Residential · Active

5648 Baseline Road

Boulder, CO 80303

3 Beds · 4 Baths · 3,100 Sq Ft

$5,400,000

Single Family

Property Type

0.88 acres

Lot Size

2026

Year Built

$1,742

Price per Sq Ft

2

Parking Spaces

IR1050699

MLS #

About This Property

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.

New construction. Estimated completion is the 4th quarter of 2026. Builder to verify all specs, square footage, and timelines. Finishes and features subject to change.

263 days on market

Listed by Elissa Tompkins · HomeSmart · 7208911787

Last updated: 9/17/2026 10:11 AM · Source: REcolorado®, MLS#: IR1050699

Property Details

Key Details

Property Type Residential
Sub Type Single Family Residence
Status Active
Price per Sq Ft $1,742
Subdivision TR NBR 140, 150, 164, 166
MLS # IR1050699
Days on Market 263
Bedrooms 3
Full Baths 3
Half Baths 1

More Details

Year Built 2026
Lot Size (Sq Ft) 38,381
Acres 0.88
HOA No
Annual Taxes $6,288
State CO
County Boulder
Zoning RR

Interior

Interior Features Eat-in Kitchen, Kitchen Island, Open Floorplan, Pantry, Walk-In Closet(s), Wet Bar, Five Piece Bath, Radon Mitigation System
Heating Forced Air, Heat Pump
Cooling Central Air
Flooring Tile, Wood
Fireplace Features Gas, Great Room
Appliances Bar Fridge, Dishwasher, Disposal, Double Oven, Dryer, Freezer, Microwave, Oven, Refrigerator, Self Cleaning Oven, Washer

Exterior & Parking

Garage Yes
Garage Spaces 2
Roof Membrane

Building & Lot

Basement Crawl Space, Sump Pump
Lot Features Level
Architectural Style Contemporary
Levels One
Construction Stone, Wood Siding
Sewer Public Sewer
Water Source Well

Location

Price History

DateEventPrice
1/30/2026 Listed for sale
Source: REcolorado® #IR1050699
$5,400,000 $1,742/sqft

Based on information submitted to the MLS GRID as of October 20, 2026 at 1:09 PM MDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Listing information last updated September 17, 2026 at 10:11 AM.

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