521 Iris Ave, Boulder, CO 80304
Property image
Property image
OFF MARKET

$1,253,300

Trulia Estimate
  • 2 Beds
  • 1 Bath
  • 1,060 sqft

521 Iris Ave, Boulder, CO 80304

Newlands
Est. Refi. Payment $7,503/mo*
Refinance Your Home
Currently Off Market - Sold May 28, 2021 for $1,172,521

Home Value

Trulia Estimate
$1.25M
Since last month
Increased$6K (+0.5%)
Since last year
Increased$27K (+2.2%)
Since last sale
Increased$81K (+6.9%)
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 +57% in the last 10 years
MonthEstimated value
2026
October 2026$1.25M
September 2026$1.28M
August 2026$1.25M
July 2026$1.2M
June 2026$1.27M
May 2026$1.27M
April 2026$1.22M
March 2026$1.22M
February 2026$1.23M
January 2026$1.19M
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
3217 Broadway St, Boulder, CO
0.46
Single-Family Home
$820,000
08/11/26
2
1
1,059
2915 11th St, Boulder, CO
0.65
Single-Family Home
$1,258,823
06/16/26
2
1
964
2843 4th St, Boulder, CO
0.61
Single-Family Home
$1,000,000
04/07/26
2
1
1,122
3005 6th St, Boulder, CO
0.47
Single-Family Home
$1,000,000
05/22/26
2
1
671
3027 11th St, Boulder, CO
0.56
Single-Family Home
$1,095,000
09/17/26
3
1
1,061
3075 5th St, Boulder, CO
0.39
Single-Family Home
$995,000
03/11/26
3
2
1,291
485 Grape Ave, Boulder, CO
0.12
Single-Family Home
$1,575,000
10/17/25
3
2.5
2,088
3150 5th Street, Boulder, CO
0.29
Single-Family Home
$1,000,000
04/20/26
3
2
1,836
300 Forest Ave, Boulder, CO
0.27
Single-Family Home
$1,583,000
06/11/26
3
2
2,080
1012 Hawthorn Ave, Boulder, CO
0.34
Single-Family Home
$1,625,000
05/04/26
3
2
1,708

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
541 Iris Ave, Boulder, CO 80304
0.01
$1,930,000
4
3
2,192
Off Market
431 Iris Ave, Boulder, CO 80304
0.01
$1,269,100
3
2
1,312
Off Market
551 Iris Ave, Boulder, CO 80304
0.02
$1,919,400
4
3
2,495
Off Market
425 Iris Ave, Boulder, CO 80304
0.02
$1,674,600
3
2
1,856
Off Market
460 Japonica Way, Boulder, CO 80304
0.02
$2,729,400
4
4
4,600
Off Market
450 Japonica Way, Boulder, CO 80304
0.02
$2,066,100
4
2
1,435
Off Market
520 Iris Ave, Boulder, CO 80304
0.03
$1,520,700
4
2
1,871
Off Market
419 Iris Ave, Boulder, CO 80304
0.03
$1,215,700
3
2
1,121
Off Market
561 Iris Ave, Boulder, CO 80304
0.03
$1,554,100
3
1
1,252
Off Market
500 Iris Ave, Boulder, CO 80304
0.04
$3,011,800
5
4
4,100
Off Market
540 Iris Ave, Boulder, CO 80304
0.04
$2,101,500
4
3
2,413
Off Market
16 Iris Ave #S, Boulder, CO 80304
0.04
-
-
-
-
Off Market
430 Iris Ave, Boulder, CO 80304
0.04
$1,899,800
5
2
1,232
Off Market
470 Japonica Way, Boulder, CO 80304
0.04
$2,935,300
3
2.5
3,686
Off Market
440 Japonica Way, Boulder, CO 80304
0.04
$8,500,000
5
4.5
5,244
Recently Sold
510 Juniper Ave, Boulder, CO 80304
0.05
$6,792,700
5
7
7,313
Off Market
571 Iris Ave, Boulder, CO 80304
0.05
$1,359,000
3
2
1,092
Off Market
550 Iris Ave, Boulder, CO 80304
0.05
$4,000,000
4
4
4,473
Recently Sold
405 Iris Ave, Boulder, CO 80304
0.05
$1,518,600
4
2
1,705
Off Market
420 Iris Ave, Boulder, CO 80304
0.05
$1,524,000
4
3
1,446
Off Market

Local Information

  • Map ViewExplore the area around 521 Iris Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1955
1,060 sqft
$1,182/sqft
Garage

About this House

This single-family home is located at 521 Iris Ave, Boulder, CO. 521 Iris Ave is in the Newlands neighborhood in Boulder, CO and in ZIP code 80304. This property has 2 bedrooms, 1 bathroom and approximately 1,060 sqft of floor space. This property has a lot size of 7197 sqft and was built in 1955.
521 Iris Ave, Boulder, CO 80304 is a 2 bedroom, 1 bathroom, 1,060 sqft single-family home in Newlands, built in 1955. It last sold for $1,172,521 on May 28, 2021. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,253,300, with a rent estimate of $2,643/month.

Home Details for 521 Iris Ave

Interior Features

Heating & Cooling
Heating: Forced AirHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 4

Exterior Features

Exterior Home Features
Roof: AsphaltDeckExterior: Shingle, Wood
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1955Year Updated: 1955
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Community

Units in Building: 1

Lot Information

Lot Area: 7198 sqft

Price and Tax history

DateEventPrice
May 28, 2021
Source: IRES as distributed by MLS GRID #938399
Sold
$1,172,521
Apr 26, 2021
Source: IRES as distributed by MLS GRID #938399
Pending
$1,100,000
Apr 22, 2021
Source: IRES as distributed by MLS GRID #938399
Listed For Sale
$1,100,000

Market trends in Boulder

Last updated September 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$899K
$5.42KMoM
Sale-to-List Price
97.8%
0.4%MoM
Price per sq ft
$494
$4MoM
Available listings
747
22MoM
Sourced by Trulia Market Trends

Around this home

Neighborhood Overview

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

What Locals Say about Newlands

This October

Trick-or-Treat Score

Built from what locals say about Newlands.
  • 100% say there's holiday spirit
  • 83% say there are sidewalks
  • 65% say neighbors are friendly
Trulia Trick or TreatStart Ghost Hunt
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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Frequently asked questions about 521 Iris Ave

  • What is 521 Iris Ave estimated to be worth?
    Trulia's estimated value for 521 Iris Ave in Boulder, CO is $1,253,300.
  • What is the price history for 521 Iris Ave?
    521 Iris Ave in Boulder, CO last sold for $1,172,521 in May 2021.
  • Is Boulder a buyer's or seller's market?
    Boulder is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Boulder?
    The median sale price in Boulder is $899K. That is down $5.42K from the prior month.
  • How big is the lot at 521 Iris Ave?
    The lot at 521 Iris Ave in Boulder, CO is about 0.17 acres (7,197 sq ft).
  • Does 521 Iris Ave have a garage?
    Yes, 521 Iris Ave in Boulder, CO has a garage.

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Off Market Homes Near 521 Iris Ave

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