623 Juniper Ave, Boulder, CO 80304
Property image
Property image
OFF MARKET

623 Juniper Ave
Boulder, CO 80304

Juniper - Kalmia
  • 5 Beds
  • 3 Baths
  • 4,945 sqft (on 0.63 acres)

$3,402,200

Trulia Estimate
as of Aug 20, 2026
Est. Refi. Payment $18,728/mo*
Refinance Your Home

$3,402,200

Trulia Estimate
as of Aug 20, 2026
Est. Refi. Payment $18,728/mo*
Refinance Your Home
5 Beds
3 Baths
4,945 sqft
(on 0.63 acres)

Home Value

Trulia Estimate
$3.4M
Since last month
Increased$56K (+1.7%)
Since last year
Increased$165K (+5.2%)
Since last sale
Increased$2M (+116.5%)
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 +66% in the last 10 years
MonthEstimated value
2026
August 2026$3.37M
July 2026$3.32M
June 2026$3.39M
May 2026$3.34M
April 2026$3.34M
March 2026$3.28M
February 2026$3.23M
January 2026$3.05M
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
600 Juniper Ave, Boulder, CO
0.07
Single-Family Home
$3,850,000
11/12/25
5
3
2,704
3561 4th St, Boulder, CO
0.17
Single-Family Home
$2,050,000
03/06/26
4
3
3,879
503 Kalmia Ave, Boulder, CO
0.15
Single-Family Home
$3,438,500
05/26/26
4
3.5
5,381
865 Kalmia Ave, Boulder, CO
0.19
Single-Family Home
$2,950,000
04/29/26
5
3.5
4,220
910 Kalmia Ave, Boulder, CO
0.22
Single-Family Home
$2,330,000
06/11/26
4
3.5
5,371
1170 Linden Ave, Boulder, CO
0.34
Single-Family Home
$978,500
12/22/25
4
5
4,534
255 Linden Dr, Boulder, CO
0.41
Single-Family Home
$2,275,000
07/10/26
5
4
3,071
805 Linden Ave, Boulder, CO
0.27
Single-Family Home
$1,455,000
02/18/26
3
2
3,000
3575 9th St, Boulder, CO
0.17
Single-Family Home
$1,800,000
07/08/26
5
2
2,769
550 Iris Ave, Boulder, CO
0.15
Single-Family Home
$4,000,000
01/16/26
4
4
4,473

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
715 Juniper Ave, Boulder, CO 80304
0.06
$3,970,900
4
3
5,021
Off Market
620 Juniper Ave, Boulder, CO 80304
0.07
$8,500,000
6
7.5
10,092
For Sale
706 Juniper Ave, Boulder, CO 80304
0.07
$14,100,000
7
9
9,800
Recently Sold
423 Juniper Ave, Boulder, CO 80304
0.13
$5,251,700
5
4
4,597
Off Market
755 Jonquil Pl, Boulder, CO 80304
0.08
$3,795,300
4
5
5,006
Off Market
503 Kalmia Ave, Boulder, CO 80304
0.15
$3,438,500
4
3.5
5,381
Recently Sold
497 Kalmia Ave, Boulder, CO 80304
0.16
$5,995,000
5
4.5
5,964
For Sale
440 Japonica Way, Boulder, CO 80304
0.14
$8,500,000
5
4.5
5,244
Recently Sold
3561 4th St, Boulder, CO 80304
0.17
$2,050,000
4
3
3,879
Recently Sold
3555 4th St, Boulder, CO 80304
0.18
$8,000,000
4
4.5
4,218
Recently Sold
824 Juniper Ave, Boulder, CO 80304
0.13
$4,430,700
5
4.5
5,519
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 623 Juniper Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1930
Lot Size
0.63 acres
Living Area
4,945 sqft
Price/Sqft
$688
Parking
Garage

About this House

This single-family home is located at 623 Juniper Ave, Boulder, CO. 623 Juniper Ave is in the Juniper - Kalmia neighborhood in Boulder, CO and in ZIP code 80304. This property has 5 bedrooms, 3 bathrooms and approximately 4,945 sqft of floor space. This property has a lot size of 0.63 acres and was built in 1930.
623 Juniper Ave, Boulder, CO 80304 is a 5 bedroom, 3 bathroom, 4,945 sqft single-family home in Juniper - Kalmia, built in 1930. It last sold for $1,558,000 on May 20, 2014. It is currently off market. The Trulia Estimate is $3,402,200, with a rent estimate of $7,290/month.

Home Details for 623 Juniper Ave

Interior Features

Interior Details
BasementAdditional StorageNumber of Rooms: 11Storage
Heating & Cooling
Air ConditioningCooling System: Evaporative
Fireplace & Spa
Fireplace

Property Information

Year Built
Year Built: 1930Year Updated: 1990
Property Type / Style
Property Type: Single Family HomeArchitecture: split level

Exterior Features

Exterior Home Features
DeckExterior: Shingle, WoodLawnPatioPorchSprinkler System
Parking & Garage
GarageParking: Carport, Garage Detached

Community

Units in Building: 1

Lot Information

Lot Area: 0.63 acres

Price and Tax history

DateEventPrice
May 20, 2014
Source: IRES as distributed by MLS GRID #729276
Sold
$1,558,000
Mar 29, 2014
Source: Agent Provided
PriceChange
$1,650,000
Price decreased by 7%
Mar 8, 2014
Source: Agent Provided
Listed For Sale
$1,778,500

Market trends in Boulder

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$897K
$10.37KMoM
Sale-to-List Price
98.4%
0.1%MoM
Price per sq ft
$499
$4MoM
Available listings
760
19MoM

Around this home

Neighborhood Overview

Juniper - Kalmia
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Juniper - Kalmia

At least 2 Trulia users voted on each feature.

  • 100 % Say parking is easy

  • 100 % Say there are community events

  • 100 % Say it's dog friendly

  • 100 % Say there's holiday spirit

  • 100 % Say people would walk alone at night

  • 100 % Say it's quiet

  • 100 % Say there's wildlife

  • 80 % Say it's walkable to grocery stores

  • 77 % Say neighbors are friendly

  • 75 % Say kids play outside

  • 71 % Say yards are well-kept

  • 67 % Say it's walkable to restaurants

  • 40 % Say there are sidewalks

  • 33 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • Megan La Grave
    "Fantastic neighborhood for all ages and pets! Come walk it sometime and see for yourself. Close to the trails "
    0
    Flag
  • Trulia User
    "A close knit neighborhood and desirable area of Boulder at the foot of the mountains. You are as likely to get a wave as you are to see wildlife walking down the middle of the street."
    1
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 623 Juniper Ave

  • What is 623 Juniper Ave estimated to be worth?
    Trulia's estimated value for 623 Juniper Ave in Boulder, CO is $3,402,200.
  • What is the price history for 623 Juniper Ave?
    623 Juniper Ave in Boulder, CO last sold for $1,558,000 in May 2014.
  • 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 $897K. That is up $10.37K from the prior month.
  • Does 623 Juniper Ave have air conditioning?
    Yes, 623 Juniper Ave in Boulder, CO has air conditioning.
  • How big is the lot at 623 Juniper Ave?
    The lot at 623 Juniper Ave in Boulder, CO is about 0.63 acres (27,443 sq ft).

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Apartments for Rent

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Off Market Homes Near 623 Juniper Ave

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