Sky offers nearly 7,000 SF of living space, including 8 bedrooms, 6.5 bathrooms which includes a private 1+1 ADU with it's own laundry. Ideally located at the end of a cul-de-sac with unobstructed mountain views!! A rare multi-generational opportunity, this home features a downstairs primary suite, a guest bedroom with adjacent full bath and private entrance, plus a fully equipped guest house. The main residence spans 5,994 SF, complemented by a 998 SF guest house with 1 Bed, 1 Bath, Kitchen, and laundry. A grand entry welcomes you with custom double glass doors, porcelain tile, engineered hardwood flooring, and a wood and iron staircase. Architectural details include columns, crown molding, and a built-in entertainment center. Formal living and dining rooms with plantation shutters flow seamlessly into the family room and secondary dining area, all enhanced by scenic views. Let's not forget about the 330 SF sunroom with wall-to-wall windows and skylights adding additional flexible living space. The chef's kitchen is designed for both function and entertaining, featuring a large island, granite countertops, stainless steel appliances, double ovens, a swing door, and a walk-in pantry with glass door. The main level includes 4 bedrooms and 3.5 baths, including the primary suite with backyard views, dual walk-in closets, dual vanities, and a large stone-tiled shower with bench. All bathrooms in the main home are upgraded with granite countertops, wood vanities, and custom tile work. Upstairs offers 4 additional bedrooms, 3 full bathrooms, a loft, and 2 balconies. Highlights include a large bonus room/bedroom with balcony access, two en-suite bedrooms with mountain views (one with balcony), and an additional bedroom with a nearby hall bath. A walkable, drywalled attic with built-in storage and attic fans adds valuable storage space. Built in 2022 The private guest house (ADU) is situated in its own wing and designed for comfort and accessibility, featuring wide entryways, engineered hardwood floors, Milgard windows, a fireplace, full kitchen with quartz countertops and shaker cabinetry, living and dining areas, a full-size laundry, and a primary suite with walk-in closet and spa-like bath. Multiple access points include a private exterior entrance, backyard access, and interior connection to the main home, with potential to add a staircase to the upstairs bonus room. The outdoor space offers a tranquil, private setting with mountain views, built-in BBQ, firepit, artificial turf, drought-tolerant landscaping, a grassy area, lemon, lime, and orange trees on a drip system. Built with quality and durability in mind, features include wide/deep footings, thick slab, steel beams and posts, Milgard windows with wood casings, 8-foot doors, crown molding, and recessed lighting throughout. Additional upgrades include a fully paid 17kW Tesla solar system (2023), 3 tankless water heaters, 3 AC units, security cameras, and exterior lighting. Additional amenities include a 3-car garage, RV access with side shed, and a large driveway. The Big Sky community offers access to parks, hiking and biking trails, a nearby dog park, and convenient proximity to shopping, dining, hospitals, and the 118 and 23 freeways.
For sale
Price cut: $304K (5/28)
$2,695,000
3490 Trego Ct, Simi Valley, CA 93065
8beds
6,992sqft
Single Family Residence
Built in 2012
0.36 Acres Lot
$2,543,700 Zestimate®
$385/sqft
$260/mo HOA
What's special
Built-in entertainment centerDownstairs primary suiteWood and iron staircaseEngineered hardwood flooringLarge drivewayUnobstructed mountain views
- 74 days |
- 692 |
- 11 |
Zillow last checked:
Listing updated:
Listed by:
Kristi Turner DRE #01402057 805-279-1183,
Pinnacle Estate Properties, Inc.
Source: CSMAOR,MLS#: 226001879
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 8
- Bathrooms: 7
- Full bathrooms: 6
- 1/2 bathrooms: 1
Heating
- Forced Air, Natural Gas
Cooling
- Attic Fan, Ceiling Fan(s), Central Air, Zoned
Appliances
- Included: Tankless Water Heater, Disposal, Gas Dryer Hookup, Vented Exhaust Fan
- Laundry: In Unit, Laundry Room, Inside, Laundry Area
Features
- In-Law Floorplan, High Ceilings, Cathedral Ceiling(s), Built-in Features, Crown Molding, Open Floorplan, Granite Counters, Pantry, Formal Dining Room, Kitchen Island
- Flooring: Carpet, Ceramic Tile, Hardwood
- Doors: Double Door Entry
- Windows: Double Pane Windows, Plantation Shutters, Skylight(s)
- Has fireplace: Yes
- Fireplace features: Raised Hearth, Guest House, Gas
Interior area
- Total structure area: 6,992
- Total interior livable area: 6,992 sqft
Video & virtual tour
Property
Parking
- Total spaces: 3
- Parking features: Garage Attached, Garage - 3 Doors
- Attached garage spaces: 3
Accessibility
- Accessibility features: Accessible Entrance, Customized Wheelchair Accessible
Features
- Levels: Two
- Stories: 2
- Entry location: Ground Level - No Steps
- Patio & porch: Covered, Porch, Front Porch
- Has view: Yes
- View description: Mountain(s)
Lot
- Size: 0.36 Acres
Details
- Additional structures: Guest House Attached, Shed(s), ADU Bathrooms: 1, ADU Bedrooms: 1, ADU Living Area: 1, ADU : 1
- Parcel number: 6190050245
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Mediterranean
- Property subtype: Single Family Residence
Materials
- Flagstone, Stone, Stucco, Block Walls
- Roof: Tile
Condition
- Year built: 2012
Utilities & green energy
- Electric: In Garage
Community & HOA
Community
- Subdivision: Highlands
HOA
- Has HOA: Yes
- Amenities included: Biking Trails, Park, Trail(s)
- HOA fee: $260 monthly
Location
- Region: Simi Valley
Financial & listing details
- Price per square foot: $385/sqft
- Tax assessed value: $1,752,810
- Annual tax amount: $19,986
- Date on market: 4/23/2026
- Cumulative days on market: 75 days
- Listing terms: Conventional,Cash
Estimated market value
$2,543,700
$2.42M - $2.67M
$7,182/mo
Price history
| Date | Event | Price |
|---|---|---|
| 5/28/2026 | Price change | $2,695,000-10.1%$385/sqft |
Source: | ||
| 4/23/2026 | Listed for sale | $2,999,000+856.6%$429/sqft |
Source: | ||
| 4/27/2011 | Sold | $313,500$45/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $19,986 +34% | $1,752,810 +2% |
| 2024 | $14,911 | $1,718,442 +27.9% |
| 2023 | $14,911 -0.1% | $1,343,945 +2% |
| 2022 | $14,932 +0.2% | $1,317,594 +2% |
| 2021 | $14,895 +1.8% | $1,291,759 +1% |
| 2020 | $14,636 +4.7% | $1,278,516 +2% |
| 2019 | $13,983 +0.5% | $1,253,448 +2% |
| 2018 | $13,914 +2% | $1,228,872 +2% |
| 2017 | $13,641 +4.6% | $1,204,777 +2% |
| 2016 | $13,047 +1.8% | $1,181,155 +1.5% |
| 2015 | $12,812 +1.1% | $1,163,415 +2% |
| 2014 | $12,678 | $1,140,627 +0.5% |
| 2013 | -- | $1,135,474 +255.2% |
| 2012 | -- | $319,681 -9.1% |
| 2011 | -- | $351,798 +0.5% |
| 2009 | -- | $350,000 -42.8% |
| 2007 | -- | $612,000 +2% |
| 2006 | -- | $600,000 |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
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: 93065
Nearby schools
GreatSchools rating
- 6/10Atherwood Elementary SchoolGrades: K-6Distance: 1.2 mi
- 5/10Hillside Middle SchoolGrades: 6-8Distance: 2.9 mi
- 7/10Simi Valley High SchoolGrades: 9-12Distance: 4.6 mi
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- California
- Ventura County
- Simi Valley
- 93065
- 3490 Trego Ct




