Boulder, CO 80304 3421 4th St

OPEN HOUSE Sat, Oct 25 2025 12:00 PM - 04:00 PM
OPEN HOUSE Sun, Oct 26 2025 12:00 PM - 04:00 PM
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Presented By: Colorado Realty 4 Less, LLC; 9705317448
  • MLS# 1037712
  • 06/25/2025
  • Request Tour
  • Request Info
  • Beds • 6
  • Full/Half Baths • 4 / 1
  • SQFT • 5,198
  • Garage • 2

Home Details

Once-in-a-generation chance to own a Newlands sanctuary backing directly to Mt. Sanitas. On open space - one of only eight homes on 4th St. with this privilege. Tucked up a private, tree-lined drive, the 5,200 sq ft residence sits on a rare 0.6-acre garden oasis framed by apple trees, lavender beds, and the historic Silver Lake Ditch. Inside, light pours through west-facing walls of glass and 20-ft ceilings, capturing ever-changing mountain panoramas. Oak floors run throughout the main level, complementing the warmth of two fireplaces - one in the dramatic living room, another in the cozy library. The flexible layout offers six bedrooms plus an office, highlighted by two king-sized primary suites (one on the top floor, one garden-level with 12.5-ft ceilings, private patio, and separate entrance) - ideal for multigenerational living, guests, or an au pair. Gather in the open kitchen that flows into living and dining areas, spill onto the wrap-around porch for morning coffee under a 60-ft maple, then follow your own gate straight to miles of trail. Evenings bring alpenglow views, cider-press parties with fruit from your orchard, and starlit conversations with a cricket chorus. Secluded yet minutes to Pearl St., Ideal Market, and Boulder's top-rated schools. Newlands is prized for its friendly vibe, where neighbors walk dogs and ride bikes along peaceful, tree-lined streets, gathering for block parties and bonding over a shared love of the outdoors. Homes that touch open space here rarely trade hands. If you've been waiting for privacy, views, and community in one package, this is the opportunity.
Presented By: Colorado Realty 4 Less, LLC; 9705317448

Interior Features for 3421 4th St

Bedrooms

RoomBedroomFeaturesCarpet
Bedroom 2 FeaturesCarpet
Bedroom 3 Area143
Bedroom 3 FeaturesCarpet
Bedroom 3 Length11
Bedroom 3 LevelUpper
Bedroom 3 Width13
Bedroom 4 Area165
Bedroom 4 FeaturesCarpet
Bedroom 4 Length11
Bedroom 4 LevelUpper
Bedroom 4 Width15
Bedroom 5 Area391
Bedroom 5 FeaturesWood Floor
Bedroom 5 Length17
Bedroom 5 LevelMain
Bedroom 5 Width23
Primary Bedroom Area255
Primary Bedroom FeaturesCarpet
Primary Bedroom Length15
Primary Bedroom Width17
Primary on Main144
Second Bedroom Length12
Second Bedroom LevelUpper
Second Bedroom Width12
Total Bedrooms6

Bathrooms

3/4 Baths2
Half Baths1
Primary Bathroom FeaturesFull Primary Bath, Tub+Shower Primary, Luxury Features Primary Bath, 5 Piece Primary Bath
Total Baths5

Kitchen

Kitchen Area150
Kitchen FeaturesWood Floor
Kitchen Length10
Kitchen LevelMain
Kitchen Width15

Other Interior Features

LivingAreaSourceOther
Above Grade Finished Area3927
Air Conditioning Y/NYes
BasementFull, Partially Finished, Daylight
Below Grade Finished Area1271
Fireplace Features2+ Fireplaces, Gas, Gas Logs Included, Living Room, Family/Recreation Room Fireplace
Fireplace Y/NYes
FlooringWood Floors
Heating Y/NYes
Interior AmenitiesStudy Area, High Speed Internet, Eat-in Kitchen, Separate Dining Room, Cathedral/Vaulted Ceilings, Open Floorplan, Walk-In Closet(s), 9ft+ Ceilings
Laundry FeaturesWasher/Dryer Hookups, Lower Level
Window FeaturesDouble Pane Windows

Other Rooms

Dining Room Area12
Dining Room Area156
Dining Room FeaturesWood Floor
Dining Room LevelMain
Dining Room Width13
Kitchen Area150
Kitchen FeaturesWood Floor
Kitchen Length10
Kitchen LevelMain
Kitchen Width15
Living Room Area195
Living Room FeaturesWood Floor
Living Room Length13
Living Room LevelMain
Living Room Width15

General for 3421 4th St

AppliancesGas Range/Oven, Down Draft, Self Cleaning Oven, Dishwasher, Refrigerator, Microwave, Disposal
Architectural StyleContemporary/Modern
Attached Garage Yes
CityBoulder
Construction MaterialsWood/Frame, Wood Siding
CoolingEvaporative Cooling, Ceiling Fan(s)
CountyBoulder
DirectionsFrom Broadway, turn west on Juniper Ave. Turn rt on 4th St. property on left side
ElectricElectric, Xcel
Elementary SchoolFoothill
Energy EfficientSouthern Exposure
ExclusionsFurniture and Personal Property
Facing DirectionEast
Full Baths2
Garage Spaces2
Garage Y/NYes
Gas Y/NNatural Gas, Xcel
HOANo
HeatingForced Air, Hot Water, Zoned Heat, Radiant, 2 or more Heat Sources
High SchoolBoulder
High School DistrictBoulder Valley Dist RE2
Land Lease Y/NNo
LevelsFour-Level
Living Area UnitsSquare Feet
Lot Size Square Feet26072
Lot Size UnitsSquare Feet
MLS AreaBoulder
Middle/Junior High SchoolCentennial
New ConstructionNo
Patio/Porch FeaturesPatio, Deck
Possible UseSingle Family
Primary Bedroom LevelUpper
Property Attached Y/NNo
Property ConditionNot New, Previously Owned
Property SubtypeResidential-Detached
Property TypeResidential
RoofComposition
Senior Community Y/NNo
SewerCity Sewer
Spa FeaturesBath
Standard StatusActive
StatusActive
Stories Count4
Structure TypeLegal Conforming
Subdivision NameFourth Street 3403 Sub
Tax Annual Amount26869
Tax Year2024
UtilitiesNatural Gas Available, Electricity Available, Cable Available
ViewFoothills View
Year Built1990
ZoningRR-2

Exterior for 3421 4th St

Building Area Total3927
Covered Spaces2
FencingPartial, Fenced, Wood, Chain Link
Horse Y/NNo
Lot FeaturesLawn Sprinkler System, Wooded, Sloped, Abuts Ditch, Abuts Public Open Space
Lot Size Acres0.6
Lot Size Area26072
Parking FeaturesGarage Door Opener, Oversized
Road Frontage TypeCity Street
Road Surface TypeAsphalt
SpaYes
Water SourceCity Water, City of Boulder
Waterfront Y/NNo

Additional Details

Price History

Schools

High School Boulder High School
Elementary School Foothill Elementary School
Middle School Centennial Middle School

Jon Holsten

Price $7,250,000
MLS#1037712
List Date 06/25/2025
Property Type Single Family
Phone 970.237.2752
Request Tour
Request Info
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