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$5,899,000
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Property Description & Video
503 Hawthorn Ave, Boulder, COVideo Tour of 503 Hawthorn Ave, Boulder, CO.
Exceptional modern luxury awaits in this brand-new six-bedroom, six-bathroom showplace featuring top-of-the-line finishes and a spectacular indoor-outdoor layout in Boulder, Colorado's coveted Newlands neighborhood. This exquisite home impresses with a bespoke design aesthetic that is both beautiful and welcoming. Relax alongside a handsome linear gas fireplace and exposed structural steel beams in the expansive great room and enjoy a massive open kitchen anchored by a 10-foot-long quartz waterfall island with storage on both sides. Chefs will love the sleek floor-to-ceiling custom cabinetry and large walk-in pantry surrounding a fleet of Thermador appliances, including a six-burner gas range with a griddle and double ovens, a combination speed oven/microwave, two dishwashers, cabinet-front refrigerator and freezer, plus an integrated Miele espresso machine. Enjoy effortless hosting thanks to a butler's pantry with a wine refrigerator that opens to the beautiful formal dining room. On the upper level, the stunning owner's retreat boasts a fireplace trimmed by a custom limewash and a work-of-art spa bathroom with a freestanding soaking tub, a frameless glass shower for two and two wide floating vanities. A secondary suite and two more secondary bedrooms that share a large Jack-and-Jill bathroom with a double vanity enjoy access to two separate balconies on the top floor. You'll find a convenient main level ensuite bedroom with stunning bathroom. Head to the lower level to find another bedroom suite, plus a large rec room that provides the perfect setting for a family room, media lounge, playroom or home gym flanked by a wet bar with a beverage center and an ample wine room with cork flooring. Access Foothills Elementary without crossing busy streets. Explore Mt. Sanitas trails, Wonderland Park and North Boulder Rec Center minutes away, and enjoy Ideal Market and Pearl Street all nearby.
Full Property Details
Full Property Details for 503 Hawthorn Ave
General
- Price: $5,899,000
- Taxes: $24,799 (2024)
- Status: Active
- Type: Single Family
- Source: IRES
- MLS ID: 1040569
- Updated: 12/17/2025
- Added to Site: 168 day(s) ago
Interior
- Interior Features: Eat-In Kitchen, Separate Dining Room, Open Floorplan, Pantry, Walk-In Closet(s), Wet Bar, Washer/Dryer Hookup, Jack and Jill Bath, Kitchen Island
- Fireplace: Yes
- Fireplace(s): Two or More, Gas, Living Room, Bedroom
- Appliances: Gas Range, Dishwasher, Refrigerator, Bar Fridge, Washer, Dryer, Microwave
- Flooring: Wood
Rooms
Bathrooms
- Total Bathrooms: 6
- Full Bathrooms: 2
- 3/4 Bathrooms: 3
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 6
Exterior
- Exterior Features: Sprinkler System
- Porch/Patio/Deck: Patio, Deck
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 2
- Garage Description: Attached
Location
- Area: Boulder
- County: Boulder
- Subdivision: Newlands
School Information
- School District: Boulder Valley Dist RE2
- Elementary School: Foothill
- Middle School: Casey
- High School: Boulder
Heating & Cooling
- Cooling Type: Central Air
- Heating Type: Forced Air
Utilities
- Gas: Yes
- Gas: Xcel
- Sewer: Public Sewer
- Water: City
- Utility Description: Natural Gas Available, Electricity Available
Structural Information
- Architectural Style: Contemporary
- Construction: Frame
- Exterior Const.: Frame
- Basement: Yes
- Basement Desc.: Full, Partially Finished, Daylight
- Roof: Composition
- Square Feet: 5,670
- Sq. Ft. Source: Plans
- Living Area: 5,670 Sq. Ft.
- Year Built: 2023
Lot Features
- Property View: Hills
- Lot Size (Acres): 0.25
- Lot Size (Sq. Ft.): 11,032
- Frontage: City Street
- Street/Road Desc.: Asphalt
- Fence: Yes
- Lot Features: Evergreen Trees, Deciduous Trees, House Faces South, Paved
- Potential Use: Single-Family
- Zoning: RES
- Fencing (Description): Fenced, Wood
Green Features
- Energy Efficient: Photovoltaic Owned
Financial Considerations
- Tax Amount: $24,799
- Tax Year: 2024
- Terms: Cash, Conventional
Disclosures and Reports
- Special Conditions: Private Owner
- Exclusions: Owner's personal property
- Property ID: R0511526
Listed by Compass - Boulder (303) 487-5472
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Schools
Schools serving 503 Hawthorn Ave
School District:Boulder Valley School District Re-2
| Name | Grades | Distance |
|---|---|---|
Foothill Elementary School 1001 Hawthorn Avenue, Boulder, CO 80304 | K-5 | 0.3 mi |
Casey Middle School 1301 High Street, Boulder, CO 80304 | 6-8 | 1 mi |
Boulder High School 1604 Arapahoe Avenue, Boulder, CO 80302 | 9-12 | 1.7 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 503 Hawthorn Ave
Date
Details
Price
Change
Source
8/01/2025
Listed
$5,899,000
268.69%
MLS
3/01/2021
Sold
$1,600,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 503 Hawthorn Ave
Year
Property Taxes
Change
Tax Assessment
Change
2024
$24,799
83%
$282,184
76%
2023
$13,516
58%
$160,190
62%
2021
$8,537
-5%
$99,185
3%
2022
$8,953
5%
$96,410
17%
2021
$8,537
48%
$82,654
25%
2018
$5,749
3%
$66,312
—
2017
$5,569
-21%
$66,312
-20%
2019
$7,085
46%
$82,654
47%
2016
$4,851
6%
$56,038
—
2015
$4,594
2%
$56,038
7%
2014
$4,483
2%
$52,138
—
2013
$4,384
—
$52,138
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 503 Hawthorn Ave
503 Hawthorn Ave, Boulder, CO 80304 (MLS# 1040569) is a Single Family property with 6 bedrooms, 2 full bathrooms and 4 partial bathrooms. 503 Hawthorn Ave is currently listed for $5,899,000 and was received on August 01, 2025. Want to learn more about 503 Hawthorn Ave? Do you have questions about finding other Single Family real estate for sale in Boulder? You can browse all Boulder real estate or contact a Coldwell Banker agent to request more information.

