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650 12th StreetBoulder, CO 80302

For Sale

$5,900,000

Smart Buyer Rebate $59,000

Experience Boulder's most coveted lifestyle in this exceptional residence, just steps from Chautauqua Park and Auditorium. Set on a generous half-acre lot with over 7,200 finished square feet, the home combines timeless design with modern updates, recently completed by Donohoe Builders, and interiors by Deidre Oliver of Oliver Designs. The main level welcomes with a marble foyer leading to an open, light-filled floor plan. At its heart, a chef's kitchen features a striking white quartz waterfall island, Sub-Zero refrigeration, a six-burner Wolf range, two Bosch dishwashers, and a built-in coffee and espresso maker. Adjacent spaces include a sitting room with sliding doors to the backyard, a stylish office with moss rock fireplace, a 5-person spa room with hot tub and outdoor shower, and a living and dining area with vaulted ceilings and wall-to-wall windows framing breathtaking Flatiron views. Upstairs, the primary suite offers a private deck, wood-burning fireplace, and luxurious bath with soaking tub, Carrera marble shower, dual walk-in closets, and laundry. A guest bedroom with adjacent full bath is ideal as a nursery, office, or overnight guest stay. The lower levels provide three additional bedrooms with walk-in closets, two shared full baths, a dedicated office with deck, media room, gym/recreation space, and flexible living areas with backyard access. Outdoors boasts, mature landscaping, a flagstone patio and multiple private decks. Thoughtful interior details like custom lighting, skylights, walnut and white marble flooring, plantation shutters, and Pella windows create an inviting, modern environment. With hiking trails, concerts, and community events just steps away, plus Pearl Street's dining and shopping a minute drive from home, this property offers a rare combination of sophistication, comfort, and connection to Boulder's iconic natural and cultural lifestyle.

Listed by Ryan McIntosh

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License #55052117

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LIV Sotheby's International Realty

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720-495-4563

Listed by Jeffery Erickson

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License #029849

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LIV Sotheby's International Realty

Last updated October 10, 2025

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Source: REcolorado #2598873

Listing Facts

  • TypeSingle-family
  • NeighborhoodEast Chautauqua
  • Bedrooms5
  • Bathrooms6
  • Days on Prevu26
  • Taxes$23,081/year
  • Size7,149 sqft
  • Price per sqft$825

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

09/26/2025
Listed by LIV Sotheby's International Realty
$5,900,000

Property Details for 650 12th Street

Exterior

Construction

  • Roof: Metal
  • Structure Type: House
  • Window Features: Bay Window(s), Double Pane Windows, Skylight(s), Window Coverings
  • Year Built: 1984
  • Architectural Style: Contemporary
  • Construction Materials: Brick, Frame, Wood Siding
  • Exterior Features: Balcony, Spa/Hot Tub

Features

  • Direction Faces: West
  • Fencing: Full
  • Patio And Porch Features: Deck, Patio
  • View: Mountain(s)

Measurements

  • Building Area Total: 7,237
  • Lot Features: Corner Lot, Level, Sprinklers In Front, Sprinklers In Rear
  • Lot Size Acres: 0.52
  • Lot Size Area: 22,443
  • Lot Size Square Feet: 22,443
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: R0006611
  • Tax Annual Amount: $23,081.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Bar Fridge, Dishwasher, Disposal, Double Oven, Dryer, Microwave, Oven, Range, Refrigerator, Washer
  • Fireplace Features: Primary Bedroom, Wood Burning
  • Fireplaces Total: 2
  • Flooring: Carpet, Tile, Wood
  • Interior Features: Built-in Features, Ceiling Fan(s), Eat-in Kitchen, High Ceilings, Jack & Jill Bathroom, Kitchen Island, Open Floorplan, Pantry, Quartz Counters, Vaulted Ceiling(s), Walk-In Closet(s), Wet Bar

Measurements

  • Living Area: 7,149

Rooms

  • Basement: Finished, Full
  • Has Basement: Yes
  • Bathrooms Full: 4
  • Bathrooms Half: 1
  • Bathrooms Three Quarter: 1
  • Bathrooms Total Integer: 6
  • Bedrooms Total: 5
  • Main Level Bathrooms: 3
  • Main Level Bedrooms: 3

Other

General

  • Exclusions: Seller's personal property

Location

  • Subdivision Name: Wellington Heights

Parking

Parking

  • Attached Garage: Yes
  • Garage Spaces: 4
  • Parking Features: Heated Garage, Oversized
  • Parking Total: 4

Schools

Elementary School

  • Elementary School: Flatirons
  • Elementary School District: Boulder Valley RE 2

High School

  • High School: Boulder
  • High School District: Boulder Valley RE 2

Middle or Junior School

  • Middle Or Junior School: Manhattan
  • Middle Or Junior School District: Boulder Valley RE 2

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Forced Air
  • Sewer: Public Sewer
  • Water Source: Public

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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.