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New construction
  • $5,400,000

    5648 Baseline Rd, Boulder, CO 80303

    3beds
    3,525sqft
    : 
    Mixed Use
    Built in 2026
    0.88 Acres Lot
    $-- Zestimate®
    $1,532/sqft
    $-- HOA

    What's special

    Sleek architectural linesPostcard-worthy viewsUnobstructed mountain vistasOverlooks protected open spaceExtraordinary settingResort-style outdoor retreatWalls of floor-to-ceiling windows
    Experience modern luxury at its finest in this architecturally striking, brand-new Boulder residence by Cornerstone Homes, thoughtfully designed to capture sweeping mountain panoramas from the iconic Flatirons to the distant Continental Divide. Set within a private oasis in Boulder, this ultra-modern home seamlessly blends dramatic natural surroundings with refined contemporary living. Walls of floor-to-ceiling windows frame postcard-worthy views while flooding the interior with natural light, creating a seamless connection between indoor and outdoor spaces. A showstopping 1,365-square-foot rooftop deck overlooks protected open space and delivers unobstructed mountain vistas, perfect for entertaining, sunset gatherings, or quiet mornings above it all. The resort-style outdoor retreat features a luxury in-ground heated saltwater pool and hot tub, surrounded by thoughtfully designed, picturesque landscaping that enhances both privacy and beauty. In total, the property offers an impressive 8,282 square feet of combined indoor and outdoor usable living space, providing exceptional flexibility for everyday living and hosting alike. Built with performance and sustainability in mind, the home will achieve a HERS score of 0, is Energy Star rated, and includes owned (not leased) solar PV, offering net-zero efficiency without sacrificing design or comfort. With sleek architectural lines, expansive living areas, and an extraordinary setting, this residence presents a rare opportunity to own a true statement home where modern luxury meets Colorado's most breathtaking scenery.
    30 days
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    12,601
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    74
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    Zillow last checked: 8 hours ago

    Listing updated: February 20, 2026 at 07:58am

    Listed by:

    Elissa Tompkins 7208911787,

    HomeSmart

    Source: IRES,MLS#: 1050699MLS Logo

    Tour with a local agent

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 4
    • Full bathrooms: 3
    • 1/2 bathrooms: 1
    • Main level bathrooms: 4
    Primary bedroom
    • Description: Hardwood
    • Features: Luxury Features Primary Bath, 5 Piece Primary Bath
    • Level: Main
    • Area: 225 Square Feet
    • Dimensions: 15 x 15
    Bedroom 2
    • Description: Hardwood
    • Level: Main
    • Area: 192 Square Feet
    • Dimensions: 16 x 12
    Bedroom 3
    • Description: Hardwood
    • Level: Main
    • Area: 192 Square Feet
    • Dimensions: 16 x 12
    Dining room
    • Description: Hardwood
    • Level: Main
    • Area: 210 Square Feet
    • Dimensions: 10 x 21
    Family room
    • Description: Hardwood
    • Level: Main
    Great room
    • Description: Hardwood
    • Level: Main
    • Area: 420 Square Feet
    • Dimensions: 20 x 21
    Kitchen
    • Description: Hardwood
    • Level: Main
    • Area: 273 Square Feet
    • Dimensions: 13 x 21
    Laundry
    • Description: Tile
    • Level: Main
    Living room
    • Description: Hardwood
    • Level: Main
    Recreation room
    • Description: Hardwood
    • Level: Main
    Study
    • Description: Hardwood
    • Level: Main
    • Area: 110 Square Feet
    • Dimensions: 10 x 11
    Heating
    • Forced Air, Heat Pump
    Cooling
    • Central Air
    Appliances
    • Included: Gas Range, Self Cleaning Oven, Double Oven, Dishwasher, Refrigerator, Bar Fridge, Washer, Dryer, Microwave, Freezer, Water Purifier Owned, Disposal
    • Laundry: Sink, Washer/Dryer Hookup
    Features
    • Eat-in Kitchen, Separate Dining Room, Open Floorplan, Pantry, Walk-In Closet(s), Wet Bar, Kitchen Island, High Ceilings
    • Flooring: Wood
    • Windows: Window Coverings
    • Basement: Crawl Space,Built-In Radon,Sump Pump
    • Has fireplace: Yes
    • Fireplace features: Gas, Great Room
    Interior area
    • Total structure area: 3,100
    • Total interior livable area: 3,525 sqft
    • Finished area above ground: 3,100
    • Finished area below ground: 0

    Property

    Parking
    • Total spaces: 2
    • Parking features: Attached
    • Attached garage spaces: 2
    • Details: Attached
    Accessibility
    • Accessibility features: Level Lot, Accessible Hallway(s), Accessible Doors, Main Floor Bath, Accessible Bedroom, Main Level Laundry
    Features
    • Levels: One
    • Stories: 1
    • Spa features: Community
    • Fencing: Fenced
    • Has view: Yes
    • View description: Mountain(s), Hills
    Lot
    • Size: 0.88 Acres
    • Features: Water Rights Excluded
    Details
    • Parcel number: R0035365
    • Zoning: RR
    • Special conditions: Private Owner

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Contemporary
    • Property subtype: Mixed Use
    Materials
    • Frame, Stone
    • Roof: Rubber
    Condition
    • New construction: Yes
    • Year built: 2026
    Details
    • Builder name: Cornerstone Homes

    Utilities & green energy

    • Electric: Photovoltaics Seller Owned
    • Sewer: Public Sewer
    • Water: Well
    • Utilities for property: Natural Gas Available, Cable Available, Satellite Avail, High Speed Avail
    Green energy
    • Energy efficient items: Southern Exposure, Windows, Energy Rated

    Community & HOA

    Community
    • Features: Pool
    • Security: Fire Alarm
    • Subdivision: TR NBR 140, 150, 164, 166
    HOA
    • Has HOA: No
    Location
    • Region: Boulder

    Financial & listing details

    • Price per square foot: $1,532/sqft
    • Tax assessed value: $1,216,600
    • Annual tax amount: $6,288
    • Date on market: 2/2/2026
    • Listing terms: Cash,Conventional
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    Estimated market value

    Not available

    Estimated sales range

    Not available

    Not available

    Price history

    Price history
    DateEventPrice
    2/2/2026Listed for sale$5,400,000+390.9%$1,532/sqft
    Source: IRES #1050699 Report a problem
    12/17/2024Sold$1,100,000$312/sqft
    Source: Public Record Report a problem

    Public tax history

    Public tax history
    YearProperty taxesTax assessment
    2025$6,017 +2.1%$76,038 -8.6%
    2024$5,896 +20.6%$83,227 -1%
    2023$4,890 +6.6%$84,034 +38.8%
    2022$4,586 +51.4%$60,545 -2.8%
    2021$3,028 $62,287 +54%
    2020$3,028 +18.4%$40,441
    2019$2,557 $40,441 +18%
    2018$2,557 $34,279 -9.5%
    2017$2,557 -7.3%$37,897 +2.3%
    2016$2,758 +6.6%$37,054 -1.4%
    2015$2,587 +21.1%$37,588
    2014$2,137 +25.7%$37,588
    2013$1,700 -24%$37,588 +19.1%
    2012$2,237 -13.4%$31,554
    2011$2,583 +7.2%--
    2010$2,409 +10.5%$37,040
    2009$2,180 +3%$37,040 -24%
    2008$2,116 +12.9%$48,720
    2007$1,875 -18%$48,720 +12.8%
    2006$2,286 +13.1%$43,190
    2005$2,021 +0.6%$43,190 +11.7%
    2004$2,010 +32.9%$38,680
    2003$1,512 -17.7%$38,680 +11.4%
    2002$1,838 $34,720 -90.9%
    2001-- $379,500

    Find assessor info on the county website

    BuyAbility℠ payment

    Est. payment
    $28,386/mo
    Principal & interest
    $26001
    Property taxes
    $2385

      Climate risks

      Neighborhood: 80303

      Getting around

      31 / 100
      Some Transit

      Nearby schools

      GreatSchools rating
      Schools provided by the listing agent
      • Elementary: Eisenhower
      • Middle: Manhattan
      • High: Fairview

      Source: IRES. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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