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

$3,167,600

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

864 Iris Ave, Boulder, CO 80304

Newlands
Est. Refi. Payment $18,384/mo*
Refinance Your Home
Currently Off Market - Sold Mar 10, 2026 for $3,205,000 (4% below list price)

Home Value

Trulia Estimate
$3.17M
Since last month
Decreased$73K (-2.3%)
Since last year
Decreased$191K (-5.8%)
Since last sale
Decreased$99K (-3.1%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +184% in the last 10 years
MonthEstimated value
2026
September 2026$3.11M
August 2026$3.18M
July 2026$3.18M
June 2026$3.19M
May 2026$3.2M
April 2026$3.2M
March 2026$3.21M
February 2026$3.17M
January 2026$3.17M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
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
3062 11th St, Boulder, CO
0.39
Single-Family Home
$2,500,000
08/31/26
4
3.5
3,161
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 home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
870 Juniper Ave, Boulder, CO 80304
0.07
$4,747,800
2
2.5
2,586
Off Market
824 Juniper Ave, Boulder, CO 80304
0.08
$4,343,500
5
4.5
5,519
Off Market
717 Hawthorn Ave, Boulder, CO 80304
0.08
$3,574,200
5
4
4,764
Off Market
916 Juniper Ave, Boulder, CO 80304
0.09
$9,747,800
4
6
6,671
Off Market
918 Juniper Ave, Boulder, CO 80304
0.10
$2,687,800
4
3
3,363
Off Market
740 Hawthorn Ave, Boulder, CO 80304
0.10
$1,072,700
2
1
837
Off Market
920 Hawthorn Ave, Boulder, CO 80304
0.09
$1,953,300
4
2.5
2,312
Off Market
706 Juniper Ave, Boulder, CO 80304
0.14
$14,100,000
7
9
9,800
Recently Sold
775 Grape Ave, Boulder, CO 80304
0.11
$1,468,400
3
2
2,634
Off Market
715 Juniper Ave, Boulder, CO 80304
0.15
$3,902,800
4
3
5,021
Off Market
640 Iris Ave, Boulder, CO 80304
0.14
$5,250,000
4
4.5
5,226
Recently Sold

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

Single-Family Home
Built in 2024
0.26 acre lot
3,208 sqft
$999/sqft
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. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $3,167,600.
Last check for updates: about 17 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

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

Price and Tax history

DateEventPrice
Mar 10, 2026
Source: IRES as distributed by MLS GRID #1048128
Sold
$3,205,000
Feb 14, 2026
Source: REcolorado as distributed by MLS GRID #IR1048128
Pending
$3,350,000
Dec 5, 2025
Source: IRES as distributed by MLS GRID #1048128
PriceChange
$3,350,000
Price decreased by 1%
Oct 30, 2025
Source: IRES as distributed by MLS GRID #1026464
PriceChange
$3,375,000
Price decreased by 1%
Oct 3, 2025
Source: IRES as distributed by MLS GRID #1026464
PriceChange
$3,395,000
Price decreased by 2%

Market trends in Boulder

Last updated August 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$904K
$6.67KMoM
Sale-to-List Price
98.2%
0.2%MoM
Price per sq ft
$489
$10MoM
Available listings
765
3MoM

Around this home

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."
    1
    Flag

LGBTQ Local Legal Protections

Based on information submitted to the MLS GRID as of 2026-09-21 13:48:35 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

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 $3,167,600.
  • 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 $904K. That is up $6.67K 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.

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