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860 Union Avenue, Boulder, CO, 80304

5beds
4baths
4,318sqft
$2,595,000
$601price/sqft
$15,189/moest. monthly cost
$607,560/yrincome needed

About This Home

A striking architectural residence in one of North Boulder’s most desirable pockets, perfectly positioned between Wonderland Lake and Foothills Community Park offering immediate access to miles of trails, open space, and some of North Boulder’s most coveted outdoor amenities. This 5-bedroom, 4-bath masterpiece offers over 4,000 square feet of thoughtfully designed living. Masterfully designed by architect JV DeSousa, the home is defined by clean lines, abundant natural light, soaring ceilings and a sense of volume and ease throughout. The open-concept main level is both refined and highly livable, anchored by custom artistic elements by local artist Osbourne Sculpture, including a statement fireplace, sculptural railing, and bespoke kitchen island. The flexible layout offers true versatility, featuring a spacious main-level office that easily converts to a guest suite with a built-in Murphy bed and access to an ensuite full bath. Function is seamlessly integrated with walk-in closets, built-in dressers, generous shelving, and a well-appointed laundry/mudroom with utility sink and custom cubbies. An oversized garage adds storage and convenience, while recent system upgrades, including two new furnaces, A/C systems, and solar panels producing energy beyond current usage, enhance efficiency and long-term value. Thoughtful capital improvements have been made throughout, including an extension of the outdoor living experience with a composite deck, wood fencing, a premium pergola, and low-water landscaping creating a private, low-maintenance setting designed for both relaxation and entertaining. The fully finished lower level expands the living space with a versatile layout, complete with built-in Murphy bunk beds, ideal for guests, media, or play. Fresh, intentionally minimal and architecturally distinct, this home offers a refined backdrop and a rare opportunity to own a truly enduring piece of North Boulder.

Getting Around

50
WalkingSomewhat Walkable
39
TransitSome Transit
72
BikeVery Bikeable

Schools

8/10
7/10
Centennial Middle SchoolGrades 6-81.1 mi
10/10
Boulder High SchoolGrades 9-122.8 mi

Construction

Condition

  • Year built: 2001

Materials

  • Roof: Composition
  • Construction materials: Frame,Stone,Stucco

Type & Style

  • Home type: SingleFamily
  • Architectural style: Contemporary
  • Property subType: Single Family Residence

Interior

Appliances

  • Appliances included: Convection Oven,Cooktop,Dishwasher,Disposal,Dryer,Microwave,Refrigerator,Washer
  • Laundry features: In Unit

Basement

  • Has basement: Yes
  • Basement: Finished

Bathroom

  • Level: Basement
  • Area: 60
  • Dimensions: 10 x 6

Bathroom

  • Level: Upper
  • Area: 55
  • Dimensions: 5 x 11

Bathroom

  • Features: En Suite Bathroom,Primary Suite
  • Level: Upper
  • Area: 143
  • Dimensions: 13 x 11

Bathroom

  • Features: En Suite Bathroom
  • Level: Main

Bedroom

  • Level: Main
  • Area: 143
  • Dimensions: 11 x 13

Bedroom

  • Level: Basement
  • Area: 143
  • Dimensions: 11 x 13

Bedroom

  • Level: Upper
  • Area: 198
  • Dimensions: 11 x 18

Bedroom

  • Level: Upper
  • Area: 156
  • Dimensions: 13 x 12

Bedroom

  • Features: Primary Suite
  • Level: Upper
  • Area: 285
  • Dimensions: 19 x 15

Bedrooms & Bathrooms

  • Bedrooms: 5
  • Bathrooms: 4
  • Full bathrooms: 4
  • Main level bathrooms: 1
  • Main level bedrooms: 1

Family Room

  • Level: Basement
  • Area: 806
  • Dimensions: 31 x 26

Features

  • Entrance Foyer,Granite Counters,High Speed Internet,Kitchen Island,Open Floorplan,Radon Mitigation System,Smart Thermostat,Vaulted Ceiling(s),Walk-In Closet(s)
  • Flooring: Carpet,Laminate,Wood
  • Number of fireplaces: 1
  • Fireplace features: Gas
  • Fireplace: Yes
  • Finished area below ground: 900
  • Finished area above ground: 2,940

Great Room

  • Level: Main
  • Area: 806
  • Dimensions: 31 x 26

Heating & Cooling

  • Heating features: Forced Air
  • Cooling features: Central Air

Interior Area

  • Total structure area: 4,318
  • Total interior livable area: 4,318 sqft

Kitchen

  • Level: Main

Laundry

  • Level: Main
  • Area: 200
  • Dimensions: 20 x 10

Utility Room

  • Level: Basement
  • Area: 200
  • Dimensions: 20 x 10

Property

Details

  • Parcel number: R0034008
  • Special condition: Standard
  • Exclusions: All Personal Property With The Exception Of Murphy Beds.

Features

  • Levels: Two
  • Stories: 2
  • Patio & porch: Covered
  • Exterior features: Garden,Lighting,Private Yard
  • Fencing: Full

Lot

  • Lot size: 6,412 sqft
  • Features: Landscaped,Many Trees,Sprinklers In Front,Sprinklers In Rear

Parking

  • Total spaces: 2
  • Parking features: Garage - Attached
  • Has garage: Yes
  • Attached garage spaces: 2
  • Covered spaces: 2