BUILD YOUR DREAM HOME OR LET US BUILD IT FOR YOU! An extraordinary opportunity to own a brand-new net-zero luxury residence in the heart of Newlands, thoughtfully designed by Brown Development Group and offered pre-construction with fully approved and permitted plans. This exceptional 5,893-square-foot contemporary masterpiece has been meticulously designed to combine sophisticated architecture, breathtaking interiors and outstanding energy efficiency in one of Boulder's most coveted neighborhoods. The five-bedroom, six-bathroom residence showcases expansive indoor-outdoor living spaces, walls of glass, wide-plank hardwood flooring, Ann Sacks tile, premium designer fixtures and a spectacular chef's kitchen featuring custom cabinetry and Sub-Zero, Wolf and Miele appliances. Additional highlights include a luxurious primary suite with private balcony and spa-inspired bath, fitness room with steam shower and sauna, multiple outdoor entertaining areas with a Lynx outdoor kitchen, professionally designed landscaping, a three-car garage and a 17.2kW solar system engineered to achieve an exceptional -1 HERS Index Score. Years of architectural design, engineering, consultant coordination and City of Boulder approvals have already been completed, allowing construction to begin immediately while eliminating the lengthy design and permitting process typically required for a custom home of this caliber. Located just steps from North Boulder Park, Ideal Market, Pearl Street, acclaimed restaurants, coffee shops and Boulder's world-renowned trail system, this is a rare opportunity to own a legacy property in one of the city's most desirable neighborhoods. Seller will also sell the property as a shovel-ready homesite with the fully approved and permitted plans included for $1,700,000, offering a rare opportunity to bypass years of design and permitting. Contact the agent for more details. This is a great opportunity!
New construction
Price cut: $4.3M (6/23)
$5,995,000
515 Alpine Ave, Boulder, CO 80304
5beds
5,893sqft
Single Family Residence
Built in 2027
9,848 Square Feet Lot
$5,750,700 Zestimate®
$1,017/sqft
$-- HOA
What's special
Contemporary masterpieceSpa-inspired bathAnn sacks tileNet-zero luxury residencePrivate balconyPremium designer fixturesLuxurious primary suite
- 300 days |
- 403 |
- 10 |
Zillow last checked:
Listing updated:
Listed by:
Patrick Brown 303-242-6012,
Compass - Boulder
Source: IRES as distributed by MLS GRID,MLS#: 1042948
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Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 8
- Full bathrooms: 2
- 3/4 bathrooms: 4
- 1/2 bathrooms: 2
- Main level bathrooms: 1
Primary bedroom
- Description: Wood
- Features: Full Primary Bath, Luxury Features Primary Bath
- Level: Upper
- Area: 266 Square Feet
- Dimensions: 14 x 19
Bedroom 2
- Description: Wood
- Level: Upper
- Area: 165 Square Feet
- Dimensions: 11 x 15
Bedroom 3
- Description: Wood
- Level: Upper
- Area: 156 Square Feet
- Dimensions: 12 x 13
Bedroom 4
- Description: Wood
- Level: Upper
- Area: 156 Square Feet
- Dimensions: 12 x 13
Bedroom 5
- Description: Carpet
- Level: Basement
- Area: 140 Square Feet
- Dimensions: 10 x 14
Dining room
- Description: Wood
- Level: Main
- Area: 182 Square Feet
- Dimensions: 14 x 13
Family room
- Description: Carpet
- Level: Basement
- Area: 484 Square Feet
- Dimensions: 22 x 22
Kitchen
- Description: Wood
- Level: Main
- Area: 280 Square Feet
- Dimensions: 20 x 14
Laundry
- Description: Tile
- Level: Main
- Area: 96 Square Feet
- Dimensions: 12 x 8
Living room
- Description: Wood
- Level: Main
- Area: 440 Square Feet
- Dimensions: 22 x 20
Study
- Description: Wood
- Level: Main
- Area: 224 Square Feet
- Dimensions: 16 x 14
Heating
- Forced Air
Cooling
- Central Air, Wall/Window Unit(s)
Appliances
- Included: No Inclusions
Features
- Eat-in Kitchen, Separate Dining Room, Cathedral Ceiling(s), Open Floorplan, Walk-In Closet(s), Sauna, Wet Bar, Kitchen Island
- Flooring: Wood
- Basement: Full
- Has fireplace: Yes
- Fireplace features: Living Room
Interior area
- Total structure area: 3,449
- Total interior livable area: 5,893 sqft
- Finished area above ground: 3,449
Property
Parking
- Total spaces: 2
- Parking features: Attached
- Attached garage spaces: 2
- Details: Attached
Features
- Levels: Two
- Stories: 2
- Patio & porch: Patio, Deck
- Exterior features: Sprinkler System, Balcony
- Fencing: Fenced
- Has view: Yes
- View description: Hills, Plains View
Lot
- Size: 9,848 Square Feet
Details
- Parcel number: R0002519
- Zoning: RES
- Special conditions: Private Owner
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Contemporary
- Property subtype: Single Family Residence
Materials
- Stucco
- Roof: Composition
Condition
- New construction: Yes
- Year built: 2027
Details
- Builder name: Brown Development Group
Utilities & green energy
- Electric: Xcel
- Gas: Xcel
- Water: City
- Utilities for property: Natural Gas Available, Electricity Available
Green energy
- Energy efficient items: High Efficiency Furnace
Community & HOA
Community
- Subdivision: Newlands
HOA
- Has HOA: No
Location
- Region: Boulder
Financial & listing details
- Price per square foot: $1,017/sqft
- Tax assessed value: $1,377,800
- Annual tax amount: $33,531
- Date on market: 9/5/2025
- Listing terms: Cash,Conventional
- Electric utility on property: Yes
Estimated market value
$5,750,700
$5.46M - $6.04M
$6,934/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/23/2026 | Price change | $1,700,000-71.6%$288/sqft |
Source:  IRES as distributed by MLS GRID #1062518 Report a problem | ||
| 9/5/2025 | Listed for sale | $5,995,000+408.1%$1,017/sqft |
Source: IRES as distributed by MLS GRID #1042948 Report a problem | ||
| 11/27/2023 | Sold | $1,179,950-7.5%$200/sqft |
Source:  REcolorado as distributed by MLS GRID #IR985105 Report a problem | ||
| 9/27/2023 | Pending sale | $1,275,000$216/sqft |
Source: REcolorado as distributed by MLS GRID #IR985105 Report a problem | ||
| 8/4/2023 | Price change | $1,275,000-1.5%$216/sqft |
Source: IRES as distributed by MLS GRID #985105 Report a problem | ||
| 6/12/2023 | Price change | $1,295,000-1.9%$220/sqft |
Source: IRES as distributed by MLS GRID #985105 Report a problem | ||
| 5/8/2023 | Price change | $1,320,000-4.3%$224/sqft |
Source: IRES as distributed by MLS GRID #985105 Report a problem | ||
| 4/10/2023 | Listed for sale | $1,380,000-8%$234/sqft |
Source: IRES as distributed by MLS GRID #985105 Report a problem | ||
| 7/19/2021 | Listing removed | -- |
Source: Owner Report a problem | ||
| 4/20/2021 | Listed for sale | $1,500,000$255/sqft |
Source: Owner Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $33,531 +341.5% | $372,006 -6.2% |
| 2024 | $7,594 +63.4% | $396,575 +248.5% |
| 2023 | $4,646 +4.9% | $113,785 +127.4% |
| 2022 | $4,431 +1.7% | $50,033 -2.8% |
| 2021 | $4,357 | $51,473 +2.8% |
| 2020 | $4,357 +71.3% | $50,050 |
| 2019 | $2,544 | $50,050 +37% |
| 2018 | $2,544 | $36,540 -9.5% |
| 2017 | $2,544 +31.8% | $40,397 +33.6% |
| 2016 | $1,929 +5.6% | $30,248 -23.2% |
| 2015 | $1,827 -30.9% | $39,402 |
| 2014 | $2,644 +0.4% | $39,402 |
| 2013 | $2,634 -19.5% | $39,402 |
| 2012 | $3,272 -3.1% | $39,402 |
| 2011 | $3,378 +7.1% | -- |
| 2010 | $3,154 +43.5% | $41,790 -6.5% |
| 2009 | $2,198 +3.5% | $44,690 +2.7% |
| 2008 | $2,123 +7.5% | $43,510 -12.6% |
| 2007 | $1,976 -19.9% | $49,780 +24.2% |
| 2006 | $2,466 +2.8% | $40,080 -5.8% |
| 2005 | $2,398 +0.7% | $42,560 +8.4% |
| 2004 | $2,381 +52.2% | $39,250 -4.2% |
| 2003 | $1,564 -21.7% | $40,980 +29.8% |
| 2002 | $1,997 | $31,570 -90.8% |
| 2001 | -- | $345,000 |
Find assessor info on the county website
Monthly payment
Est. payment$--/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: Newlands
Nearby schools
GreatSchools rating
- 8/10Foothill Elementary SchoolGrades: K-5Distance: 0.7 mi
- 5/10Casey Middle SchoolGrades: 6-8Distance: 0.6 mi
- 10/10Boulder High SchoolGrades: 9-12Distance: 1.2 mi
Schools provided by the listing agent
- Elementary: Foothill
- Middle: Casey
- High: Boulder
Source: IRES 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.
A local agent can set up tours, give advice and negotiate with sellers.
- Colorado
- Boulder County
- Boulder
- 80304
- Newlands
- 515 Alpine Ave
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