$10,000 Closing Credit¹
#1030394, Steve Altermatt, Listing Office: 8z Real Estate
#IR1029198·
Listing office: 8z Real Estate·
Listing agent: Steve Altermatt·
Listing office phone: 3038184336
$875,000 List price
345 S 42nd St Boulder, CO 80305
$10,000
Closing credit¹
4 beds
2 full
2,162 sqft
0.2 acres
$405 / sqft
House
Property details
About 345 S 42nd St
This charming, well-maintained home in Martin Acres effortlessly blends modern updates with timeless mid-mod appeal. Thoughtful improvements throughout the years have kept the home fresh, functional, and inviting. The newly remodeled kitchen boasts sleek quartz countertops, a stylish tile backsplash, new lighting, and new appliances including a countertop convection oven, perfect for today's modern living requirements. The main floor offers an open living and dining space featuring built-in shelving, a cozy gas fireplace, and beautifully refinished oak floors. Both bathrooms have been tastefully updated with new fixtures, flooring, and fresh paint. The home has also been enhanced with an upgraded electrical system, including a second electrical circuit box and extensive rewiring of outlets and lighting. In 2024, a complete sewer line replacement to the city main was completed, ensuring long-term peace of mind. Outside, the large lot features raised garden beds, an apple tree, and chain-link enclosed fencing, offering plenty of space to enjoy the outdoors. A spacious covered patio provides the perfect spot for relaxation and entertaining. The back door offers a dog door and with the fenced backyard it's friendly for pets. The basement is 75% finished, offering a versatile space with a large family room with brand new carpet, a great workshop space, a large storage room, and easy potential for an ADU conversion with an easy modification to provide an outside entrance for the lower level and a large wet bar, complete with a refrigerator and center island. With a freshly painted interior and an open floor plan, this home offers a bright and welcoming atmosphere for its next owners. Combining classic charm with modern upgrades, this property is an ideal choice for those looking to experience the best of Boulder living. Don't miss the opportunity to make this home your own!
Highlights
Home typeSingle Family Residence
HeatingForced Air
StatusAccepting Backup Offers
(Pending)
(Pending)
Size2,162 sqft
BasementYes
Lot size0.17 Acres
Year built1956
MLS #IR1029198
Attached garage1 space
FireplaceGas, Living Room
ViewMountain(s)
Summary
- MLS Number: IR1029198
- MLS Name: RECOLORADO
- Office Name: 8z Real Estate
- Office Phone: (303) 818-4336
- Listing Agent: Steve Altermatt
Listings courtesy of REColorado as distributed by MLS GRID.
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. Properties displayed may be listed or sold by various participants in the MLS.
©2025 METROLIST, INC., DBA RECOLORADO® - All Rights Reserved.
Presented by Rocket Homes Real Estate, LLC
Licensed in Colorado Brokerage License # EC. 100073419
The content relating to real estate for sale in this Web site comes in part from the Internet Data eXchange ("IDX") program of METROLIST, INC., DBA RECOLORADO® Real estate listings held by brokers other than Rocket Homes Real Estate, LLC are marked with the IDX Logo. This information is being provided for the consumers' personal, non-commercial use and may not be used for any other purpose. All information subject to change and should be independently verified.
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 300
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.
Data displayed may be a portion of, and not a complete set of all listings published in the MLS.
Last updated on: 4/28/2025, 10:12:58 AM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Get an agent. Get a mortgage. Save big.¹
$875,000
345 S 42nd St
$10,000
closing credit¹
Sell your home with Rocket and save even more!
Seller rebate
0.5% sale price²
Price information
Property sales
We're sorry, we currently don't have property sales data for this listing.
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2023 | $56,943 | $4,599 |
| 2022 | $45,682 | $4,242 |
| 2021 | $46,997 | $4,045 |
| 2020 | $44,316 | $3,857 |
| 2019 | $44,626 | $3,512 |
| 2018 | $40,514 | $3,402 |
| 2017 | $40,514 | $3,097 |
History based on county public records data.
Nearby schools
8
Creekside Elementary School
Public District KG-5
0.3 mi
•3740 Martin Dr
7
Community Montessori School
Public District PK-6
0.6 mi
•805 Gillaspie Dr
10
Bear Creek Elementary School
Public District KG-5
1.1 mi
•2500 Table Mesa Dr
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $97,794. Typical income of Boulder, CO residents is between $100k-200k annually. Residents typically live in single, no kids family. Typical level of education for residents in this area is post secondary degree.
How much money do the neighbors make?
19%
<35k
33%
35k-100k
38%
100k-200k
10%
200k+
What level of education do the neighbors have?
No High School
High School Diploma
Post Secondary Degree
Masters Degree
Doctorate
What types of families live nearby?
56%
Single, No Kids
6%
Single, with Kids
25%
Married, No Kids
13%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
8%
<11 yrs old
4%
12-17 yrs old
48%
18-34 yrs old
32%
35-64 yrs old
8%
65+ yrs old
What do the neighbors do for fun?
Yoga/pilates
NBA/WNBA
Skiing/snowboarding
Where do the neighbors shop?
H&M
New York & Company
Nordstrom
Where do the neighbors go to eat?
Dominos Pizza
Qdoba
California Pizza Kitchen
What do the neighbors drive?
Audi
Infiniti
BMW
What do the neighbors listen to?
Alternative
Active Rock
Talk/Personality
All data provided by Home Junction and Claritas
Similar homes for sale
$10,000 Closing Credit¹
#1031182, Tracy Zaik, Listing Office: milehimodern - Boulder
$10,000 Closing Credit¹
#1023630, Bob Luna, Listing Office: Cobalt Realty, Ltd.
Backup offers
$10,000 Closing Credit¹
#IR1028139, Sue Masterson, Listing Office: RE/MAX of Boulder, Inc
6 days on Rocket
$10,000 Closing Credit¹
#1031717, Matt Ladwig, Listing Office: The Agency - Boulder
3 days on Rocket
$10,000 Closing Credit¹
#3979138, Allison Benham, Listing Office: K&A Properties
Backup offers
$9,132 Closing Credit¹
#IR1029017, Steve Seeger, Listing Office: eXp Realty LLC
$10,000 Closing Credit¹
#1882267, Tara Jones, Listing Office: Opendoor Brokerage LLC
7 days on Rocket
$10,000 Closing Credit¹
#IR1031687, Steve Altermatt, Listing Office: 8z Real Estate
Backup offers
$10,000 Closing Credit¹
#IR1029939, Thom Sandrock, Listing Office: Sandrock Real Estate
Frequently asked questions
About 345 S 42nd St
This home is located at 345 S 42nd St in Boulder, CO and zip code 80305 in the Martin Acres neighborhood. This 2,162 square foot home, which was built in 1956, sits on a 0.17 acre lot. Features: 4 bedrooms, 2 bathrooms. It has been listed on Rocket Homes since March 24, 2025 and is currently priced at $875,000.
While more than 13 listings in Boulder, CO in March 2025 were sold above asking price, there were more than 26 listings sold at asking price, and more than 69 were sold below. The number of homes for sale in Boulder, CO increased by 33.2% between February and March 2025. In March 2025, listings were on the market for 51 days. During the same period, the median list price in this real estate market was $982,256.
From Rocket Homes Real Estate and based on county public records data.