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855 Union Ave, Boulder, CO 80304
855 Union Ave, Boulder, CO 80304
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855 Union Ave, Boulder, CO 80304
855 Union Ave, Boulder, CO 80304
855 Union Ave, Boulder, CO 80304
855 Union Ave, Boulder, CO 80304
855 Union Ave, Boulder, CO 80304

855 Union Ave Boulder, CO 80304

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$3,100,000

ACTIVE
Beds
5
Baths
5
Sqft
4,032
Acres
0.17
Year
2026
Days on Site
28 Days
Property Type
Residential
Sub Type
Single Family Residence
Per Square Foot
$769
Date Listed
Oct 8, 2026

Description of 855 Union Ave, Boulder, CO 80304

Listing details for 855 Union Ave, Boulder, CO 80304 : 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
Listing Updated : 11-01-2026 at 11:22 AM MST
Listing Provided By

Deanna Franco, 3038761073, milehimodern - Boulder

Source

recolorado as distributed by MLS GRID, MLS#: IR1070294

For more information on this listing contact us at 303-955-4220

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Property History

DateEventPrice
10/10/2026
Listed for sale
$3,100,000 -4.8%
$769/sqft
Source:recolorado #IR1070294
10/8/2026
Coming Soon
$3,256,000 +5%
$808/sqft
Source:recolorado #IR1070294
10/8/2026
Price Change
$3,100,000 +106.7%
$769/sqft
Source:recolorado #IR1070294
6/13/2024
Sold
$1,500,000 -9.1%
$372/sqft
Source:recolorado #IR1008933
4/30/2024
Listed for sale
$1,650,000
$409/sqft
Source:recolorado #IR1008933
Home Worth Check

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Based on information submitted to the MLS GRID as of 2026-11-01. 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.

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For more information on this listing contact us at 303-955-4220