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Property Description
In the heart of Martin Acres in Boulder, CO this larger ranch-style home offers comfort, character, and exceptional value. An efficient, thoughtfully designed floor plan creates good flow from room to room. The spacious living room centers around a cozy fireplace, while two main-level bedrooms and a full bath provide comfortable living. The kitchen connects to a bright sunroom and garden room overlooking the lush backyard where you're invited to relax and entertain. Beautiful wood floors run throughout the main level and newer windows welcome an abundance of natural light, creating bright, airy spaces that bring the outdoors in. The fully finished lower level offers remarkable flexibility with a large family room, two conforming bedrooms with egress windows, a three-quarter bath, laundry, kitchenette and a rare under-garage storage space. With its private living configuration, the lower level presents an outstanding opportunity for multi-generational living, guest accommodations or rental income, providing buyers with the option to help offset ownership costs. The 7,000sqft property is fully fenced with lawn sprinkler system, gardens, a classic Lueb Popoff animal/tree sculpture, mature trees and offers exceptional privacy with a newer patio and built-in bench. Seasonal western views showcase the nearby Foothills and iconic Flatirons. Keep cool this summer with air-conditioning and upgraded insulation. Recent improvements include fresh exterior paint, roofing, gutters, radon mitigation and more. Near Bear Creek and Boulder's extensive bike and pedestrian trail system, Martin Park and convenient underpass access to the Table Mesa Shopping Center, featuring shops and restaurants like Southern Sun, Southside Walnut Cafe, Whole Foods, King Soopers, Boxcar Coffee, Moe's Bagel, Neptune Mountaineering and more. Quick access to Boulder Mountain Parks and Open Space trails and easy access to public transit.
Full Property Details
Full Property Details for 430 S 42nd St
General
- Sold For: $1,025,000
- Taxes: $5,660 (2025)
- Status: Closed
- Type: Single Family
- Source: IRES
- MLS ID: 1061877
- Added to Site: 68 day(s) ago
Interior
- Interior Features: Separate Dining Room, Open Floorplan, Bay or Bow Window, Skylights, Two Primary Suites, Sun Room
- Fireplace: Yes
- Fireplace(s): Living Room
- Appliances: Electric Range, Dishwasher, Refrigerator, Washer, Dryer
- Flooring: Wood
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 1
- 3/4 Bathrooms: 1
- Main Floor Baths: 1
Bedrooms
- Total Bedrooms: 4
Exterior
- Exterior Features: Sprinkler System
- Porch/Patio/Deck: Deck
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 1
- Parking Features: Attached
- Garage Description: Attached
Location
- Area: Boulder
- County: Boulder
- Subdivision: Martin Acres 2
- Driving Directions: Off Table Mesa Drive to North on S. 42nd St. to property on the right or east
School Information
- School District: Boulder Valley Dist RE2
- Elementary School: Creekside
- Middle School: Manhattan
- High School: Fairview
Heating & Cooling
- Cooling Type: Central Air
- Heating Type: Forced Air, Wood Stove
Utilities
- Gas: Yes
- Gas: Xcel
- Sewer: Public Sewer
- Water: City
- Utility Description: Natural Gas Available, Electricity Available
Structural Information
- Construction: Frame, Brick
- Exterior Const.: Frame, Brick
- Basement: Yes
- Basement Desc.: Full, Partially Finished, Built-In Radon, Sump Pump
- Roof: Composition
- Windows: Skylight(s), Window Coverings
- Square Feet: 2,724
- Sq. Ft. Source: Assessor
- Living Area: 2,589 Sq. Ft.
- Year Built: 1956
Additional Structures
- Other Structures: Storage
Lot Features
- Lot Size (Acres): 0.16
- Lot Size (Sq. Ft.): 6,979
- Fence: Yes
- Potential Use: Single-Family
- Permitted Use: Single Family
- Zoning: RES
- Fencing (Description): Fenced
Green Features
- Energy Efficient: Windows
Financial Considerations
- Tax Amount: $5,660
- Tax Year: 2025
- Terms: Cash, Conventional, FHA, VA
Disclosures and Reports
- Special Conditions: Private Owner
- Exclusions: Tenant's personal property
- Property ID: R0013464
Listed by Compass - Boulder (303) 487-5472
Sold by House Einstein (303) 513-2834
Get Pre-Approved Today
Schools
Schools serving 430 S 42nd St
School District:Boulder Valley School District Re-2
| Name | Grades | Distance |
|---|---|---|
Creekside Elementary School At Martin Park 3740 Martin Drive, Boulder, CO 80305 | K-5 | 0.3 mi |
Manhattan Middle School Of The Arts And Academics 290 Manhattan Drive, Boulder, CO 80303 | 6-8 | 1.1 mi |
Fairview High School 1515 Greenbriar Boulevard, Boulder, CO 80305 | 9-12 | 1 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 430 S 42nd St
Date
Details
Price
Change
Source
8/03/2026
Sold
$1,025,000
-3.3%
MLS
6/15/2026
Listed
$1,060,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
430 S 42nd St, Boulder, CO 80305 (MLS# 1061877) is a Single Family property that was sold at $1,025,000 on August 03, 2026. Want to learn more about 430 S 42nd St? Do you have questions about finding other Single Family real estate for sale in Boulder? You can browse all Boulder real estate or contact a Coldwell Banker agent to request more information.

