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855 Union Ave, Boulder, CO 80304

Boulder
Local realty services provided by:CENTURY 21 Top Dog Properties
855 Union Ave,Boulder, CO 80304
$3,100,000
Virtual Tour
  • 5 Beds
  • 5 Baths
  • 4,477 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Oct 24
    11:00 am - 01:00 pm
  • Sun, Oct 25
    11:00 am - 01:00 pm
Listed by: deanna franco
Office: milehimodern - boulder3038761073
MLS#:1070294
Source:IRES

Price summary

  • Price:$3,100,000
  • Price per sq. ft.:$692.43

About this home

OPEN HOUSE SAT 10/24 & SUN 10/25 11-1PM. 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....

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Home facts

  • Year built:2026
  • Subdivision & Development:Paris Sub
  • Listing ID #:1070294
  • Added:15 day(s) ago
  • Updated:October 23, 2026 at 08:28 PM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:5
  • Full bathrooms:2
  • Flooring:Wood
  • Dining Description:Separate Dining Room
  • Kitchen Description:Bar Fridge, Dishwasher, Disposal, Double Oven, Electric Range, Kitchen Island, Microwave, Pantry, Refrigerator
  • Basement Description:Built-In Radon, Partially Finished, Sump Pump
  • Living area:4,477 sq. ft.

Heating and cooling

  • Cooling:Ceiling Fan(s), Central Air
  • Heating:Forced Air, Heat Pump

Structure and exterior

  • Roof:Composition, Rubber
  • Year built:2026
  • Building area:4,477 sq. ft.
  • Lot area:0.17 Acres
  • Lot Features:Curbs, Gutters, House Faces North, Paved, Sidewalks
  • Architectural Style:Contemporary, Farmhouse
  • Construction Materials:Composition, Frame
  • Exterior Features:Patio, Sprinkler System
  • Levels:2 Story

Schools

  • High school:Boulder
  • Middle school:Centennial
  • Elementary school:Foothill

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$3,100,000
  • Price per sq. ft.:$692.43

Features and amenities

  • Appliances:Bar Fridge, Dishwasher, Disposal, Double Oven, Electric Range, Fire Alarm, Microwave, Refrigerator
  • Laundry features:Washer/Dryer Hookup
  • Amenities:Cathedral Ceiling(s), Kitchen Island, Open Floorplan, Pantry, Separate Dining Room, Walk-In Closet(s), Wet Bar

Parking

  • Parking description:Garage Door Opener
  • Garage spaces:2
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