Mountain Homes Realty
Enter City, Zip or MLS

505 pine st

Boulder, CO 80302

$4,345,000

4 BEDS 3 BATHS
3,296 SQFT0.23 AC LOT
Residential - Single Family
Image 1: Iconic Mapleton Hill Corner Lot
Image 2
Image 3
Image 4
Bedrooms 4
Total Baths 3
Full Baths 1
Square Feet 3296
Acreage 0.24
Status Active
MLS # 1056413
County Boulder
More Info
Category Residential - Single Family
Status Active
Square Feet 3296
Acreage 0.24
MLS # 1056413
County Boulder
Listed By: Listing Agent Amy LaBorde
Coldwell Banker Realty 02 - (720) 771-8271
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.
Location not available
Listing
Street
Satellite

Exterior Features

  • Style Victorian
  • Construction Single Family Residence
  • Siding Stone
  • Exterior Sprinkler System
  • Roof Composition
  • Garage Yes
  • Garage Description Detached
  • Water City
  • Sewer Public Sewer
  • Lot Description Corner Lot, Evergreen Trees, Historic District, House Faces South, House/Lot Faces SW

Interior Features

  • Appliances Gas Range, Dishwasher, Refrigerator, Washer, Dryer
  • Heating Forced Air
  • Cooling Central Air
  • Basement Partially Finished
  • Fireplaces Description Gas
  • Living Area 3,296 SQFT
  • Year Built 1893
  • Stories Three Or More

Neighborhood & Schools

  • Subdivision Mapleton
  • School Disrict Boulder Valley Dist RE2
  • Elementary School Whittier
  • Middle School Casey
  • High School Boulder

Financial Information

  • Parcel ID R0009008
  • Zoning RES

Additional Services

Internet Service Providers

Listing Information

Listing Provided Courtesy of Coldwell Banker Realty 02 - (720) 771-8271
Listings provided courtesy of the IRESDS MLS as distributed by MLS GRID.

Information is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant's applicable MLS if any and as amended from time to time. MLS GRID may, at its discretion, require use of other disclaimers as necessary to protect Member Participant, and/or their MLS from liability.

Based on information submitted to the MLS GRID as of 07/06/2026 03:16:34 UTC. 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.

The Digital Millennium Copyright Act of 1998, 17 U.S.C. § 512 (the "DMCA") provides recourse for copyright owners who believe that material appearing on the Internet infringes their rights under U.S. copyright law. If you believe in good faith that any content or material made available in connection with our website or services infringes your copyright, you (or your agent) may send us a notice requesting that the content or material be removed, or access to it blocked. Notices must be sent in writing by email to DMCAnotice@MLSGrid.com.

The DMCA requires that your notice of alleged copyright infringement include the following information: (1) description of the copyrighted work that is the subject of claimed infringement; (2) description of the alleged infringing content and information sufficient to permit us to locate the content; (3) contact information for you, including your address, telephone number and email address; (4) a statement by you that you have a good faith belief that the content in the manner complained of is not authorized by the copyright owner, or its agent, or by the operation of any law; (5) a statement by you, signed under penalty of perjury, that the information in the notification is accurate and that you have the authority to enforce the copyrights that are claimed to be infringed; and (6) a physical or electronic signature of the copyright owner or a person authorized to act on the copyright owner's behalf. Failure to include all of the above information may result in the delay of the processing of your complaint.

© 2026 IRESDS MLS, Inc.
Listing data is current as of 07/06/2026.

Contact Our Agent

By clicking “Submit,” I agree to be contacted by Lake Homes Realty, LLC, its affiliates, and real estate professionals via call, text, and email for real estate services. This includes by automated means, even if your number is on a federal, state, or our internal Do Not Call list. To opt out, you can reply "stop" at any time or reply "help" for assistance. You can also click the unsubscribe link in the emails. Message and data rates may apply. Message frequency may vary. You also agree to our Terms of Use and Privacy Policy.