Welcome to 4438 Sidewinder Loop in the sought after Terrain neighborhood of Castle Rock. This move in ready 5 bedroom, 4 bathroom home offers an open floor plan, 3 car tandem garage, finished walk-out basement and a premium lot backing to open space! Step inside to a meticulously maintained open concept layout featuring a spacious great room with one of two fireplaces, expansive windows showcasing open space views, and seamless flow into the dining area and gourmet kitchen. The kitchen is a true centerpiece with a large island, granite countertops, stainless steel appliances, gas cooktop, double ovens, and a convenient microwave in the island. A walk-in pantry adds functionality, making this space ideal for both everyday living and entertaining. The main level also includes a private home office, a bedroom, and a full bathroom, perfect for guests or multi-generational living.
Upstairs, you’ll find a versatile loft and a luxurious primary suite with serene open space views. The primary retreat features a cozy sitting area with its own fireplace and access to a spa like five piece bath with quartz countertops, dual vanities, and two spacious walk-in closets. Bedrooms 2 and 3 each offer walk-in closets and share a well-appointed Jack and Jill bathroom.
The finished walk-out basement expands your living space with a large recreation room, wet bar, additional bedroom and bathroom, designed for entertaining, game nights, and privacy for guests.
Enjoy Colorado’s outdoor lifestyle from the covered south facing deck and covered patio, both overlooking peaceful open space.
Terrain offers resort style amenities including community pools, tennis courts, a clubhouse, dog parks, and scenic trails. Located less than 10 minutes from the under construction Castle Rock Rec Center, with convenient access to I-25, shopping, dining, and top rated Douglas County schools.
This exceptional home truly delivers on location, lifestyle, and livability.
For sale
$865,000
4438 Sidewinder Loop, Castle Rock, CO 80108
5beds
4,852sqft
Est.:
Single Family Residence
Built in 2018
6,621 Square Feet Lot
$-- Zestimate®
$178/sqft
$96/mo HOA
What's special
Two fireplacesVersatile loftLarge islandWalk-in pantryGas cooktopDouble ovensStainless steel appliances
- 4 days |
- 640 |
- 36 |
Zillow last checked: 7 hours ago
Listing updated: April 02, 2026 at 12:12pm
Listed by:
Erica Chouinard 720-233-6481 erica@denvercohomes.com,
RE/MAX Professionals,
The Real Estate Experts 303-522-5550,
RE/MAX Professionals
Source: REcolorado as distributed by MLS GRID,MLS#: 5034869
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 4
- Full bathrooms: 2
- 3/4 bathrooms: 2
- Main level bathrooms: 1
- Main level bedrooms: 1
Bedroom
- Level: Main
- Area: 130.29 Square Feet
- Dimensions: 12.9 x 10.1
Bedroom
- Features: Primary Suite
- Level: Upper
- Area: 214.56 Square Feet
- Dimensions: 14.4 x 14.9
Bedroom
- Level: Upper
- Area: 203.75 Square Feet
- Dimensions: 16.3 x 12.5
Bedroom
- Level: Upper
- Area: 208.68 Square Feet
- Dimensions: 14.8 x 14.1
Bedroom
- Level: Basement
- Area: 119.6 Square Feet
- Dimensions: 11.5 x 10.4
Bathroom
- Level: Main
Bathroom
- Features: Primary Suite
- Level: Upper
Bathroom
- Description: Jack And Jill Bath
- Level: Upper
Bathroom
- Level: Basement
Bonus room
- Description: Sitting Area At Primary Bedroom
- Level: Upper
- Area: 148.14 Square Feet
- Dimensions: 13.11 x 11.3
Dining room
- Level: Main
- Area: 128.62 Square Feet
- Dimensions: 10.9 x 11.8
Family room
- Level: Main
- Area: 317.58 Square Feet
- Dimensions: 20.1 x 15.8
Game room
- Description: Wet Bar
- Level: Basement
- Area: 686.4 Square Feet
- Dimensions: 20.8 x 33
Kitchen
- Description: Includes Breakfast Nook
- Level: Main
- Area: 331.15 Square Feet
- Dimensions: 18.5 x 17.9
Loft
- Level: Upper
- Area: 244.1 Square Feet
- Dimensions: 14.11 x 17.3
Office
- Level: Main
- Area: 114.24 Square Feet
- Dimensions: 11.3 x 10.11
Heating
- Forced Air, Natural Gas
Cooling
- Central Air
Appliances
- Included: Bar Fridge, Cooktop, Dishwasher, Disposal, Double Oven, Dryer, Microwave, Range Hood, Refrigerator, Washer
Features
- Ceiling Fan(s), Eat-in Kitchen, Entrance Foyer, Five Piece Bath, Granite Counters, Jack & Jill Bathroom, Kitchen Island, Pantry, Primary Suite, Smoke Free, Walk-In Closet(s), Wet Bar
- Flooring: Carpet, Tile, Wood
- Windows: Double Pane Windows
- Basement: Finished,Full,Walk-Out Access
- Number of fireplaces: 2
- Fireplace features: Family Room, Master Bedroom
Interior area
- Total structure area: 4,852
- Total interior livable area: 4,852 sqft
- Finished area above ground: 3,325
- Finished area below ground: 1,357
Video & virtual tour
Property
Parking
- Total spaces: 3
- Parking features: Floor Coating, Tandem
- Attached garage spaces: 3
Features
- Levels: Two
- Stories: 2
- Patio & porch: Covered, Deck, Patio
- Fencing: Full
Lot
- Size: 6,621 Square Feet
- Features: Open Space
Details
- Parcel number: R0489539
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- Frame
- Roof: Composition
Condition
- Year built: 2018
Details
- Builder model: Beaumont
- Builder name: D.R. Horton, Inc
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
Community
- Security: Carbon Monoxide Detector(s), Radon Detector, Smoke Detector(s)
- Subdivision: Terrain
HOA
- Has HOA: Yes
- Amenities included: Clubhouse, Playground, Pool, Spa/Hot Tub, Tennis Court(s), Trail(s)
- Services included: Maintenance Grounds, Trash
- HOA fee: $287 quarterly
- HOA name: Terrain Castle Oaks Master
- HOA phone: 303-985-9623
Location
- Region: Castle Rock
Financial & listing details
- Price per square foot: $178/sqft
- Tax assessed value: $780,225
- Annual tax amount: $5,468
- Date on market: 4/1/2026
- Listing terms: Cash,Conventional,FHA,VA Loan
- Exclusions: Seller’s Personal Property
- Ownership: Individual
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 4/1/2026 | Listed for sale | $865,000+63.5%$178/sqft |
Source:  REcolorado as distributed by MLS GRID #5034869 Report a problem | ||
| 3/25/2019 | Listing removed | $529,000$109/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 3/23/2019 | Listed for sale | $529,000+1.7%$109/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 10/23/2018 | Sold | $520,000-1.7%$107/sqft |
Source: Public Record Report a problem | ||
| 10/2/2018 | Price change | $529,000-3.8%$109/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 9/19/2018 | Price change | $550,000-6.2%$113/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 8/25/2018 | Price change | $586,229-1.7%$121/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 8/1/2018 | Price change | $596,229+2.6%$123/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 7/25/2018 | Price change | $581,229-2.9%$120/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 7/10/2018 | Price change | $598,814+0.6%$123/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 5/9/2018 | Price change | $595,159+1%$123/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 5/4/2018 | Price change | $589,266-1.2%$121/sqft |
Source: D.R. Horton - Denver Report a problem | ||
| 3/22/2018 | Listed for sale | $596,229$123/sqft |
Source: D.R. Horton - Denver Report a problem | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $5,743 -0.9% | $48,770 -15.9% |
| 2024 | $5,795 +26.6% | $58,010 -1% |
| 2023 | $4,577 -4.3% | $58,580 +52.5% |
| 2022 | $4,785 | $38,420 -2.8% |
| 2021 | -- | $39,530 +2.8% |
| 2020 | $4,672 +85.2% | $38,440 |
| 2019 | $2,523 | $38,440 +91.9% |
| 2018 | $2,523 +40.7% | $20,030 +34.1% |
| 2017 | $1,793 +468% | $14,940 +1409.1% |
| 2016 | $316 +438.8% | $990 |
| 2015 | $59 | -- |
Find assessor info on the county website
BuyAbility℠ payment
Est. payment
$4,783/mo
Principal & interest
$4240
Property taxes
$447
HOA Fees
$96
More affordability tools
Climate risks
Neighborhood: 80108
Nearby schools
GreatSchools rating
- 6/10Sage Canyon Elementary SchoolGrades: K-5Distance: 0.6 mi
- 5/10Mesa Middle SchoolGrades: 6-8Distance: 1.2 mi
- 7/10Douglas County High SchoolGrades: 9-12Distance: 2.2 mi
Schools provided by the listing agent
- Elementary: Sage Canyon
- Middle: Mesa
- High: Douglas County
- District: Douglas RE-1
Source: REcolorado as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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