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$4,500,000
3633 21st St, Boulder, CO, 80304
7
Beds
5
Baths
6,785
Square Feet
Treat yourself to the premier location in Carolyn Heights, Boulder's most desirable neighborhood! Adorned with huge cottonwoods, lush landscaping. Gated driveway, and estate living. Recently remodeled with a mix of modern and classic blended for comfort and livability. This home has one of the most curated outdoor living areas on the market - enjoy evening meals and entertaining, the covered tree lined outdoor spaces and wrap-around deck and offer access to the fresh surrounding and beauty of the 35,000 square foot lot. Subtly located entry gate ensures privacy off a private driveway in one of the nicest areas of Boulder.
Offered By
Joel Ripmaster, Slifer Smith & Frampton-Bldr
Property Details
Property Type
Residential
Status
Closed
Bedrooms
7
Bathrooms (Full)
3
Property Sub Type
Single Family Residence
Square Feet
6,785
MLS #
952227
Bathrooms (¾)
1
Bathrooms (Half)
1
Flooring
Wood
Appliances
Gas Range, Dishwasher, Refrigerator, Washer, Dryer, Microwave
FIREPLACE FEATURES
Gas, Great Room
Heating
Hot Water, Radiant
Cooling
Ceiling Fan(s)
Utility Features
Natural Gas Available, Electricity Available
SEWER
Public Sewer
WATER SOURCE
City
Year Built
1987
Basement
Full, Daylight
FINISHED BASEMENT SIZE
0.0
Roof
Composition
EXTERIOR FEATURES
Sprinkler System, Oversized Garage
Parking Features
Garage Door Opener
Fence
Partial
Lot Features
Wooded, Evergreen Trees, Deciduous Trees, Level, Abuts Ditch, House Faces South
Garage spaces
3
View
Hills
CITY
Boulder
SUBDIVISION
21st/Linden Sub
COUNTY
Boulder
AREA
Boulder
STATE
CO
TAX AMOUNT
22405.0
LATEST UPDATE
2026-01-22T23:59:31.285Z
PRICE CHANGE(S)
$4,950,000 Oct 21, 2025
Property Details
Property Type
Residential
Status
Closed
Bedrooms
7
Bathrooms (Full)
3
Property Sub Type
Single Family Residence
Square Feet
6,785
MLS #
952227
Bathrooms (¾)
1
Bathrooms (Half)
1
New Properties On Market
65
33%
Increase In New Listings
Average Asking Price
$2,014,322
$982,707 Decrease In Avg Asking Price
Average Asking Price / Sq. Ft.
$764
$80 Decrease In List Price/Sq. Ft.
Average Days On Market
13
21 Day
Decrease In Days On Market
Data as of Apr 08, 2026.
Remaining statistics above are calculated on activity within the period from Feb 01, 2026 to Mar 31, 2026.
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Purchase Price
Loan Type
Down Payment
HOA Dues
Interest Rate
Estimated Property Taxes
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