3135 11th St, Boulder, CO 80304
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FOR SALE
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3135 11th St
Boulder, CO 80304

Newlands
  • 5 Beds
  • 5 Baths
  • 6,187 sqft

$3,695,000

Original price: $3,795,000
Est. Mortgage $20,683/mo*

$3,695,000

Original price: $3,795,000
Est. Mortgage $20,683/mo*
5 Beds
5 Baths
6,187 sqft

Home Highlights

Parking
2 Car Garage
Outdoor
Patio, Deck
Climate Control
Heating & Cooling
Price/Sqft
$597
Listed
141 days ago

Local Information

  • Map ViewExplore the area around 3135 11th St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

About this House

Luxury Living in Boulder's Coveted Newlands Neighborhood. Just minutes from downtown Boulder and the foothills, this custom-designed home blends exceptional craftsmanship with modern luxury. Brazilian teak floors, custom granite, stone, and knotty alder woodwork elevate the interiors, while vaulted ceilings and skylights create an airy, light-filled ambiance. The main level boasts a formal dining room, gourmet inspired kitchen with butler's pantry, home office/bedroom, spacious mudroom, and a private studio with a half bath. The inviting family room features a stunning stone gas fireplace with an antique barn timber mantel. The primary suite offers a private deck with foothill views, a gas fireplace, and a spa-like bath with a jetted tub, steam shower, and custom closet. Upstairs, a sun-room with mountain views, guest suite with en-suite bath, private laundry, and a second deck complete the space. Designed for entertainment, the finished basement includes two guest suites with a Jack-and-Jill bath, an expansive media/rec room with a wet bar, mini-fridge, fireplace, built-ins, and a drop-down movie screen, plus a private entrance and secret storage. Cutting-edge mechanical and solar systems ensure comfort and efficiency, including two sump pumps, a backup generator, whole-house water and air purification, radiant heat, and a swamp cooler. The backyard is a private retreat with a trellised patio, custom gas firepit, greenhouse, and raised garden boxes. The oversized heated two-car garage offers ample storage.This extraordinary home in Newlands offers luxury, sustainability, and prime location-schedule your tour today!

Home Details for 3135 11th St

Interior Features

Interior Details
Basement: Full,Partially Finished,Sump PumpNumber of Rooms: 11Types of Rooms: Primary Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5, Dining Room, Family Room, Kitchen, Laundry, Recreation Room, StudyWet Bar
Beds & Baths
Number of Bedrooms: 5Number of Bathrooms: 6Number of Bathrooms (full): 2Number of Bathrooms (three quarters): 2Number of Bathrooms (half): 2Number of Bathrooms (main level): 2
Dimensions and Layout
Living Area: 6187 Square Feet
Appliances & Utilities
Utilities: Natural Gas Available, Electricity Available, Cable Available, High Speed AvailAppliances: Gas Range, Double Oven, Dishwasher, Refrigerator, Washer, Dryer, Microwave, DisposalDishwasherDisposalDryerLaundry: Sink,Washer/Dryer HookupMicrowaveRefrigeratorWasher
Heating & Cooling
Heating: Zoned,RadiantHas CoolingAir Conditioning: Evaporative Cooling,Ceiling Fan(s)Has HeatingHeating Fuel: Zoned
Fireplace & Spa
Fireplace: Two or More, Gas, Gas Log, Family Room, Bedroom, BasementSpa: BathHas a Fireplace
Gas & Electric
Electric: Excel Energy, Photovoltaics Seller OwnedGas: Xcel EnergyHas Electric on Property
Windows, Doors, Floors & Walls
Window: Skylight(s), Window CoveringsDoor: French DoorsFlooring: Wood
Levels, Entrance, & Accessibility
Stories: 2Levels: TwoAccessibility: Level LotFloors: Wood
View
Has a ViewView: Hills
Security
Security: Security System, Fire Alarm

Exterior Features

Exterior Home Features
Roof: CompositionPatio / Porch: Patio, DeckFencing: Fenced, Wood, VinylExterior: Sprinkler System, BalconyFoundation: SlabSprinkler System
Parking & Garage
Number of Garage Spaces: 2Number of Covered Spaces: 2Other Parking: AttachedNo CarportHas a GarageHas an Attached GarageParking Spaces: 2Parking: Garage Door Opener,Attached,Heated Garage,Oversized
Frontage
Road Frontage: City StreetRoad Surface Type: AsphaltNot on Waterfront
Water & Sewer
Sewer: Public Sewer
Farm & Range
Does Not Include Irrigation Water Rights
Finished Area
Finished Area (above surface): 3933 Square Feet

Days on Market

Days on Market: 141

Property Information

Year Built
Year Built: 2005
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceArchitecture: Contemporary
Building
Construction Materials: Frame, Stone, StuccoNot a New ConstructionNot Attached Property
Property Information
Usage of Home: Single FamilyNot Included in Sale: Seller Personal Items, mini fridge in garage, and gas bbq grillParcel Number: R0000603

Price & Status

Price
List Price: $3,695,000Price Per Sqft: $597

Active Status

MLS Status: Active

Location

Direction & Address
City: BoulderCommunity: Newlands
School Information
Elementary School: FoothillJr High / Middle School: CaseyHigh School: BoulderHigh School District: Boulder Valley Dist RE2

Agent Information

Listing Agent
Listing ID: 1053294

Building

Building Area
Building Area: 3933 Square Feet

HOA

No HOA

Lot Information

Lot Area: 9513 sqft

Listing Info

Special Conditions: Private Owner

Offer

Listing Terms: Cash, Conventional

Energy

Energy Efficiency Features: Windows

Miscellaneous

BasementMls Number: 1053294Attribution Contact: 970-672-1129Above Grade Unfinished Area: 3933Activation Date: Sun Mar 08 2026Showing Service Name: ShowingTime
Last check for updates: about 4 hours ago
Listing courtesy of Ryan Sondrup, (970) 672-1129
NexStep Real Estate Group

Market trends in Boulder

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$891K
$60.83K
MoM
Sale-to-List Price
98.2%
0.4%
MoM
Price per sq ft
$503
$2
MoM
Available listings
778

Price History for 3135 11th St

DatePriceEventSource
05/27/2026$3,695,000PriceChange
IRES as distributed by MLS GRID #1053294
04/11/2026$3,795,000PriceChange
IRES as distributed by MLS GRID #1053294
03/09/2026$3,895,000Listed For SaleIRES as distributed by MLS GRID #1053294
12/16/2025$3,945,000ListingRemovedIRES as distributed by MLS GRID #1028247
07/27/2025$3,945,000PriceChange
IRES as distributed by MLS GRID #1028247
07/12/2025$3,995,000Listed For SaleIRES as distributed by MLS GRID #1028247
07/01/2025$3,995,000ListingRemovedIRES as distributed by MLS GRID #1028247
04/25/2025$3,995,000PriceChange
IRES as distributed by MLS GRID #1028247
03/12/2025$4,095,000Listed For SaleIRES as distributed by MLS GRID #1028247
09/19/2024$4,145,000ListingRemovedIRES as distributed by MLS GRID #1005816
06/03/2024$4,145,000PriceChange
IRES as distributed by MLS GRID #1005816
03/28/2024$4,195,000Listed For SaleIRES as distributed by MLS GRID #1005816
09/07/2023ListingRemovedIRES as distributed by MLS GRID #992017
08/02/2023$4,250,000PriceChange
IRES as distributed by MLS GRID #992017
07/14/2023$4,300,000Listed For SaleIRES as distributed by MLS GRID #992017
09/14/2016$2,350,000Sold
IRES as distributed by MLS GRID #790022
05/02/2016$2,450,000Listed For SaleAgent Provided
01/09/2012$1,600,000Sold
IRES as distributed by MLS GRID #664505
09/02/2011$1,775,000Listed For SaleAgent Provided
12/16/2009$1,060,000Sold
N/A
08/27/2007$1,756,000Sold
N/A
05/13/2004$540,000Sold
N/A
07/29/2002$530,000Sold
N/A
07/19/1999$329,900Sold
N/A

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Property Tax and Assessment

Year2025
Tax$27,295
Assessment$4,439,800
Home facts updated by county records

Comparable Sales for 3135 11th St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.12
Single-Family Home
$2,500,000
10/17/25
6
4.5
4,138
0.23
Single-Family Home
$3,400,000
03/06/26
5
4.5
5,850
0.34
Single-Family Home
$4,050,000
08/15/25
5
5
6,215
0.35
Single-Family Home
$2,825,000
03/19/26
5
5.5
3,817
0.49
Single-Family Home
$2,745,000
10/16/25
4
4.5
4,457
0.37
Single-Family Home
$5,250,000
06/30/26
4
4.5
5,226
0.50
Single-Family Home
$2,533,500
09/16/25
5
4
4,641
0.37
Single-Family Home
$1,890,000
02/06/26
4
3.5
3,309
0.29
Single-Family Home
$3,205,000
03/10/26
4
4
3,208

Nearby homes

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Assigned Schools

These are the assigned schools for 3135 11th St.
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

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."

LGBTQ Local Legal Protections

Ryan Sondrup, NexStep Real Estate Group
Agent Phone: (970) 672-1129
Based on information submitted to the MLS GRID as of 2026-07-27 17:43:34 PDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Some IDX listings have been excluded from this website. Click here for more information
3135 11th St, Boulder, CO 80304 is a 5 bedroom, 6 bathroom, 6,187 sqft single-family home built in 2005. 3135 11th St is located in Newlands, Boulder. This property is currently available for sale and was listed by IRES as distributed by MLS GRID on Mar 9, 2026. The MLS # for this home is MLS# 1053294.