Check Availability
$4,995,000
● House - For Sale

3015 3rd St

Boulder, CO 80304
bedrooms
5 Beds
bathrooms
5 Baths, 3 Half Baths
square feet
9,667 Ft²
$28,172
Est. Monthly
-0.09%
Cap Rate

About This Property

Outstanding custom-built contemporary stone estate built by a builder for his own residence. A highly desirable and an unbeatable Boulder location, backing to open space on 1.25 acres with sweeping city, Flatiron and mountain vistas. You will be captivated by the immense curb appeal the moment you arrive. Featuring over 9400 of gracious living on 3 levels, 5 en-suite bedrooms and 10 baths, and an elevator with direct access to every floor including the heated 6 car garage. Fine architectural details, soaring 20' ceilings, numerous terraces and patios, a main floor guest apartment, heated saltwater pool in an extraordinary setting and a spa conservatory room. Walk or bike to Pearl Street shops and restaurants and enjoy immediate access to Boulder's best hiking right outside your front door. Impressive top floor with cherry floors, custom millwork, formal living room overlooking the city, dining room with Flatiron views, enormous Chef's kitchen, cherry cabinetry, Viking and Bosch appliances, a casual family dining area that shares a floor to ceiling stone fireplace with the family room and there are multiple dining terraces. Primary suite with reading room, fireplace, library hall and 5-piece luxury bath complete with steam shower, jetted soaking tub and 2 walk-in closets.  Many flexible and highly functional rooms are on the 2nd level, children's play and media room, yoga room with steam shower, an art studio or sun room, an exercise room with full bath, 3 en-suite bedrooms and 2500 bottle wine cellar. Lower level features a Billiards and game room with wet bar, media room with wet bar, a home office, and a guest apartment designed to accommodate extended family. Heated driveway and roof snowmelt system, mature landscaping, large rock outcroppings & perennial garden borders, stone walls and flagstone patios and a cistern for irrigation. Private and surrounded by nature, a highly desirable Boulder lifestyle property providing all the amenities and convenience.
Unit Size
9,667 Ft²
Days on Market
-
Land Size
1.25 acres
Price per sqft
$517
Property Type
House
Property Taxes
$3,646
HOA Dues
-
Year Built
1998

Listed By

Jeffery Erickson
LIV Sotheby's International Realty
Ryan McIntosh
LIV Sotheby's International Realty

Payment Calculator

Cap Rate Calculator

Last updated: 10 months ago (REcolorado MLS #8512914)

Price History

Date / Event Date Event Price
Jul 17, 2026 Sold
Sold
Jun 15, 2026 In contract -
In contract
Dec 23, 2025 Price Decreased $4,995,000
↓ $255K (4.9%)
Price Decreased
Sep 23, 2025 Price Decreased $5,250,000
↓ $250K (4.6%)
Price Decreased
Jun 21, 2025 Price Increased $5,500,000
↑ $750K (15.8%)
Price Increased
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Property Highlights

Garage
Air Conditioning
Fireplace
With View
Parking Details
Has Garage
Attached Garage
Parking Features: Heated Garage, Oversized
Garage Spaces: 6
Interior Details
Half Bathrooms: 3
Full Bathrooms: 5
Interior Features: In-Law Floorplan, Eat-in Kitchen, Open Floorplan, Pantry, Walk-In Closet(s), Sauna, Wet Bar, Kitchen Island, Study Area, Cathedral/Vaulted Ceilings
Appliances: Double Oven, Dishwasher, Refrigerator, Washer, Dryer, Disposal
Laundry Features: Main Level
Has Fireplace
Fireplace Features: Gas, 2+ Fireplaces, Family/Recreation Room Fireplace
Basement: Built-In Radon
Exterior Details
Square Footage: 9667
Square Footage Source: $0
Property Condition: Not New, Previously Owned
Architectural Style: Contemporary/Modern
Year Built: 1998
Building Area Total: 9667
Levels: Three Or More
Window Features: Window Coverings, Bay Window(s), Skylight(s), Double Pane Windows
Construction Materials: Stone, Stucco
Patio and Porch Features: Patio, Deck
Lot Features: Sloped, Rock Outcropping, Abuts Ditch, Abuts Public Open Space
Lot Size Area: 54450
Lot Size Units: Square Feet
Lot Size Acres: 1.25
Lot Size Square Feet: 54450
Water Source: Cistern, City Water
Financial Details
Tax Annual Amount: $43,746
Utilities Details
Cooling Type: Central Air, Ceiling Fan(s)
Heating Type: Forced Air, Baseboard, Humidity Control
Sewer : Public Sewer, City Sewer

Building Info

Overview

    General

  • Year Built: 1998
  • Effective Year Built: 1998
  • Building Count: 1
  • Total Rooms: 11
  • Bedroom Count: 5
  • Bathroom Count: 8
  • Full Bathrooms: 5
  • Partial Bathrooms: 8
  • Building Condition: 1
  • Building Quality: 1
  • Construction Type: 12
  • Building Style: 2
  • Exterior Walls Type: 16
  • Interior Walls Type: 3
  • Roof Shape Type: 0
  • Roof Cover Type: 15
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 1
  • Garage Square Area: 2,570
  • Parking Space Count: 9
  • Patio Type: 0
  • Porch Type: 8
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 54,252
  • Total Building Area: 12,237
  • Gross Building Area: 12,466
  • Building Area: 9,667
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 1
  • Heating: 10
  • Heated Square Feet: 9,667
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: NEWLANDS - BO
  • Land Acres: 0000001246
  • Standard Land Use Code: 1001
  • County Land Use Code: 1112
  • Legal Description 1: ELY PT OF LOTS 21-24 & WLY 132 FT M/L OF LOTS 12-19 & WLY POR LOTS 20-24 BLK 52 NEWLANDS

Neighborhood

  • School District Name: Boulder Valley School District RE-2
  • Census Tract: 012101

Geography

  • Assessors Map Reference: B17-B
  • Account Number: R0033086
  • Parcel: R0033086
  • Block: 52
  • Lot: 21
  • Meridian: SEC 24 TWN 1N RNG 71
  • Municipality: BOULDER
  • Latitude: 40.0294
  • Longitude: -105.293

    Address

  • Full Address: 3015 3rd St
  • Address - House Number: 3015
  • Address - Street Name: 3rd
  • Address - Suffix Type: St
  • State: CO
  • City Name: Boulder
  • Carrier Code: C073
  • 4-Digit Zip Code: 2538
  • Zip Code: 80304

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $3,464,338
  • Tax Rate Code Area: 00-010

    Market Valuation

  • Market Total Value: $7,615,500
  • Market Land Value: $4,656,800
  • Market Improvement Value: $2,958,700

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $515,189
  • Assessed Land Value: $315,033
  • Assessed Improvements Value: $200,156

    Sales

  • Current Sale Contract Date: Nov 10, 2009
  • Current Sale Recording Date: Nov 20, 2009
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 3043160
  • Previous Sale Recording Date: Sep 16, 2005
  • Previous Sale Contract Date: Sep 14, 2005
  • Previous Sale Amount: $2,600,000
  • 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

About Central Boulder


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Frequently Asked Questions

When was property at 3015 3rd Street built and last sold?
The property at 3015 3rd Street was built in 1998 and last sold on Nov 10, 2009 for $2,750,000.
How much is this home worth?
The estimated value of the home located at 3015 3rd Street is $4,851,456.
What are some comparable homes to 3015 3rd Street?
There are currently no comparable homes to 3015 3rd Street.