See Home Value
$4,000,000
● House - Off Market

550 Iris Ave

Boulder, CO 80304
bedrooms
4 Beds
bathrooms
2 Baths
square feet
4,266 Ft²
$22,614
Est. Monthly
0.41%
Cap Rate

About This Property

Luxurious indoor-outdoor living awaits in this stunning 4BD/4BA contemporary residence featuring sun-splashed designer interiors and spectacular outdoor space in coveted Newlands. Masterfully built by Buildwell Construction, this fine 4,473SF home brings the outdoors inside with a beautifully curated materials palette of wood, limestone and walls of glass. A gracious foyer with a coat closet and guest bath introduces soaring ceilings and European Arrigoni radiant-heat wood floors. Ahead, the great room beckons with spacious living and dining areas flanked by a limestone Element 4 fireplace and leafy views. Chefs will love the open gourmet kitchen's walnut cabinetry, oversized pantry, massive waterfall island and upscale appliances. A large family room completes the well-planned main level. A wall of folding glass doors provides seamless access to a Batu wood deck, perfect for al fresco gatherings surrounded by a built-in grill, hot tub, privacy fencing and a canopy of trees. The fenced lawn is perfect for pets, play or a swimming pool addition. The adjacent permeable grass driveway leads to a handsome detached garage. Ascend the home's striking open staircase to explore the primary suite featuring a vaulted king-size bedroom with Mt. Sanitas views, a huge private balcony, and an en suite spa bathroom with a steam shower, soaking tub and custom walk-in closet. On this level, two secondary bedrooms, including one with its own balcony, share a convenient Jack-and-Jill bathroom. Head to the lower level to find an expansive rec room, temperature-controlled wine room, extra-large laundry room, additional storage and a well-appointed guest suite. Central air conditioning ensures year-round comfort in this exceptional home nestled on a quiet street at the base of the Boulder Foothills. This superb Newlands location offers easy access to NoBo, Pearl Street and Downtown conveniences, with spectacular trails and parks, Ideal Market and Foothill Elementary School all nearby.
Unit Size
4,266 Ft²
Days on Market
-
Land Size
0.21 acres
Price per sqft
$996
Property Type
House
Property Taxes
$1,745
HOA Dues
-
Year Built
2015

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Last updated: 9 months ago (IRES MLS #1037872)

Price History

Date / Event Date Event Price
Jan 16, 2026 Sold
Sold
Jun 27, 2025 Listed by Coldwell Banker Realty 02 $4,250,000
Listed by Coldwell Banker Realty 02
Aug 7, 2023 Sold
Sold
Feb 24, 2023 Listed by Coldwell Banker Realty 02 $4,075,000
Listed by Coldwell Banker Realty 02
Jul 11, 2019 Sold
Sold
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Property Highlights

Garage
Air Conditioning
Fireplace

Building Info

Overview

    General

  • Year Built: 2015
  • Effective Year Built: 2015
  • Building Count: 1
  • Total Rooms: 11
  • Bedroom Count: 4
  • Bathroom Count: 4
  • Full Bathrooms: 2
  • Partial Bathrooms: 4
  • Building Condition: 7
  • Building Quality: 4
  • Construction Type: 6
  • Building Style: 2
  • Exterior Walls Type: 16
  • Interior Walls Type: 3
  • Roof Shape Type: 0
  • Roof Cover Type: 15
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 6
  • Basement Area: 1,649
  • Garage Type: 4
  • Garage Square Area: 480
  • Parking Space Count: 2
  • Patio Type: 0
  • Porch Type: 8
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 9,035
  • Total Building Area: 4,473
  • Gross Building Area: 4,719
  • Building Area: 3,957
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 1
  • Heating: 4
  • Heated Square Feet: 3,957
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: TR, NBR 101-103,105,107,109,170
  • Land Acres: 0000000207
  • Standard Land Use Code: 1001
  • County Land Use Code: 1112
  • Legal Description 1: TRACT 402-D-4 LESS D-4-A BOOK 921 PAGE 575 TRACT 402-D-5 BO 24-1N-71 BOOK 923 PAGE 446 BCR

Neighborhood

  • School District Name: Boulder Valley School District RE-2
  • Census Tract: 012101

Geography

  • Assessors Map Reference: B17-B
  • Account Number: R0000965
  • Subdivision Tract Number: 402-D-4,40
  • Parcel: R0000965
  • Meridian: SEC 24 TWN 1N RNG 71
  • Municipality: BOULDER
  • Latitude: 40.0357
  • Longitude: -105.29

    Address

  • Full Address: 550 Iris Ave
  • Address - House Number: 550
  • Address - Street Name: Iris
  • Address - Suffix Type: Ave
  • State: CO
  • City Name: Boulder
  • Carrier Code: C039
  • 4-Digit Zip Code: 1752
  • Zip Code: 80304

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $1,818,556
  • Tax Rate Code Area: 00-010

    Appraisal Valuation

  • Standard Deviation: 0.0679
  • Valuation Date: Aug 23, 2023
  • Confidence Score: 96
  • Final Value: 3,776,690
  • High Value: 4,033,495
  • Low Value: 3,519,885

    Market Valuation

  • Market Total Value: $3,611,400
  • Market Land Value: $1,705,200
  • Market Improvement Value: $1,906,200

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $244,311
  • Assessed Land Value: $115,357
  • Assessed Improvements Value: $128,954

    Sales

  • Current Sale Contract Date: Jul 27, 2023
  • Current Sale Recording Date: Aug 07, 2023
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 4017173
  • Previous Sale Recording Date: Jul 11, 2019
  • Previous Sale Contract Date: Jul 08, 2019
  • Previous Sale Amount: $3,775,000
  • Previous Sale Document Type: 68
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

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Frequently Asked Questions

When was property at 550 Iris Avenue built and last sold?
The property at 550 Iris Avenue was built in 2015 and last sold on Jul 27, 2023 for $3,975,000.
How much is this home worth?
The estimated value of the home located at 550 Iris Avenue is $0.
What are some comparable homes to 550 Iris Avenue?
There are currently no comparable homes to 550 Iris Avenue.