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630 Northstar CourtBoulder, CO 80304

For Sale

$3,690,000

Smart Buyer Rebate $36,900

Welcome to 630 Northstar Court, just featured in Dwell Magazine, where architecture becomes sculpture and living becomes an artistic experience. Designed by Charles Haertling, Colorado's most celebrated modernist architect, this is not just a home - it's a rare, livable work of art. Virtually no other Haertling home has undergone a renovation of this caliber, with such a deep reverence for the original design while also maintaining a remarkably livable, open and functional floor plan that is also artful yet practical, supporting comfort, flow, and purpose. Originally built in 1976, this sculptural residence, shaped like twin cones, resembling a cassette tape in plan and a double teepee in elevation, is one of Haertling's most iconic creations. Each tower is anchored by a sculptural, wood-burning fireplace, defining elements that ground the soaring geometry with drama and purpose. Set against the backdrop of the foothills, the home offers remarkable Flatiron views, sitting like a sculpture in the landscape and blending geometry, nature, and light. Framed by walls of glass and grounded in organic materials, the home flows into a serene meditation room, a tranquil water feature, and a secluded private hot tub. Outdoor living is elevated with over 1,600 sq ft of decks and patios. Perhaps one of Boulder's best-kept secret enclaves with its coveted location directly across from the private community pool, pickleball/tennis and volleyball courts, and a mere 300-foot walk to access trails with the most jaw-dropping panoramic views of the Flatirons and Foothills, and only 1 mile to Lucky's Supermarket, beloved restaurants, and cafes, easily accessible from scenic bike paths. With downtown Pearl St Mall only 2.5 miles, you will enjoy an unmatched blend of peace, artistry, and convenience. Sustainable upgrades include a 4.5kW solar PV system, EV charger, in-floor radiant heat & 2 mini-splits for cooling & additional heating.

Listed by Deanna Franco

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License #IRP11191

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milehimodern - Boulder

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720-422-5131

Last updated December 15, 2025

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Source: REcolorado #IR1048450

Listing Facts

  • TypeSingle-family
  • NeighborhoodWonderland Hills
  • Bedrooms5
  • Bathrooms3
  • Days on Prevu2
  • HOA/Maint. Fees$4,770/annual
  • Taxes$14,895/year
  • Size3,654 sqft
  • Price per sqft$1,010

Amenities

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

Location

Mortgage Calculator

Listing History

12/13/2025
Listed by milehimodern - Boulder
$3,690,000

Property Details for 630 Northstar Court

Association

Amenities

  • Association Amenities: Clubhouse, Park, Pool, Tennis Court(s)

Fees

  • Association Fee: $4,770.00 Annually
  • Association Fee Includes: Reserves, Snow Removal, Trash

General

  • Association Name: Hope Starchild

Exterior

Construction

  • Roof: Metal
  • Structure Type: House
  • Window Features: Double Pane Windows, Skylight(s), Window Coverings
  • Year Built: 1976
  • Architectural Style: Contemporary
  • Construction Materials: Block, Metal Siding, Stucco, Frame
  • Exterior Features: Balcony, Spa/Hot Tub

Features

  • Direction Faces: North
  • Patio And Porch Features: Deck, Patio
  • Road Frontage Type: Public
  • View: Mountain(s)

Measurements

  • Building Area Total: 3,654
  • Lot Features: Sprinklers In Front
  • Lot Size Acres: 0.21
  • Lot Size Square Feet: 9,074

Financial

Taxes

  • Parcel Number: R0000067
  • Tax Annual Amount: $14,895.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Dishwasher, Disposal, Down Draft, Dryer, Microwave, Oven, Refrigerator, Washer
  • Flooring: Tile, Wood
  • Interior Features: Five Piece Bath, Open Floorplan, Primary Suite, Vaulted Ceiling(s), Walk-In Closet(s)

Measurements

  • Living Area: 3,654

Rooms

  • Basement: Full
  • Has Basement: Yes
  • Bathrooms Full: 2
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 5
  • Main Level Bathrooms: 1

Other

General

  • Exclusions: Seller's personal property + staging items.

Location

  • Subdivision Name: Linden Park 1

Parking

Parking

  • Carport Spaces: 2
  • Parking Total: 2

Schools

Elementary School

  • Elementary School: Foothill
  • 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: Centennial

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Heat Pump
  • Laundry Features: In Unit
  • Sewer: Public Sewer
  • Utilities: Electricity Available, Natural Gas Available
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 5 bedrooms and 3 bathrooms in this single-family home at 630 Northstar Court.

What schools are nearby to 630 Northstar Court?

Nearby schools include the Foothill Elementary School, Centennial Middle School, and Boulder High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 630 Northstar Court.

What are the annual taxes for 630 Northstar Court?

Annual taxes for this single-family home are estimated at $14,895.

How does 630 Northstar Court compare to other single-family homes in Wonderland Hills?

This single-family home is listed 7% below the average price for single-family homes in Wonderland Hills and has been on the market for 45 less days than the typical home in this area.

What building or home owners association is the single-family home part of?

This single-family home is part of the Hope Starchild home owners association.

What is the square footage on this single-family home?

According to the MLS, this listing is 3,654 sqft.

630 Northstar Court is a 5-bedroom, 3-bath single-family home for sale in Boulder CO 80304. Available on Prevu for 2 days at $3,690,000. This property features 3,654 square feet of living space, located in Boulder. The median listing price for single-family homes in this area is $2,999,000. Nearby schools include Foothill Elementary School, Centennial Middle School, and Boulder High School. The home offers private outdoor space, dishwasher, air conditioning, parking, swimming pool, and washer/dryer. Explore more single-family home listings in Boulder.

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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.