3143 8th Street, Boulder, CO 80304
Property image
Property image
OFF MARKET

$3,328,300

Trulia Estimate
  • 5 Beds
  • 4 Baths
  • 4,696 sqft

3143 8th Street, Boulder, CO 80304

Newlands
Est. Refi. Payment $19,313/mo*
Refinance Your Home
Currently Off Market - Sold Jul 19, 2024 for $3,700,000

Home Value

Trulia Estimate
$3.33M
Since last month
Increased$8K (+0.2%)
Since last year
Decreased$266K (-7.4%)
Since last sale
Decreased$356K (-9.6%)
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 +79% in the last 10 years
MonthEstimated value
2026
September 2026$3.34M
August 2026$3.34M
July 2026$3.4M
June 2026$3.43M
May 2026$3.44M
April 2026$3.42M
March 2026$3.49M
February 2026$3.51M
January 2026$3.6M
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
3080 7th St, Boulder, CO
0.08
Single-Family Home
$3,400,000
03/06/26
5
4.5
5,850
550 Iris Ave, Boulder, CO
0.30
Single-Family Home
$4,000,000
01/16/26
4
4
4,473
3119 9th St, Boulder, CO
0.07
Single-Family Home
$2,500,000
10/17/25
6
4.5
4,138
3062 11th St, Boulder, CO
0.24
Single-Family Home
$2,500,000
08/31/26
4
3.5
3,161
3007 10th St, Boulder, CO
0.21
Single-Family Home
$4,765,000
08/07/26
6
5
5,537
864 Iris Ave, Boulder, CO
0.28
Single-Family Home
$3,205,000
03/10/26
4
4
3,208
2925 4th St, Boulder, CO
0.34
Single-Family Home
$2,745,000
10/16/25
4
4.5
4,457
640 Iris Ave, Boulder, CO
0.28
Single-Family Home
$5,250,000
06/30/26
4
4.5
5,226
3056 8th Street, Boulder, CO
0.12
Single-Family Home
$2,000,000
04/30/26
4
2
2,697

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
3147 8th St, Boulder, CO 80304
0.01
$1,333,400
3
1
1,248
Off Market
3135 8th St, Boulder, CO 80304
0.01
$1,722,600
3
2
1,793
Off Market
3119 8th St, Boulder, CO 80304
0.03
$2,761,800
4
3
3,851
Off Market
3132 8th St, Boulder, CO 80304
0.04
$2,500,000
-
-
-
For Sale
3122 8th St, Boulder, CO 80304
0.05
$1,391,600
5
2
2,396
Off Market
3190 8th St, Boulder, CO 80304
0.07
$1,350,000
4
2
1,974
Recently Sold
3119 9th St, Boulder, CO 80304
0.07
$2,480,100
6
4.5
4,138
Off Market
3161 7th St, Boulder, CO 80304
0.07
$2,050,800
3
2.5
2,101
Off Market
3191 9th St, Boulder, CO 80304
0.08
$3,720,200
5
4.5
4,857
Off Market
730 Evergreen Ave, Boulder, CO 80304
0.07
$2,798,700
5
4
4,433
Off Market
3090 7th St, Boulder, CO 80304
0.07
$1,050,000
1
1
2,548
For Sale

Local Information

  • Map ViewExplore the area around 3143 8th Street.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 2009
4,696 sqft
$709/sqft
Garage

About this House

Masterfully designed by Surround Architecture, this beautifully appointed five-bedroom, four-bathroom home delivers elegant style and indoor-outdoor living in the highly sought after Newlands neighborhood in Central Boulder! Upon walking in the foyer, you will be surrounded by warmth and light and will appreciate this home's architectural detail, its well-thought-out flow and functionality, and top-of-the-line finishes. The gourmet kitchen features high ceilings with clerestory windows, a huge island with seating, marble counters, walnut cabinets, Sub-Zero fridge, Wolf gas range, and a formal dining room that opens to the covered front patio. The main floor office can also be used as a bedroom with an en suite bathroom. Warm wood accents throughout the home, hardwood floors on the main, whole-house audio system, and seven-zone radiant in-floor heating. The family room centers around a modern fireplace and media cabinet, covered patio for dining and a stunning fully fenced private backyard with a gas fire pit, professional landscaping, dog run, and a detached two-car garage. Upstairs find the spacious primary bedroom with a balcony and mountain views, a luxurious five-piece bath with free-standing tub, steam shower, bidet and two walk-in closets. Also, on this level is a loft area that overlooks the kitchen, two large secondary bedrooms, full bath, and laundry room. The basement has tall ceilings with lots of natural light, a family room with custom built-in home theater, and a guest suite with full bath. Bonus room is perfect for a home gym. Enjoy walking to North Boulder Park and Rec Center, Ideal Market and Mount Sanitas trailhead, and a quick drive or bike to all that Boulder has to offer. Attention to detail with no expense spared in this one-of-a-kind Boulder home!
3143 8th Street, Boulder, CO 80304 is a 5 bedroom, 4 bathroom, 4,696 sqft single-family home in Newlands, built in 2009. It last sold for $3,700,000 on Jul 19, 2024 (6% below the $3,950,000 asking price). This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $3,328,300.
Last check for updates: about 11 hours ago
Listed by Janet Brunner, (303) 589-5327
Keller Williams Action Realty LLC
Bought with: Lindsey Hughes, (720) 456-2576, Compass Colorado, LLC - Boulder
Source: REcolorado as distributed by MLS GRID, MLS#4333411

Home Details for 3143 8th Street

Interior Features

Interior Details
Basement: FinishedNumber of Rooms: 13Types of Rooms: Master Bedroom, Bedroom, Master Bathroom, Bathroom, Dining Room, Family Room, Gym, Media Room
Beds & Baths
Number of Bedrooms: 5Main Level Bedrooms: 1Number of Bathrooms: 4Number of Bathrooms (full): 3Number of Bathrooms (three quarters): 1Number of Bathrooms (main level): 1
Dimensions and Layout
Living Area: 4696 Square Feet
Appliances & Utilities
Appliances: Bar Fridge, Microwave, Range, RefrigeratorMicrowaveRefrigerator
Heating & Cooling
Heating: Radiant FloorHas CoolingAir Conditioning: Evaporative CoolingHas HeatingHeating Fuel: Radiant Floor
Fireplace & Spa
Number of Fireplaces: 1Fireplace: Family RoomHas a Fireplace
Windows, Doors, Floors & Walls
Flooring: Carpet, Tile, Wood
Levels, Entrance, & Accessibility
Stories: 2Levels: TwoFloors: Carpet, Tile, Wood
View
Has a ViewView: Mountain(s)
Security
Security: Video Doorbell

Exterior Features

Exterior Home Features
Roof: CompositionPatio / Porch: Covered, Front Porch, PatioFencing: FullExterior: Balcony, Dog Run, Private YardFoundation: Slab
Parking & Garage
Number of Garage Spaces: 2Number of Covered Spaces: 2No CarportHas a GarageNo Attached GarageParking Spaces: 2Parking: Concrete,Dry Walled
Frontage
Not on Waterfront
Water & Sewer
Sewer: Public Sewer
Finished Area
Finished Area (above surface): 3195 Square FeetFinished Area (below surface): 1501 Square Feet

Property Information

Year Built
Year Built: 2009
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: HouseArchitecture: Contemporary
Building
Construction Materials: Frame, Wood SidingNot Attached PropertyDoes Not Include Home Warranty
Property Information
Not Included in Sale: All Personal And Staging Items, Shelving System In The Office, Washer And Dryer.Parcel Number: R0002723

Price & Status

Price
List Price: $3,950,000
Status Change & Dates
Off Market Date: Mon Jun 17 2024Possession Timing: Close Of Escrow

Active Status

MLS Status: Closed

Media

Location

Direction & Address
City: BoulderCommunity: Newlands
School Information
Elementary School: FoothillElementary School District: Boulder Valley RE 2Jr High / Middle School: CaseyJr High / Middle School District: Boulder Valley RE 2High School: BoulderHigh School District: Boulder Valley RE 2

Building

Building Area
Building Area: 4696 Square Feet

Community

Not Senior Community

HOA

No HOA

Lot Information

Lot Area: 5662.8 sqft

Listing Info

Special Conditions: Standard

Offer

Contingencies: None KnownListing Terms: Cash, Conventional

Mobile R/V

Mobile Home Park
Mobile Home Units: Feet

Business

Business Information
Ownership: Individual

Miscellaneous

BasementMls Number: 4333411Attribution Contact: janet@thebrunnerbunch.com, 303-589-5327Above Grade Unfinished Area: 3195Showing Service Name: Showing Time

Price and Tax history

DateEventPrice
Jul 19, 2024
Source: REcolorado as distributed by MLS GRID #4333411
Sold
$3,700,000
Jun 20, 2024
Source: REcolorado as distributed by MLS GRID #4333411
Pending
$3,950,000
Apr 12, 2024
Source: REcolorado as distributed by MLS GRID #4333411
PriceChange
$3,950,000
Price decreased by 4%
Mar 29, 2024
Source: REcolorado as distributed by MLS GRID #4333411
Listed For Sale
$4,100,000
May 28, 2021
Source: IRES as distributed by MLS GRID #937658
Sold
$3,520,000

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

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Frequently asked questions about 3143 8th Street

  • What is 3143 8th Street estimated to be worth?
    Trulia's estimated value for 3143 8th Street in Boulder, CO is $3,328,300.
  • What is the price history for 3143 8th Street?
    3143 8th Street in Boulder, CO last sold for $3,700,000 in July 2024.
  • 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 3143 8th Street have air conditioning?
    Yes, 3143 8th Street in Boulder, CO has air conditioning.
  • Does 3143 8th Street have a yard?
    Yes, 3143 8th Street in Boulder, CO has a yard.

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