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430 S 42nd StreetBoulder, CO 80305

For Sale

$1,060,000

Smart Buyer Rebate $10,600

In the heart of Martin Acres, this larger-than-average ranch-style home on a large lot 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 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. This outdoor retreat provides privacy and tranquility. 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.

Listed by Jon Hatch

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License #IRP14831

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Compass - Boulder

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303-513-2834

Last updated June 15, 2026

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Source: REcolorado #IR1061877

Listing Facts

  • TypeSingle-family
  • NeighborhoodMartin Acres
  • Bedrooms4
  • Bathrooms2
  • Days on Prevu1
  • Taxes$5,660/year
  • Size2,589 sqft
  • Price per sqft$409

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

06/15/2026
Listed by Compass - Boulder
$1,060,000

Property Details for 430 S 42nd Street

Exterior

Construction

  • Roof: Composition
  • Structure Type: House
  • Window Features: Bay Window(s), Double Pane Windows, Skylight(s), Window Coverings
  • Year Built: 1956
  • Construction Materials: Brick, Frame

Features

  • Patio And Porch Features: Deck

Measurements

  • Building Area Total: 2,724
  • Lot Features: Sprinklers In Front
  • Lot Size Acres: 0.16
  • Lot Size Square Feet: 6,979

Financial

Taxes

  • Parcel Number: R0013464
  • Tax Annual Amount: $5,660.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Dishwasher, Dryer, Oven, Refrigerator, Washer
  • Fireplace Features: Living Room
  • Flooring: Wood
  • Interior Features: Open Floorplan, Primary Suite, Radon Mitigation System

Measurements

  • Living Area: 2,589

Rooms

  • Basement: Full, Sump Pump
  • Has Basement: Yes
  • Bathrooms Full: 1
  • Bathrooms Three Quarter: 1
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 4
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 2

Other

General

  • Exclusions: Tenant's personal property

Location

  • Subdivision Name: Martin Acres 2

Parking

Parking

  • Attached Garage: Yes
  • Garage Spaces: 1
  • Parking Total: 1

Schools

Elementary School

  • Elementary School: Creekside
  • Elementary School District: Boulder Valley RE 2

High School

  • High School: Fairview
  • High School District: Boulder Valley RE 2

Middle or Junior School

  • Middle Or Junior School: Manhattan

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Forced Air, Wood Stove
  • Sewer: Public Sewer
  • Utilities: Electricity Available, 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 2 bathrooms in this single-family home at 430 S 42nd Street.

What schools are nearby to 430 S 42nd Street?

Nearby schools include the Creekside Elementary School, Manhattan Middle School, and Fairview High School.

Does this single-family home have parking?

Yes, there is 1 parking space available for 430 S 42nd Street.

What are the annual taxes for 430 S 42nd Street?

Annual taxes for this single-family home are estimated at $5,660.

How does 430 S 42nd Street compare to other single-family homes in Martin Acres?

This single-family home is listed 7% above the average price for single-family homes in Martin Acres and has been on the market for 30 less 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 2,589 sqft.

430 S 42nd Street is a 4-bedroom, 2-bath single-family home for sale in Boulder CO 80305. Available on Prevu for 1 days at $1,060,000. This home features 2,589 square feet of living space, located in Boulder. The median listing price for single-family homes in this area is $893,000. Nearby schools include Creekside Elementary School, Manhattan Middle School, and Fairview High School. Property amenities include private outdoor space, dishwasher, air conditioning, parking, and washer/dryer. Explore more single-family home listings in Boulder.

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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.