4300 Sunshine Canyon Drive, Boulder, CO 80302 (MLS # IR1053614)

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PRICE $3,250,000 dsIDX morgage calculator
BEDS 4
BATHS 5
HOME SIZE 6,683 sqft
LOT SIZE 45.32 ac

Just 10 minutes from Pearl Street, this private 40-acre Sunshine Canyon retreat offers a rare blend of mountain seclusion and close-to-town convenience. Surrounded by towering pines, dramatic rock outcroppings, and sweeping views of the Back Range and Boulder's city lights, the setting is exceptional and so rare. The contemporary residence is designed to embrace its natural surroundings, with expansive windows, skylights, and vaulted ceilings filling the interior with natural light and framing spectacular views in every direction. The open living spaces create an inviting environment for both everyday living and entertaining, while multiple flexible areas-including a walk-out lower level with recreation space and wet bar-provide room for guests, work-from-home offices, or media and fitness spaces. Outdoor living shines with expansive decks, patios, a private pool, and hot tub-all positioned to take advantage of stunning sunsets and star-filled mountain nights. Hiking trails and abundant wildlife are right outside your door. Recent improvements include a whole-house Culligan water purification system, new dual heat pump HVAC systems, new well and cistern pumps, updated septic piping, new electric water heaters, refreshed landscaping with sprinkler system, rebuilt deck, refinished basement, updated pool equipment, and fresh interior/exterior paint. This estate awaits your personal touches to make your Boulder lifestyle a reality. A rare opportunity to own a private mountain estate with exceptional views, infrastructure upgrades, and year-round accessibility just minutes from Boulder.

DAYS ON MARKET 12 LAST UPDATED 3/12/2026
TRACT Ponderoski Estates YEAR BUILT 1988
GARAGE SPACES 3.0 COUNTY Boulder
STATUS Active PROPERTY TYPE(S) Single Family

SCHOOLS
Elementary School Flatirons
Jr. High School Casey
High School Boulder


ADDITIONAL DETAILS
AIR Central Air, Evaporative Cooling
AIR CONDITIONING Yes
APPLIANCES Dishwasher, Disposal, Double Oven, Dryer, Microwave, Oven, Refrigerator, Washer
BASEMENT Walk-Out Access, Yes
CONSTRUCTION Frame, Wood Siding
EXTERIOR Balcony
FIREPLACE Yes
GARAGE Yes
HEAT Forced Air, Heat Pump, Propane
INTERIOR Eat-in Kitchen, Kitchen Island, Open Floorplan, Pantry, Vaulted Ceiling(s), Walk-In Closet(s), Wet Bar
LOT 45.32 acre(s)
LOT DESCRIPTION Rock Outcropping, Rolling Slope, Sloped, Sprinklers In Front, Wooded
PARKING Oversized, Attached
POOL Yes
POOL DESCRIPTION Private
SEWER Septic Tank
STORIES 3+
SUBDIVISION Ponderoski Estates
TAXES 18170
UTILITIES Cable Available, Electricity Available, Natural Gas Available
VIEW Yes
VIEW DESCRIPTION City, Mountain(s)
WATER Private, Cistern, Well
MORTGAGE CALCULATOR
   

TOTAL MONTHLY PAYMENT

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Listing provided by Marybeth Emerson, The Agency - Boulder
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