


Listing Courtesy of:
Colorado Realty 4 Less, LLC

3421 4th Street Boulder, CO 80304
Active
$7,250,000
OPEN HOUSE TIMES
-
OPENSat, Jun 2812 noon - 4:00 pm
-
OPENSun, Jun 294:00 pm - 7:00 pm
Description
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.
MLS #:
IR1037712
IR1037712
Taxes
$26,869(2024)
$26,869(2024)
Lot Size
0.6 acres
0.6 acres
Type
Single-Family Home
Single-Family Home
Year Built
1990
1990
Style
Contemporary
Contemporary
Views
Mountain(s)
Mountain(s)
School District
Boulder Valley Re 2
Boulder Valley Re 2
County
Boulder County
Boulder County
Community
Fourth Street 3403 Sub
Fourth Street 3403 Sub
Listed By
Kathleen Haas, Colorado Realty 4 Less, LLC
Source
RECOLORADO
Last checked Jun 28 2025 at 5:19 AM GMT+0000
RECOLORADO
Last checked Jun 28 2025 at 5:19 AM GMT+0000
Bathroom Details
- Full Bathrooms: 2
- 3/4 Bathrooms: 2
- Half Bathroom: 1
Interior Features
- Eat-In Kitchen
- Five Piece Bath
- Open Floorplan
- Vaulted Ceiling(s)
- Walk-In Closet(s)
- Dishwasher
- Disposal
- Down Draft
- Microwave
- Oven
- Refrigerator
- Self Cleaning Oven
- Laundry: In Unit
- Security Features: Smoke Detector(s)
- Spa Features: Bath
- Window Features: Double Pane Windows
Subdivision
- Fourth Street 3403 Sub
Lot Information
- Ditch
- Open Space
- Rolling Slope
- Sprinklers In Front
Property Features
- Wooded
- Fireplace: Family Room
- Fireplace: Gas
- Fireplace: Gas Log
- Fireplace: Living Room
Heating and Cooling
- Forced Air
- Hot Water
- Radiant
- Ceiling Fan(s)
- Evaporative Cooling
Basement Information
- Daylight
- Full
Flooring
- Wood
Exterior Features
- Frame
- Wood Siding
- Roof: Composition
Utility Information
- Utilities: Cable Available, Electricity Available, Internet Access (Wired), Natural Gas Available
School Information
- Elementary School: Foothill
- Middle School: Centennial
- High School: Boulder
Parking
- Oversized
Living Area
- 5,198 sqft
Location
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6455 S. Yosemite St., Suite 500
Greenwood Village, CO 80111 USA
ALL RIGHTS RESERVED WORLDWIDE. No part of this publication may be reproduced, adapted, translated, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of the publisher. The information contained herein including but not limited to all text, photographs, digital images, virtual tours, may be seeded and monitored for protection and tracking.

This publication is designed to provide information with regard to the subject matter covered. It is displayed with the understanding that the publisher and authors are not engaged in rendering real estate, legal, accounting, tax, or other professional services and that the publisher and authors are not offering such advice in this publication. If real estate, legal, or other expert assistance is required, the services of a competent, professional person should be sought.
The information contained in this publication is subject to change without notice. METROLIST, INC., DBA RECOLORADO MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. METROLIST, INC., DBA RECOLORADO SHALL NOT BE LIABLE FOR ERRORS CONTAINED HEREIN OR FOR ANY DAMAGES IN CONNECTION WITH THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL.
All real estate advertised herein is subject to the Federal Fair Housing Act and the Colorado Fair Housing Act, which Acts make it illegal to make or publish any advertisement that indicates any preference, limitation, or discrimination based on race, color, religion, sex, handicap, familial status, or national origin.
METROLIST, INC., DBA RECOLORADO will not knowingly accept any advertising for real estate that is in violation of the law. All persons are hereby informed that all dwellings advertised are available on an equal opportunity basis.

© 2025 METROLIST, INC., DBA RECOLORADO® – All Rights Reserved
6455 S. Yosemite St., Suite 500
Greenwood Village, CO 80111 USA
ALL RIGHTS RESERVED WORLDWIDE. No part of this publication may be reproduced, adapted, translated, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of the publisher. The information contained herein including but not limited to all text, photographs, digital images, virtual tours, may be seeded and monitored for protection and tracking.