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Back 430 South 42nd Street
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430 South 42nd Street

Boulder CO 80305

4
2
1
2589 sq. ft.
0.16 ac.
Single-Family
Last sold for $1,025,000
Jon HatchJon Hatch, last sold this property on 03 August 2026 after 48 days on market.

Overview

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.

Features

4 bedrooms
2 bathrooms
1 carspace
1 garage space
2589 sq. ft. floor area
0.16 ac. lot size
Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Boulder over the last 12 months, the estimated median property value of 430 South 42nd Street is $1.25m.

Median value
$1.25m
Estimated value range
$675k - $2.5m
Median days on market
44
Estimated value trend
-3%
decrease over the last 12 months
Average days on market is based on recent, comparable sales in Boulder. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 430 South 42nd Street

2026
Sold
$1,025,000
03 Aug 2026 by Jon Hatch, of Compass - Boulder
2023
Sold
$1,105,000
31 Mar 2023 by Steve Altermatt, of RE/MAX Of Boulder, Inc

Happy sellers in Boulder

~%

We have insufficient information to provide an overview of customer satisfaction for Boulder. Viewing the agent profiles, reviews and sales for Boulder can provide insights for this location.

Local market activity for 4 bedroom single-family properties in Boulder

In the last 12 months, 61 four-bedroom single-family properties similar to 430 South 42nd Street, have been sold.

This represents a 17% increase in four-bedroom single-family properties sales when compared to the previous 12 months.

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Boulder

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Analise Contreras

Analise Contreras is an award winning recommended agent for Boulder.  They have 1 local sale and collected 1 local review across the last 12 months.

  •   5   (21 reviews)
  •  1 Review in Boulder
  •  1 Sale in Boulder
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Steffen Kaufman

Sellers who recommend Steffen Kaufman have praised them for being local expert, responsive, reliable, clear communication, supportive, and great negotiation

  •   5   (24 reviews)
  •  1 Review in Boulder
  •  1 Sale in Boulder
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Lisa Wade

Lisa Wade is an award winning recommended agent for Boulder.  They have 1 local sale and collected 1 local review across the last 12 months.

  •   5   (54 reviews)
  •  1 Review in Boulder
  •  1 Sale in Boulder
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Candace Newlove-Marrs

Candace Newlove-Marrs is a recommended agent for Boulder.  They have 3 local sales across the last 12 months.

  •  3 Sales in Boulder
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