Downtown Boulder base camp, the backdoor of Mt. Sanitas Trailhead and the heart of Boulder's Porchfest, Mapleton Garden Tour and all Sundance festivities. Front and center for Boulder's new cultural hub on the horizon. Step into a storybook setting with this iconic Boulder landmark of rare pedigree. Gracefully positioned on an expansive 10,542 sq. ft. corner lot, the property is enveloped by lush, mature landscaping, privacy & tranquility all while feeling connected the vibrance of this special block. A classic wraparound porch captures sweeping Flatirons views, while curated outdoor spaces - including a serene backyard yoga deck - offer an effortless balance of relaxation & refined entertaining. Inside, a welcoming foyer and elegant formal parlor set the tone, flowing seamlessly into gracious living & dining spaces designed for both intimate gatherings and grand occasions. The gourmet kitchen serves as the heart of the home, appointed with Italian marble, rich cherry hardwood cabinetry, a JennAir gas range, and a bespoke walnut breakfast table- where craftsmanship and functionality meet in perfect harmony. Upstairs, soaring ceilings and abundant natural light illuminate four spacious bedrooms, including a luxurious primary suite featuring a marble-clad ensuite bath. A secondary bath offers a spa-inspired escape, complete with an aromatherapy steam room and a timeless clawfoot soaking tub. Thoughtfully refreshed with new designer lighting, upgraded appliances, and refined kitchen and bathroom finishes. The front patio showcases beautifully refinished flooring, behind the home a new garage roof & door and meticulous exterior touch-ups. Ideally situated on one of Boulder's most coveted streets, welcome to the Casaday-Winter House. An irreplaceable piece of Boulder's heritage, where historic character and modern sophistication converge. For your convenience, all furnishings available.
Listed by Amy LaBorde
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License #IRP15165
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Compass - Boulder
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720-771-8271
Last updated June 14, 2026
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Source: REcolorado #IR1056413
Listing Facts
TypeSingle-family
NeighborhoodMapleton Hill
Bedrooms4
Bathrooms3
Days on Prevu64
Taxes$15,681/year
Size2,652 sqft
Price per sqft$1,638
Amenities
Dishwasher
Private Outdoor Space
Washer/Dryer
Air Conditioning
Parking
Location
Mortgage Calculator
Listing History
05/26/2026
Price Decreased
$4,345,000
04/13/2026
Listed by Compass - Boulder
$4,395,000
Property Details for 505 Pine Street
Exterior
Construction
Roof: Composition
Structure Type: House
Year Built: 1893
Architectural Style: Victorian
Construction Materials: Stone
Features
Direction Faces: South
Fencing: Partial
Patio And Porch Features: Deck, Patio
Road Frontage Type: Public
View: Mountain(s)
Measurements
Building Area Total: 3,296
Lot Features: Corner Lot, Historical District, Sprinklers In Front
Exclusions: Seller's property in basement and garage.
Location
Subdivision Name: Mapleton
Parking
Parking
Garage Spaces: 1
Parking Total: 1
Schools
Elementary School
Elementary School: Whittier E-8
Elementary School District: Boulder Valley RE 2
High School
High School: Boulder
High School District: Boulder Valley RE 2
Middle or Junior School
Middle Or Junior School: Casey
Utilities
Equipment
Cooling: Central Air
Heating: Forced Air
Sewer: Public Sewer
Utilities: Natural Gas Available
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 4 bedrooms and 3 bathrooms in this single-family home at 505 Pine Street.
What schools are nearby to 505 Pine Street?
Nearby schools include the Whittier E-8 Elementary School, Casey Middle School, and Boulder High School.
Does this single-family home have parking?
Yes, there is 1 parking space available for 505 Pine Street.
What are the annual taxes for 505 Pine Street?
Annual taxes for this single-family home are estimated at $15,681.
How does 505 Pine Street compare to other single-family homes in Mapleton Hill?
This single-family home is listed 20% above the average price for single-family homes in Mapleton Hill and has been on the market for 27 more days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 2,652 sqft.
505 Pine Street is a 4-bedroom, 3-bath single-family home for sale in Boulder CO 80302. On Prevu for 64 days at $4,345,000. This includes a recent price decrease of $50,000. This property features 2,652 square feet of living space, located in Mapleton Hill. The median listing price for single-family homes in this area is $1,535,000. Nearby schools include Whittier E-8 Elementary School, Casey Middle School, and Boulder High School. The home offers private outdoor space, dishwasher, air conditioning, parking, and washer/dryer. View other single-family home listings in Boulder.
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