864 Iris Ave, Boulder, CO 80304
Property image
Property image
SOLD
MAR 10, 2026

864 Iris Ave
Boulder, CO 80304

Newlands
  • 4 Beds
  • 4 Baths
  • 3,208 sqft (on 0.26 acres)

$3,205,000

Last Sold: Mar 10, 2026
4% below list $3.35M
$999/sqft
Est. Refi. Payment $17,900/mo*
Refinance Your Home

$3,205,000

Last Sold: Mar 10, 2026
4% below list $3.35M
$999/sqft
Est. Refi. Payment $17,900/mo*
Refinance Your Home
4 Beds
4 Baths
3,208 sqft
(on 0.26 acres)

Local Information

  • Map ViewExplore the area around 864 Iris Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
2024
Lot Size
0.26 acres
Living Area
3,208 sqft
Price/Sqft
$999/sqft
Parking
2 Car Garage

About this House

This single-family home is located at 864 Iris Ave, Boulder, CO. 864 Iris Ave is in the Newlands neighborhood in Boulder, CO and in ZIP code 80304. This property has 4 bedrooms, 4 bathrooms and approximately 3,208 sqft of floor space. The last sold price per dimension was $999/sqft. This property has a lot size of 0.26 acres and was built in 2024.
864 Iris Ave, Boulder, CO 80304 is a 4 bedroom, 4 bathroom, 3,208 sqft single-family home in Newlands, built in 2024. It last sold for $3,205,000 on Mar 10, 2026 (4% below the $3,350,000 asking price). More recently, it was listed as a rental in January 2019 with an asking price of $2,595 per month. That rental listing was removed on March 13, 2019. It is currently off market. The Trulia Estimate is $3,150,100, with a rent estimate of $6,960/month.

Home Details for 864 Iris Ave

Interior Features

Interior Details
Basement: NoneNumber of Rooms: 9Types of Rooms: Primary Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Dining Room, Kitchen, Laundry, Living Room, StudyWet Bar
Beds & Baths
Number of Bedrooms: 4Number of Bathrooms: 4Number of Bathrooms (full): 2Number of Bathrooms (three quarters): 2Number of Bathrooms (main level): 1
Dimensions and Layout
Living Area: 3208 Square Feet
Appliances & Utilities
Utilities: Natural Gas Available, Electricity Available, Cable Available, High Speed AvailAppliances: Electric Range, Dishwasher, Refrigerator, Bar Fridge, Microwave, DisposalDishwasherDisposalLaundry: Washer/Dryer HookupMicrowaveRefrigerator
Heating & Cooling
Heating: Forced AirHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Forced Air
Fireplace & Spa
Fireplace: Gas, Living RoomHas a Fireplace
Gas & Electric
Electric: Xcel EnergyGas: Xcel EnergyHas Electric on Property
Windows, Doors, Floors & Walls
Flooring: Wood
Levels, Entrance, & Accessibility
Stories: 2Levels: TwoFloors: Wood
View
Has a ViewView: Hills
Security
Security: Fire Alarm

Exterior Features

Exterior Home Features
Roof: Other FlatPatio / Porch: DeckFencing: Fenced, WoodExterior: Sprinkler System, BalconySprinkler System
Parking & Garage
Number of Garage Spaces: 2Number of Covered Spaces: 2Other Parking: AttachedNo CarportHas a GarageHas an Attached GarageParking Spaces: 2Parking: Garage Door Opener,Attached
Frontage
Road Frontage: City StreetRoad Surface Type: AsphaltNot on Waterfront
Water & Sewer
Sewer: Public Sewer
Farm & Range
Does Not Include Irrigation Water Rights
Finished Area
Finished Area (above surface): 3208 Square Feet

Property Information

Year Built
Year Built: 2024
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceArchitecture: Contemporary
Building
Construction Materials: Frame, Stucco, Wood Siding, Painted/StainedNot a New ConstructionNot Attached Property
Property Information
Usage of Home: Single FamilyParcel Number: R0008036

Price & Status

Price
List Price: $3,350,000Price Per Sqft: $999/sqft

Active Status

MLS Status: Sold

Media

Location

Direction & Address
City: BoulderCommunity: NEWLANDS
School Information
Elementary School: FoothillJr High / Middle School: CaseyHigh School: BoulderHigh School District: Boulder Valley Dist RE2

Building

Building Details
Builder Name: Mosaic Build Collective
Building Area
Building Area: 3208 Square Feet

HOA

No HOA

Lot Information

Lot Area: 0.26 acres

Listing Info

Special Conditions: Private Owner

Offer

Listing Terms: Cash, Conventional

Energy

Energy Efficiency Features: Windows, High Efficiency Furnace, Thermostat

Miscellaneous

Mls Number: 1048128Attribution Contact: 303-570-8655Above Grade Unfinished Area: 3208Activation Date: Fri Dec 05 2025Showing Service Name: ShowingTime
Last check for updates: about 8 hours ago
Listed by Jed MacArthur, (303) 570-8655
RE/MAX of Boulder, Inc
Bought with: Miles Kunkel, (303) 345-8619, Compass - Boulder
Source: IRES as distributed by MLS GRID, MLS#1048128

Price History for 864 Iris Ave

DatePriceEventSource
03/10/2026$3,205,000Sold
IRES as distributed by MLS GRID #1048128
02/14/2026$3,350,000PendingREcolorado as distributed by MLS GRID #IR1048128
12/05/2025$3,350,000PriceChange
IRES as distributed by MLS GRID #1048128
10/30/2025$3,375,000PriceChange
IRES as distributed by MLS GRID #1026464
10/03/2025$3,395,000PriceChange
IRES as distributed by MLS GRID #1026464
09/12/2025$3,450,000PriceChange
IRES as distributed by MLS GRID #1026464
06/20/2025$3,500,000PriceChange
IRES as distributed by MLS GRID #1026464
04/03/2025$3,575,000PriceChange
IRES as distributed by MLS GRID #1026464
02/14/2025$3,650,000Listed For SaleIRES as distributed by MLS GRID #1026464
02/24/2021$955,000Sold
IRES as distributed by MLS GRID #930788
01/04/2021$999,000Listed For SaleIRES as distributed by MLS GRID #930788
09/16/2020$999,000ListingRemovedAgent Provided
06/30/2020$999,000PriceChange
Agent Provided
05/27/2020$1,050,000PendingToActiveAgent Provided
05/05/2020$1,050,000PendingAgent Provided
03/27/2020$1,050,000Listed For SaleAgent Provided
03/13/2019$2,395ListingRemovedAgent Provided
02/08/2019$2,395PriceChange
Agent Provided
01/18/2019$2,495PriceChange
Agent Provided
01/07/2019$2,595Listed For RentAgent Provided
08/24/2018$2,095ListingRemovedAgent Provided
08/19/2018$2,095PriceChange
Agent Provided
08/01/2018$2,450Listed For RentAgent Provided
06/24/2017$2,195ListingRemovedAgent Provided
06/22/2017$2,195PriceChange
Agent Provided
06/15/2017$2,395Listed For RentAgent Provided
04/04/2017$2,250ListingRemovedAgent Provided
01/04/2017$950,000Sold
N/A
07/19/2002$462,000Sold
N/A

Market trends in Boulder

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$891K
$60.83KMoM
Sale-to-List Price
98.2%
0.4%MoM
Price per sq ft
$503
$2MoM
Available listings
778
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Property Tax and Assessment

Year2025
Tax$10,808
Assessment$2,141,850
Home facts updated by county records

Comparable Sales for 864 Iris Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
955 Jasmine Cir, Boulder, CO
0.20
Single-Family Home
$2,775,000
09/03/25
4
4
3,114
550 Iris Ave, Boulder, CO
0.20
Single-Family Home
$4,000,000
01/16/26
4
4
4,473
910 Kalmia Ave, Boulder, CO
0.23
Single-Family Home
$2,330,000
06/11/26
4
3.5
5,371
865 Kalmia Ave, Boulder, CO
0.27
Single-Family Home
$2,950,000
04/29/26
5
3.5
4,220
640 Iris Ave, Boulder, CO
0.14
Single-Family Home
$5,250,000
06/30/26
4
4.5
5,226
3345 15th St, Boulder, CO
0.37
Single-Family Home
$1,890,000
02/06/26
4
3.5
3,309
1385 Kalmia Ave, Boulder, CO
0.36
Single-Family Home
$2,125,000
11/21/25
5
3.5
3,733
560 Iris Ave, Boulder, CO
0.19
Single-Family Home
$2,189,700
02/24/26
3
3
2,038

Nearby homes

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Assigned Schools

These are the assigned schools for 864 Iris Ave.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Newlands
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Newlands

At least 11 Trulia users voted on each feature.

  • 100 % Say there's holiday spirit

  • 100 % Say it's dog friendly

  • 94 % Say it's walkable to restaurants

  • 92 % Say parking is easy

  • 92 % Say yards are well-kept

  • 91 % Say it's walkable to grocery stores

  • 83 % Say there are sidewalks

  • 83 % Say kids play outside

  • 81 % Say people would walk alone at night

  • 77 % Say there's wildlife

  • 65 % Say neighbors are friendly

  • 64 % Say they plan to stay for at least 5 years

  • 61 % Say car is needed

  • 59 % Say it's quiet

  • 50 % Say streets are well-lit

  • 50 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • susanljosephs
    "The most sought after neighborhood in Boulder, great schools, access to mountain trails, friendly neighbors, hard to find property in this neighborhood."
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Apartments for Rent

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Explore by feature - Pet Friendly

275 pet-friendly rentals in Boulder, CO

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218 rentals with a garage in Boulder, CO

Explore by feature - Air Conditioning

469 rentals with air conditioning in Boulder, CO

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Explore by feature - Washer/dryer

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Explore by feature - Outdoor Space

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Homes for sale near 864 Iris Ave

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Off Market Homes Near 864 Iris Ave

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Frequently asked questions about 864 Iris Ave

  • What is 864 Iris Ave estimated to be worth?
    Trulia's estimated value for 864 Iris Ave in Boulder, CO is $3,150,100.
  • What is the price history for 864 Iris Ave?
    864 Iris Ave in Boulder, CO last sold for $3,205,000 in March 2026.
  • Is Boulder a buyer's or seller's market?
    Boulder is currently a balanced market, based on recent for-sale activity.
  • What's the median sale price in Boulder?
    The median sale price in Boulder is $891K. That is down $60.83K from the prior month.
  • Does 864 Iris Ave have air conditioning?
    Yes, 864 Iris Ave in Boulder, CO has air conditioning.
  • Does 864 Iris Ave have laundry facilities?
    Yes, 864 Iris Ave in Boulder, CO has laundry facilities.
Based on information submitted to the MLS GRID as of 2026-08-07 16:53:11 PDT. 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. Some IDX listings have been excluded from this website. Click here for more information