Check Availability
$2,289,999
● House - For Sale

3965 Douglas Mountain Dr

Golden, CO 80403
bedrooms
5 Beds
bathrooms
2 Baths, 1 Half Bath
square feet
5,418 Ft²
$11,899
Est. Monthly

About This Property

Set behind a private gate on over 50 acres, this exceptional Colorado mountain estate offers seclusion, acreage and elevated living just outside Golden. Designed by acclaimed architect Sears Barrett and built in 2009, the home is positioned to capture sweeping views of meadows, open skies, and snow-capped peaks through floor-to-ceiling windows that blur the line between indoors and out. The light-filled, open-concept layout features soaring ceilings, mahogany hardwood floors with radiant heat, 8-foot interior doors and refined finishes throughout. The living area flows into a gourmet kitchen with high-end stainless appliances, quartzite countertops, abundant cabinetry and access to dining spaces and outdoor patios, ideal for entertaining and everyday living. The main-level primary suite is a private retreat with a fireplace, dual walk-in closets and a spa-inspired five-piece bath with jetted soaking tub and oversized shower. Upstairs, three guest bedrooms provide comfort and privacy. A finished ADU above the 3-car garage includes a full kitchen, bath and flexible living space ideal for guests, extended family or a creative studio. Outside, enjoy private trails, abundant wildlife and total tranquility, with several trailheads, Clear Creek and open space 5-10 minutes away. Horse-friendly and zoned under the Colorado State Forestry Service agricultural program, the property offers valuable tax and utility benefits. The land is off-grid capable with solar, wind, propane, a private well and full wiring for security, internet, and whole-home audio. The acreage offers potential for investment, development, or multigenerational living. Despite its privacy, it's just 20 minutes from Downtown Golden and about 45 minutes from Denver, Boulder and world-class skiing, with rare back-road access to I-70 via Idaho Springs to bypass Floyd Hill traffic. A rare blend of privacy, architectural pedigree, sustainable infrastructure and proximity that is nearly impossible to replicate.
Unit Size
5,418 Ft²
Days on Market
-
Land Size
50.46 acres
Price per sqft
$423
Property Type
House
Property Taxes
$655
HOA Dues
-
Year Built
2009

Listed By

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Last updated: 15 days ago (REcolorado MLS #IRE5415672)

Price History

Date / Event Date Event Price
Sep 23, 2026 Listed $2,289,999
Listed
Aug 3, 2026 No longer available -
No longer available
Nov 6, 2025 Price Decreased $2,499,999
↓ $150K (5.7%)
Price Decreased
Oct 8, 2025 Price Increased $2,649,999
↑ $150K (6%)
Price Increased
Jul 17, 2025 Listed $2,499,999
Listed
Set behind a private gate on over 50 acres, this exceptional Colorado mountain estate offers seclusion, acreage and elevated living just outside Golden. Designed by acclaimed architect Sears Barrett and built in 2009, the home is positioned to capture sweeping views of meadows, open skies, and snow-capped peaks through floor-to-ceiling windows that blur the line between indoors and out. The light-filled, open-concept layout features soaring ceilings, mahogany hardwood floors with radiant heat, 8-foot interior doors and refined finishes throughout. The living area flows into a gourmet kitchen with high-end stainless steel appliances, quartzite countertops, abundant cabinetry, and access to dining spaces and outdoor patios, ideal for entertaining and everyday living. The main-level primary suite is a private retreat with a fireplace, dual walk-in closets and a spa-inspired five-piece bath with jetted soaking tub and oversized shower. Upstairs, three guest bedrooms provide comfort and privacy. A finished ADU above the 3-car garage includes a full kitchen, bathroom, and flexible living space ideal for guests, extended family, or a creative studio. Outside, enjoy private trails, abundant wildlife, open skies, and total tranquility. Horse-friendly and zoned under the Colorado State Forestry Service agricultural program, the property offers valuable tax and utility benefits. The land is off-grid capable with solar, wind, propane, a private well, and full wiring for security, internet, and whole-home audio. Zoned for subdivision, the acreage offers potential for investment, development, or multigenerational living. Despite its privacy, the property is just 20 minutes from Downtown Golden and approximately 45 minutes from Denver, Boulder, and world-class skiing, with rare back-road access to I-70 via Idaho Springs to bypass Floyd Hill traffic. A rare blend of privacy, architectural pedigree, sustainable infrastructure, and proximity that is nearly impossible to replicate.
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Property Highlights

Garage
Fireplace
Parking Details
Has Garage
Parking Features: Attached
Garage Spaces: 3
Interior Details
Half Bathrooms: 1
Full Bathrooms: 2
Interior Features: Eat-in Kitchen, Cathedral Ceiling(s), Open Floorplan, Pantry, Walk-In Closet(s), Wet Bar, Kitchen Island, Jack & Jill Bathroom
Appliances: Double Oven, Dishwasher, Refrigerator, Washer, Dryer, Freezer, Disposal, Gas Bar-B-Q
Has Fireplace
Fireplace Features: Gas, Living Room, Bedroom, Two or More
Exterior Details
Square Footage: 5418
Square Footage Source: $0
Year Built: 2009
Levels: Two
Construction Materials: Frame
Patio and Porch Features: Patio, Deck
Lot Features: Meadow, Deciduous Trees, Abuts Public Open Space
Lot Size Area: 2198037.6
Lot Size Units: Square Feet
Lot Size Acres: 50.46
Lot Size Square Feet: 2198037.6
Water Source: Well
Financial Details
Tax Annual Amount: $7,856
Utilities Details
Heating Type: Radiant, Humidity Control
Sewer : Septic Tank

Building Info

Overview

    General

  • Year Built: 2009
  • Effective Year Built: 2009
  • Building Count: 1
  • Bedroom Count: 4
  • Bathroom Count: 7
  • Full Bathrooms: 5
  • Partial Bathrooms: 7
  • Building Condition: 0
  • Building Quality: 1
  • Construction Type: 6
  • Building Style: 40
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 18
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 1
  • Garage Square Area: 1,050
  • Parking Space Count: 4
  • Patio Type: 69
  • Porch Type: 66
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 2,198,255
  • Total Building Area: 5,418
  • Gross Building Area: 5,556
  • Building Area: 5,556
  • Building Area Measurement: R

    Heating and Cooling

  • Fireplace Count: 1
  • Air Conditioning: 0
  • Heating: 10
  • Heated Square Feet: 4,368
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 5
  • Water Service: 6

Building

  • Building Type: 0
  • Property Class: A
  • Subdivision: ACREAGE
  • Land Acres: 0000050465
  • Standard Land Use Code: 7009
  • County Land Use Code: 451
  • State Land Use Code: 4177
  • Legal Description 1: SECTION 24 TOWNSHIP 03 RANGE 72 QTR SE SIZE: 1961158 VALUE: 45.022 KEY=018 SECTION 25 TOWNSHIP 03 RANGE 72 QTR NE SIZE: 237097 VALUE: 5.443 KEY=008

Neighborhood

  • School District Name: Jefferson County School District R-1
  • Census Tract: 009858

Zoning

  • Zoning: A2

Geography

  • Account Number: 300148162
  • Parcel: 32-244-00-002
  • Meridian: SEC 24 TWN 03S RNG 72W
  • Municipality: UNINCORPORATED AREA
  • Latitude: 39.7719
  • Longitude: -105.391

    Address

  • Full Address: 3965 Douglas Mountain Dr
  • Address - House Number: 3965
  • Address - Street Name: Douglas Mountain
  • Address - Suffix Type: Dr
  • State: CO
  • City Name: Golden
  • Carrier Code: R016
  • 4-Digit Zip Code: 7701
  • Zip Code: 80403

Valuation

    Tax

  • Total Area: 4,368
  • Tax Year: 2023
  • Tax Amount: $818,464
  • Tax Rate Code Area: 4622

    Appraisal Valuation

  • Standard Deviation: 0.163
  • Valuation Date: Feb 21, 2024
  • Confidence Score: 79
  • Final Value: 2,774,033
  • High Value: 3,226,476
  • Low Value: 2,321,589

    Market Valuation

  • Market Total Value: $1,459,768
  • Market Land Value: $3,734
  • Market Improvement Value: $1,456,034

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $98,540
  • Assessed Land Value: $986
  • Assessed Improvements Value: $97,554

    Sales

  • Current Sale Contract Date: Apr 28, 2021
  • Current Sale Recording Date: Apr 29, 2021
  • Current Sale Price:
  • Current Sale Document Type: 68
  • Current Sale Input Document Number: 2021067914
  • Previous Sale Recording Date: Dec 14, 2005
  • Previous Sale Contract Date: Dec 12, 2005
  • Previous Sale Amount: $385,000
  • Previous Sale Document Type: 71
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

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Frequently Asked Questions

When was property at 3965 Douglas Mountain Drive built and last sold?
The property at 3965 Douglas Mountain Drive was built in 2009 and last sold on Apr 28, 2021 for $2,300,000.
How much is this home worth?
The estimated value of the home located at 3965 Douglas Mountain Drive is $2,319,642.
What are some comparable homes to 3965 Douglas Mountain Drive?
There are currently no comparable homes to 3965 Douglas Mountain Drive.