521 Hawthorn Avenue, Boulder, CO 80304

Boulder
Local realty services provided by:RONIN Real Estate Professionals ERA Powered
521 Hawthorn Avenue,Boulder, CO 80304
$4,999,999
  • 5 Beds
  • 5 Baths
  • 7,177 sq. ft.
  • Single family
  • Active
Listed by: the zach zeldner team, ethan bullock
Office: compass - boulder
MLS#:IR1052786
Source:ML

Price summary

  • Price:$4,999,999
  • Price per sq. ft.:$696.67

About this home

Situated on a rare 10,724 sq ft lot in Newlands, one of Boulder's most cherished neighborhoods, 521 Hawthorn Avenue offers a quiet, walkable setting tucked between North Boulder and downtown, steps from Ideal Market, Pearl Street, North Boulder Park, and the Goat Trail. Freshly refinished ebony-stained floors span the main level, grounded by radiant heat and framed by oversized windows, with crown molding and millwork executed consistently throughout. Dual-zone air conditioning, built-in humidification, and high-efficiency mechanical systems round out an elevated set of home systems. The front living room centers on a gas fireplace flanked by shuttered windows, while the adjacent dining room flows naturally toward the back of the home where a family room, oversized island kitchen, and sunny breakfast nook create the hub of daily life. A dedicated mid-flight home office, mudroom with heated garage access, and an intuitive main-level layout complete the picture. Upstairs, the primary...

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Home facts

  • Year built:2007
  • Subdivision & Development:Newlands
  • Listing ID #:IR1052786

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:5
  • Full bathrooms:3
  • Half bathrooms:1
  • Flooring:Tile, Wood
  • Kitchen Description:Dishwasher, Disposal, Double Oven, Eat-in Kitchen, Kitchen Island, Microwave, Oven, Pantry, Refrigerator
  • Basement:Yes
  • Basement Description:Full, Walk-Out Access
  • Living area:7,177 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Radiant
  • Central air:Yes

Structure and exterior

  • Roof:Composition
  • Year built:2007
  • Building area:7,177 sq. ft.
  • Lot area:0.25 Acres
  • Lot Features:Level, Sprinklers In Front
  • Construction Materials:Wood Siding
  • Exterior Features:Deck, Patio, Spa/Hot Tub
  • Levels:2 Story

Schools

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

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$4,999,999
  • Price per sq. ft.:$696.67
  • Tax amount:$38,579 (2025)

Features and amenities

  • Laundry features:Dryer, Washer
  • Amenities:Double Pane Windows, Humidifier, Smoke Detector(s), Window Coverings

Parking

  • Total parking spaces:2
  • Garage:Yes
  • Garage spaces:2
MLS LogoBased on information submitted to the MLS GRID as of September 15, 2026 10:50 PM. 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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