3370 4th St, Boulder, CO 80304
OFF MARKET

$4,631,300

Trulia Estimate
  • 5 Beds
  • 5 Baths
  • 2,022 sqft (on 0.32 acres)

3370 4th St, Boulder, CO 80304

Juniper - Kalmia
Est. Refi. Payment $26,894/mo*
Refinance Your Home
Currently Off Market - Sold Nov 7, 2018 for $3,600,000

Home Value

Trulia Estimate
$4.63M
Since last month
Decreased$13K (-0.3%)
Since last year
Increased$164K (+3.7%)
Since last sale
Increased$1M (+28.6%)
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 +155% in the last 10 years
MonthEstimated value
2026
October 2026$4.63M
October 2026$4.63M
September 2026$4.64M
August 2026$4.58M
July 2026$4.5M
June 2026$4.62M
May 2026$4.61M
April 2026$4.62M
March 2026$4.62M
February 2026$4.61M
January 2026$4.46M
2025
2024
2023
2022
2021
2020
2019
2018

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
440 Japonica Way, Boulder, CO
0.03
Single-Family Home
$8,500,000
07/02/26
5
4.5
5,244
600 Juniper Ave, Boulder, CO
0.12
Single-Family Home
$3,850,000
11/12/25
5
3
2,704
550 Iris Ave, Boulder, CO
0.10
Single-Family Home
$4,000,000
01/16/26
4
4
4,473
560 Iris Ave, Boulder, CO
0.11
Single-Family Home
$2,189,700
02/24/26
3
3
2,038
864 Iris Ave, Boulder, CO
0.29
Single-Family Home
$3,205,000
03/10/26
4
4
3,208
3555 4th St, Boulder, CO
0.12
Single-Family Home
$8,000,000
07/30/26
4
4.5
4,218
503 Hawthorn Ave, Boulder, CO
0.09
Single-Family Home
$5,150,000
06/12/26
6
5.5
5,670
640 Iris Ave, Boulder, CO
0.15
Single-Family Home
$5,250,000
06/30/26
4
4.5
5,226
865 Kalmia Ave, Boulder, CO
0.36
Single-Family Home
$2,950,000
04/29/26
5
3.5
4,220
3561 4th St, Boulder, CO
0.14
Single-Family Home
$2,050,000
03/06/26
4
3
3,879

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
3380 4th St, Boulder, CO 80304
0.02
$1,415,300
3
2
1,085
Off Market
405 Iris Ave, Boulder, CO 80304
0.02
$1,533,200
4
2
1,705
Off Market
3360 4th St, Boulder, CO 80304
0.02
$1,001,300
3
2
1,725
Off Market
419 Iris Ave, Boulder, CO 80304
0.02
$1,236,300
3
2
1,121
Off Market
3390 4th St, Boulder, CO 80304
0.03
$1,921,300
4
3.5
3,000
Off Market
440 Juniper Ave, Boulder, CO 80304
0.03
$3,764,400
4
4
3,766
Off Market
440 Japonica Way, Boulder, CO 80304
0.03
$8,500,000
5
4.5
5,244
Recently Sold
425 Iris Ave, Boulder, CO 80304
0.03
$1,689,100
3
2
1,856
Off Market
3370 4th St, Boulder, CO 80304
0.03
-
5
4.5
4,716
Off Market
16 Iris Ave #S, Boulder, CO 80304
0.03
-
-
-
-
Off Market
450 Japonica Way, Boulder, CO 80304
0.04
$2,063,700
4
2
1,435
Off Market
431 Iris Ave, Boulder, CO 80304
0.04
$1,287,800
3
2
1,312
Off Market
402 Juniper Ave, Boulder, CO 80304
0.04
$4,609,200
5
6
5,181
Off Market
3308 4th St, Boulder, CO 80304
0.05
$3,245,300
5
4
3,311
Off Market
450 Juniper Ave, Boulder, CO 80304
0.05
$1,558,900
4
2
1,816
Off Market
521 Iris Ave, Boulder, CO 80304
0.05
$1,266,900
2
1
1,060
Off Market
410 Iris Ave, Boulder, CO 80304
0.05
$1,397,500
3
2
1,880
Off Market
470 Juniper Ave, Boulder, CO 80304
0.05
$3,211,800
5
3.5
4,131
Off Market
420 Iris Ave, Boulder, CO 80304
0.05
$1,556,800
4
3
1,446
Off Market
3304 4th St, Boulder, CO 80304
0.06
$2,828,300
4
4
4,650
Off Market

Local Information

  • Map ViewExplore the area around 3370 4th St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 2017
0.32 acre lot
2,022 sqft
$2,290/sqft
Garage

About this House

This single-family home is located at 3370 4th St, Boulder, CO. 3370 4th St is in the Juniper - Kalmia neighborhood in Boulder, CO and in ZIP code 80304. This property has 5 bedrooms, 5 bathrooms and approximately 2,022 sqft of floor space. This property has a lot size of 0.32 acres and was built in 2017.
3370 4th St, Boulder, CO 80304 is a 5 bedroom, 5 bathroom, 2,022 sqft single-family home in Juniper - Kalmia, built in 2017. It last sold for $3,600,000 on Nov 7, 2018. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $4,631,300.

Home Details for 3370 4th St

Interior Features

Interior Details
BasementNumber of Rooms: 9
Heating & Cooling
Heating: Forced AirAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1

Exterior Features

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

Property Information

Year Built
Year Built: 2017
Property Type / Style
Property Type: Single Family HomeArchitecture: Ranch / Rambler

Lot Information

Lot Area: 0.32 acres

Price and Tax history

DateEventPrice
Nov 7, 2018
Source: N/A
Sold
$3,600,000
Feb 23, 1995
Source: N/A
Sold
$302,500

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

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 3370 4th St

  • What is 3370 4th St estimated to be worth?
    Trulia's estimated value for 3370 4th St in Boulder, CO is $4,631,300.
  • What is the price history for 3370 4th St?
    3370 4th St in Boulder, CO last sold for $3,600,000 in November 2018.
  • 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.
  • Does 3370 4th St have air conditioning?
    Yes, 3370 4th St in Boulder, CO has air conditioning.
  • How big is the lot at 3370 4th St?
    The lot at 3370 4th St in Boulder, CO is about 0.32 acres (13,747 sq ft).

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Apartments for Rent

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Off Market Homes Near 3370 4th St

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