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855 Union Avenue, Boulder, CO, 80304

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855 Union Avenue, Boulder, CO, 80304

5 Beds
5 Baths
4,032 SqFt
0.17 Acres

Listing Id

IR1070294
$3,100,000

Striking new modern farmhouse in coveted North Boulder, steps from Wonderland Lake, open space, trails + bike paths, minutes to Lucky’s Market, cafes, restaurants + thriving NoBo Art District. Designed by Osmosis Architecture + built by Porchfront Homes, this 5-bed, 5-bath residence blends sophisticated architecture, curated finishes + exceptional energy efficiency. Designed to achieve Net-Zero HERS performance, w/high-performance construction, 15.2 kW solar system designed to offset annual energy consumption + 220V garage outlet for EV charging. Compare the possibilities: distinctive architecture, generous finished SF + an established neighborhood free from ongoing construction-all at a compelling price per SF relative to nearby luxury new homes. Soaring ceilings, expansive windows + wide-plank oak floors create light-filled interiors w/effortless flow between living, dining + entertaining spaces. Dramatic fireplace anchors the great room. Chef’s kitchen features rift-cut cabinetry, contrasting black island, waterfall-edge Calacatta quartz, champagne bronze accents + Thermador appliances including 36″ induction range. LaCantina folding kitchen windows open to a patio bar, creating seamless indoor-outdoor living. Walk-in pantry + mudroom w/custom built-ins add everyday functionality. Main-floor office w/adjacent 3/4 bath offers flexibility. Upstairs, 3 bedrooms + 3 baths include a serene primary suite w/custom walk-in closet + spa-inspired bath featuring soaking tub + oversized steam shower. Versatile loft for lounging or working from home + convenient upper-level laundry w/folding counter + cabinetry. Finished lower lvl offers exceptional guest + entertaining space w/expansive rec room, custom wet bar w/full-size refrigerator + dishwasher, 2 bedrooms + 3/4 bath. An additional 445 SF of dedicated basement storage for gear, outdoor equipment + household & seasonal essentials. Landscaped grounds w/irrigation + fully fenced yard

  • new modern farmhouse by Osmosis Architecture
  • quality craftsmanship by Porchfront Homes
  • rift-cut cabinetry + sculptural black island
  • Calacatta quartz + premium Thermador appliances
  • statement fireplace + wide-plank oak flooring
  • flexible main-floor office or guest bedroom
  • private primary balcony + spa-inspired bath
  • lower-level lounge with a custom wet bar
  • 15.2 kW solar array with 38 panels
  • landscaped grounds near Wonderland Lake + trails

architectural allure

Modern farmhouse design finds a sophisticated expression in this newly constructed North Boulder residence, where architectural intention and material selection work in concert. Osmosis Architecture establishes the design vision, complemented by Porchfront Homes’ craftsmanship and a contemporary palette that balances contrast with natural warmth. In the kitchen, rift-cut cabinetry introduces a tailored, understated finish, while a sculptural black island creates a striking focal point against Calacatta quartz surfaces. Thermador appliances complete the space with a considered approach to both function and presentation. Throughout the main living areas, wide-plank oak flooring and a statement fireplace lend texture and character, creating an interior that feels polished without sacrificing the welcoming sensibility of farmhouse design.

  • contemporary farmhouse architecture by Osmosis
  • refined execution by Porchfront Homes
  • tailored rift-cut cabinetry + Calacatta quartz
  • sculptural black island with Thermador appliances
  • wide-plank oak floors + statement fireplace

outdoor connectivity

The property’s North Boulder setting offers a natural connection to the surrounding landscape, with Wonderland Lake and the area’s expansive open space nearby. Landscaped grounds provide an outdoor extension of the residence, creating a complementary setting for time spent at home. Beyond the property, nearby trails offer opportunities to experience the area’s open terrain and seasonal changes, bringing the outdoors into everyday routines. The relationship between indoor and outdoor living is further supported by the home’s contemporary design, which balances gathering spaces with a setting defined by its proximity to nature. A 15.2 kW solar array comprising 38 panels adds another dimension to the property’s connection with the environment, incorporating energy-conscious infrastructure into its modern farmhouse profile.

  • landscaped grounds extending the living environment
  • proximity to Wonderland Lake + open space
  • nearby trails connecting to Boulder’s natural setting
  • contemporary design suited to indoor-outdoor living
  • 15.2 kW solar array with 38 panels

neighborhood tapestry

North Boulder brings together a distinctive blend of natural surroundings, neighborhood amenities and access to the broader Boulder community. With Wonderland Lake and expansive open space nearby, the area offers a setting shaped by outdoor recreation and the Front Range landscape. Local trails add another layer of connectivity, while nearby cafĂ©s and restaurants contribute to the neighborhood’s everyday appeal. Lucky’s Market provides a convenient option for grocery shopping, complementing the area’s mix of local businesses and established amenities. For those drawn to a lifestyle that balances access to nature with the character of a vibrant Boulder neighborhood, this location offers a compelling setting for contemporary living.

  • established North Boulder setting near Wonderland Lake
  • expansive open space + nearby recreational trails
  • neighborhood cafĂ©s for a local coffee stop
  • nearby restaurants adding to the area’s appeal
  • convenient access to Lucky’s Market + daily essentials
Property Details
Price:
$3,100,000
MLS #:
IR1070294
Status:
Active
Beds:
5
Baths:
5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Paris Sub
Finished Sq Ft:
4,032
Lot Size:
7,216 sqft / 0.17 acres (approx)
Year Built:
2026
NewconstructionParis SubBoulder Valley Re 2FoothillCentennialBoulderMountain(s)
Interior
Appliances
Bar Fridge, Dishwasher, Disposal, Double Oven, Microwave, Oven, Refrigerator
Bathrooms
2 Full Bathrooms, 3 Three Quarter Bathrooms
Cooling
Ceiling Fan(s), Central Air
Flooring
Tile, Wood
Heating
Forced Air, Heat Pump
Interior Features
Five Piece Bath, Kitchen Island, Open Floorplan, Pantry, Radon Mitigation System, Vaulted Ceiling(s), Walk-In Closet(s), Wet Bar
Laundry Features
In Unit
Levels
Two
Exterior
Architectural Style
Contemporary, Rustic Contemporary
Attached Garage YN
1
Construction Materials
Wood Frame
Direction Faces
North
Fencing
Fenced
Garage Spaces
2
Lot Features
Sprinklers In Front
Patio And Porch Features
Patio
Roof
Composition, Membrane
View
Mountain(s)
Schools
School District:
Boulder Valley RE 2
Elementary School:
Foothill
Middle School:
Centennial
High School:
Boulder
Financial

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855 Union Avenue
Boulder, CO