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Business Details
50+ Years
experience
Your Trusted Source for Building Supplies in Modesto
American Lumber has been a cornerstone of the Modesto community since 1923, providing high-quality building materials and expert services to contractors, architects, and DIY enthusiasts. As a family-owned business, we combine a century of industry experience with personalized service, offering products like dimensional lumber, windows, doors, and hardware. Our staff undergoes factory training from leading manufacturers, ensuring deep product knowledge and tailored solutions.

We prioritize local economic impact, supporting 27 community organizations and maintaining a commitment to Modestos growth. Our services include custom wood door fabrication, fast-turnaround millwork, and free delivery for qualifying orders. With a legacy rooted in reliability and customer satisfaction, we continue to adapt to industry trends while preserving the values that have defined us for generations.
Services
Lumber Sales Window & Door Sales Building Materials Hardware Sales Delivery Services Custom Wood Doors Mill Services Fencing Materials Sheetrock Supply Dry Mix Goods
Details
  • Year established: 1923
Highlights and features
  • Family-owned since 1923 with deep local roots.
  • Factory-trained staff ensures expert product knowledge.
  • Free delivery available for qualifying orders.
  • Custom wood door fabrication completed in days.
  • Supports 27 local community organizations annually.
What people say
Recommended by Home Depot employee Awesome friendly staff Great products Piece of Modesto history Ready to help
Services
Delivery Services
We offer fast delivery for building materials across Modesto and surrounding areas. Orders over $400 qualify for free delivery, with most in-stock items delivered within one business day. Our logistics team ensures timely and reliable service for both small and large projects.
Custom Wood Doors
Our wood door shop creates custom doors to fit unique specifications. Most jobs complete within days, with options for same-day service on select projects. We work closely with clients to ensure precise measurements and high-quality finishes for residential and commercial applications.
Mill Services
Our on-site mill features planers, table saws, and sanders to shape materials to your needs. Clients can submit plans for fast turnaround, with most projects ready for pickup or delivery within hours. Advanced equipment ensures precision for both small repairs and large-scale builds.
Building Materials
We supply a full range of lumber and building materials, including pressure-treated wood, sheetrock, and siding. Products from trusted brands like Andersen and JELD-WEN ensure durability. Our inventory supports both professional contractors and DIY projects of all sizes.
Hardware Sales
Our hardware store offers tools, fasteners, and equipment for construction and home improvement. From basic supplies to specialized items, we provide expert guidance to help customers select the right products for their projects.
People
William R. Mensinger
Founder
William R. Mensinger established American Lumber in 1923. A first-generation American, he contributed to Modestos development through real estate and local businesses, including founding the citys second theater. His legacy shapes our community-focused values.
John B. Mensinger
President
John B. Mensinger, grandson of our founder, has led American Lumber since 1986. With decades of hands-on experience, he ensures the company maintains its commitment to quality, service, and community impact while adapting to modern industry demands.
Questions
What areas do you serve?
We primarily serve Modesto, CA, with free delivery for orders $400+. Larger orders may qualify for delivery outside the area.
Do you offer custom wood door services?
Yes, our wood door shop completes most custom jobs in days, with options for same-day service on select projects.
What building materials do you stock?
We carry dimensional lumber, sheetrock, siding, fencing materials, dry mix goods, and hardware from trusted brands like Andersen and JELD-WEN.
Are your staff trained by manufacturers?
Yes, our team undergoes factory training from leading product manufacturers to ensure expert knowledge and service quality.
What are your delivery hours?
Delivery is available Monday-Friday, 7am-4pm, with most in-stock orders delivered within one business day.
How long have you been in business?
We’ve served Modesto since 1923, making us a trusted, family-owned resource for building materials and services.
Reviews (6)
Roxanne B.
Jun 24, 2022 Report
I must have visited 10 or 11 lumber yards looking for a particular type of redwood siding and just when I was about to lose hope, I walked into American Lumber. So incredibly happy to have found this place! The customer service is BEYOND amazing. Incredibly friendly and knowledgeable staff and great pricing too! The cherry on top? Free delivery if you spend a certain amount. Thank you guys for helping me find the perfect redwood siding. I am so happy and will be back to buy my redwood fencing soon : Support this small family owned biz - you won't find a better building material/lumber store in the Central Valley!
Edward Golder
Feb 17, 2022 Report
Went in to get a quote on some lumber and hardware. I got great customer service, a fair price and they'll deliver for free. Always liked the place when I lived in Modesto 30 some years ago and they've maintained the quality of service.
C. L.
Jun 14, 2021 Report
Great place to do business. They took the time to explain the different types of grade of wood and got back to us regarding the cost of the posts we were looking for. Milled the posts at no extra charge. We also received followup phone calls when the work was done AND a followup call from the person who took my order to make sure I received the call it was ready to pick up. Excellent experience would use them again in a heartbeat. Thank you!
Kenneth Ruckman
Apr 02, 2021 Report
Very friendly people to work with. Helpful and very informative on the products they carry. Will be a returning customer.
Rick Khan
Mar 15, 2021 Report
As I walked in, very politely greeted by John. I was looking for some specific size of lumber. He used his CB intercom to let staff in yard guide me to the specific location to where the materials located. Everyone in the yard was very helpful, no sales pressure. Gave me all options to choose from. Directed back to office to provide me with a formal quote on two price points. This is when I met Greg Scott, this gentleman was full of knowledge and experience. From the sketch, down right to the bolts nuts, drill bit size, fantastic. Best part, I was recommended by a Home Depot employee to go the American lumber. I cannot say enough. Thank you so so much.
Brianna Kimm
Jan 17, 2021 Report
I was super impressed with their customer service! They were all so helpful and went above and beyond