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$2,999,000

4 Beds 2 / 2 Full / Half Baths 3,098 SQFT 1.25 Acres
Type: Single Family

421 Z Road, Silverthorne, CO 80498

MLS#: S1059453
Slifer Smith & Frampton Real Estate | SummitCountyRealEstate.com
Office: 970.845.2000
Presented by: Your Castle Summit, LLC; amy@amynakos.com

421 Z Road, Silverthorne, CO 80498

 

Perched atop the exclusive Ptarmigan neighborhood in Silverthorne, 421 Z Rd is a masterfully designed sanctuary blending cutting-edge sustainability with elevated mountain luxury. Situated on 1.25 acres—with the option to acquire an adjacent 1.25-acre parcel for a truly expansive estate—this bespoke 4-bedroom residence showcases some of Summit County’s most awe-inspiring views, spanning from Lake Dillon to the Gore Range. Every inch of this custom-built home has been meticulously curated to captivate the most discerning buyer. The striking copper-clad exterior makes a bold architectural statement, while inside, rich walnut cabinetry and one-of-a-kind Blue Marine Granite countertops—sourced by hand from Dallas, TX—set the tone for refined individuality. The chef’s kitchen is a showpiece of design and function, boasting premium appliances from Wolf, Dacor, and Miele, along with motorized cabinetry for seamless modern living. Even the dishwasher responds with a simple knock. Overhead, a custom interlocking wood ceiling and sculptural chandeliers elevate the aesthetic experience. Three expansive La Cantina floor-to-ceiling sliding glass walls disappear to reveal an unmatched indoor/outdoor lifestyle, flowing onto a composite deck complete with a hot tub overlooking the peaks. Ideal for buyers who value environmental consciousness without sacrificing comfort, the home features owned solar panels that slash utility costs by 80–90%, a cutting-edge SIPS roof, an advanced water treatment system, and a dedicated EV charging station. A greenhouse allows for year-round gardening and sustainability. In the luxurious primary suite, unwind in a spa-like steam shower or a soaking tub that dramatically fills from the ceiling. Located just minutes from world-class skiing and four-season recreation, this home is not only a residence—it’s a statement. 421 Z Rd offers a rare blend of eco-luxury, innovative design, and natural beauty, setting a new standard for Colorado mountain living.


 

Interior Features

Bedrooms

Total Bedrooms4

Bathrooms

3/4 Baths1
Half Baths2
Total Baths4

Other Interior Features

LivingAreaSource0 sqft
Air Conditioning Y/NNo
BasementNone, Heated
Basement (Y/N)No
Fireplace FeaturesGas
Fireplace Y/NYes
FlooringConcrete, Wood
Furnished Y/NUnfurnished
Heating Y/NYes
Interior AmenitiesBuiltInFeatures, CeilingFans, FivePieceBathroom, Fireplace, HighCeilings, KitchenIsland, PrimarySuite, Pantry, QuartzCounters, Skylights, SmartThermostat, VaultedCeilings, WalkInClosets
Laundry FeaturesInUnit, SeeRemarks
Total Fireplaces1
Window FeaturesSkylights

Other Rooms

Room TypeEatInKitchen, Other

General

Additional Parcels Y/NNo
AppliancesBuiltInOven, DoubleOven, Dryer, Dishwasher, ElectricCooktop, Freezer, Disposal, Microwave, Refrigerator, TrashCompactor, Washer, WasherDryer
Attached Garage No
AttributionContactamy@amynakos.com
Building FeaturesNotApplicable
Carport Y/NNo
CitySilverthorne
Community FeaturesTrailsPaths
CountySummit
Current UseResidential
DirectionsFrom Highway 6, turn right on to Rainbow Drive. Take next right on to Tanglewood Lane. Turn right on to Ptarmigan Trail. Keep left on CO Road 2020. Turn right on to Barking Dog Court which turns into
Elementary SchoolSilverthorne
Energy EfficientAppliances, Construction, Doors, ExposureShade, Hvac, Insulation, Lighting, Roof, Thermostat, WaterHeater, Windows
ExclusionsNo
Full Baths1
Garage Spaces2.0
Garage Y/NYes
Green Building Verification TypeUnknown
HOANo
HOA Fee$0.0
HeatingRadiant
High SchoolSummit
Home Warranty Y/NNo
Land Lease Y/NNo
Lease Considered Y/NNo
Lease Renewal Y/NNo
Legal DescriptionLOT 32 GOVERNMENT TRACTS 6-5-77 SUB
LevelsTwo, MultiSplit
Living Area3,098 sqft
Lot Size Square Feet54,450 sqft
Lot Size UnitsAcres
MLS AreaWildernest/Silverthorne
MLS Area MinorSilverthorne/Dillon
Middle/Junior High SchoolSummit
MobileHomeRemainsYNNo
New ConstructionNo
Occupancy TypeOwner
Ownership TypeSoleProprietor
Parcel Number1,300,817
Patio/Porch FeaturesDeck
Pets AllowedYes
PossessionDeliveryOfDeed
PostalCitySilverthorne
Property Attached Y/NNo
Property ConditionResale
Property Sub Type AdditionalSingleFamilyResidence
Property SubtypeSingleFamilyResidence
Property TypeResidential
Rent Control Y/NNo
RoofMetal
Senior Community Y/NNo
SewerSepticTank
Spa FeaturesHotTub
Standard StatusActive
StatusActive
Subdivision NameGOVERNMENT TRACTS 6-5-77 SUB
Tax Annual Amount$7,626
Tax Lot32
Tax Year2024
Total Rooms12
UtilitiesElectricityAvailable, HighSpeedInternetAvailable, Propane, SepticAvailable
ViewLake, Mountains
Virtual TourClick here
Year Built2017
Zoning DescriptionSingle Family

Exterior

Building Area Total3,098 sqft
Crops Included Y/NNo
Foundation DetailsPoured
Horse Y/NNo
Irrigation Water Rights Y/NNo
Lot FeaturesSeeRemarks
Lot Size Acres1.25
Lot Size Area1 sqft
Lot Size SourcePublicRecords
Parking FeaturesAttached, Garage
Road ResponsibilityPublicMaintainedRoad
Road Surface TypeDirt
SpaYes
Water SourceWell
Waterfront Y/NNo

Additional Details

Price History

Schools 

High School Summit High School
Middle School Summit Middle School
Elementary School Silverthorne Elementary School

  

Similar Properties

$2,999,000

4 Beds 2 / 2 Full / Half Baths 3,098 SQFT 1.25 Acres
Type: Single Family

421 Z Road, Silverthorne, CO 80498

MLS#: S1059453
Slifer Smith & Frampton Real Estate | SummitCountyRealEstate.com
Office: 970.845.2000