403 Juniper Ave, Boulder, CO 80304
OFF MARKET

$1,676,400

Trulia Estimate
  • 3 Beds
  • 2 Baths
  • 1,363 sqft (on 0.38 acres)

403 Juniper Ave, Boulder, CO 80304

Juniper - Kalmia
Est. Refi. Payment $10,009/mo*
Refinance Your Home

Home Value

Trulia Estimate
$1.68M
Since last month
Decreased$6K (-0.4%)
Since last year
Increased$103K (+6.6%)
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 +27% in the last 10 years
MonthEstimated value
2026
October 2026$1.68M
September 2026$1.68M
August 2026$1.68M
July 2026$1.67M
June 2026$1.68M
May 2026$1.71M
April 2026$1.73M
March 2026$1.66M
February 2026$1.67M
January 2026$1.6M
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
560 Iris Ave, Boulder, CO
0.16
Single-Family Home
$2,189,700
02/24/26
3
3
2,038
805 Linden Ave, Boulder, CO
0.37
Single-Family Home
$1,455,000
02/18/26
3
2
3,000
3561 4th St, Boulder, CO
0.06
Single-Family Home
$2,050,000
03/06/26
4
3
3,879
2954 3rd St, Boulder, CO
0.58
Single-Family Home
$2,650,000
09/09/26
3
1.5
1,460
3133 5th St, Boulder, CO
0.39
Single-Family Home
$2,215,000
08/05/26
3
2
2,104
485 Grape Ave, Boulder, CO
0.22
Single-Family Home
$1,575,000
10/17/25
3
2.5
2,088
1012 Hawthorn Ave, Boulder, CO
0.43
Single-Family Home
$1,625,000
05/04/26
3
2
1,708
3150 5th Street, Boulder, CO
0.38
Single-Family Home
$1,000,000
04/20/26
3
2
1,836
3075 5th St, Boulder, CO
0.48
Single-Family Home
$995,000
03/11/26
3
2
1,291
3555 4th St, Boulder, CO
0.05
Single-Family Home
$8,000,000
07/30/26
4
4.5
4,218

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
3460 4th St, Boulder, CO 80304
0.02
$1,844,700
3
3
2,300
Off Market
423 Juniper Ave, Boulder, CO 80304
0.03
$5,218,700
5
4
4,156
Off Market
402 Juniper Ave, Boulder, CO 80304
0.03
$4,621,500
5
6
5,181
Off Market
3490 4th St, Boulder, CO 80304
0.04
$1,817,200
5
3
3,050
Off Market
3433 4th St, Boulder, CO 80304
0.04
$1,307,500
2
1
1,140
Off Market
3433 4th St, Boulder, CO 80304
0.04
$914,400
1
1
420
Off Market
3403 4th St, Boulder, CO 80304
0.04
$3,166,800
4
3
3,324
Off Market
450 Juniper Ave, Boulder, CO 80304
0.04
$1,546,700
4
2
1,816
Off Market
3369 4th St, Boulder, CO 80304
0.04
$3,551,000
4
4
2,710
Off Market
440 Juniper Ave, Boulder, CO 80304
0.05
$3,718,900
4
4
3,766
Off Market
3390 4th St, Boulder, CO 80304
0.05
$1,858,800
4
3.5
3,000
Off Market
443 Juniper Ave, Boulder, CO 80304
0.05
$6,603,500
1
1
1,871
Off Market
470 Juniper Ave, Boulder, CO 80304
0.05
$3,175,300
5
3.5
4,131
Off Market
3555 4th St, Boulder, CO 80304
0.05
$8,000,000
4
4.5
4,218
Recently Sold
473 Juniper Ave, Boulder, CO 80304
0.06
$2,533,200
4
2
2,733
Off Market
3500 4th St, Boulder, CO 80304
0.06
$3,522,300
6
4.5
6,244
Off Market
3380 4th St, Boulder, CO 80304
0.06
$1,416,500
3
2
1,085
Off Market
440 Japonica Way, Boulder, CO 80304
0.06
$8,500,000
5
4.5
5,244
Recently Sold
3421 4th St, Boulder, CO 80304
0.06
$6,157,400
6
4.5
6,022
Off Market
3561 4th St, Boulder, CO 80304
0.06
$2,050,000
4
3
3,879
Recently Sold

Local Information

  • Map ViewExplore the area around 403 Juniper Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 1934
0.38 acre lot
1,363 sqft
$1,230/sqft

About this House

This single-family home is located at 403 Juniper Ave, Boulder, CO. 403 Juniper Ave is in the Juniper - Kalmia neighborhood in Boulder, CO and in ZIP code 80304. This property has 3 bedrooms, 2 bathrooms and approximately 1,363 sqft of floor space. This property has a lot size of 0.38 acres and was built in 1934.
403 Juniper Ave, Boulder, CO 80304 is a 3 bedroom, 2 bathroom, 1,363 sqft single-family home in Juniper - Kalmia, built in 1934. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,676,400, with a rent estimate of $3,830/month.

Home Details for 403 Juniper Ave

Interior Features

Interior Details
BasementNumber of Rooms: 8
Levels, Entrance, & Accessibility
Stories: 1

Exterior Features

Exterior Home Features
Roof: AsphaltDeckExterior: Shingle, Wood

Property Information

Year Built
Year Built: 1934Year Updated: 1970
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Community

Units in Building: 1

Lot Information

Lot Area: 0.38 acres

Price and Tax history

YearProperty taxTax assessment
2025
$9,618
$1,678,800
Home facts updated by county records

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

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

What Locals Say about Juniper - Kalmia

This October

Trick-or-Treat Score

Built from what locals say about Juniper - Kalmia.
  • 100% say there are community events
  • 100% say there's holiday spirit
  • 77% say neighbors are friendly
Trulia Trick or TreatStart Ghost Hunt
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 403 Juniper Ave

  • What is 403 Juniper Ave estimated to be worth?
    Trulia's estimated value for 403 Juniper Ave in Boulder, CO is $1,676,400.
  • 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.
  • What are the closest schools to 403 Juniper Ave?
    The closest schools to 403 Juniper Ave in Boulder, CO are Boulder High School (rated 9/10), Centennial Middle School (rated 6/10), Foothill Elementary School (rated 9/10).
  • How big is the lot at 403 Juniper Ave?
    The lot at 403 Juniper Ave in Boulder, CO is about 0.38 acres (16,524 sq ft).

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