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Your Trusted Source for Building Supplies in Modesto, IL
Gray Lumber Co. Co. has served customers for over 70 years with premium lumber, hardware, paint, and window supplies. Our family-owned business combines decades of industry expertise with a commitment to quality, offering a comprehensive selection of materials for residential and commercial projects. Every product we provide comes with a manufacturer's warranty, ensuring long-term reliability and customer satisfaction. We specialize in delivering durable, energy-efficient solutions tailored to construction, remodeling, and home improvement needs. Our knowledgeable team provides personalized service and free estimates, helping clients select the right materials for any project.

With a focus on community and customer-centric values, we maintain a trusted reputation for excellence in Modesto, IL, and surrounding areas. Our inventory includes lumber, windows, doors, decking, pole barn supplies, and hardware, all sourced from reputable brands. We prioritize convenience by offering one-stop shopping for all building material requirements. Our dedication to quality, competitive pricing, and exceptional service has made us a preferred supplier for contractors, DIY enthusiasts, and homeowners alike.
Services
Lumber Windows Remodeling Supplies Pole Barn Sheds Doors Decking Paint & Hardware
Highlights and features
  • We have over 70 years of experience in the building materials industry.
  • Our products come with manufacturer warranties for long-term reliability.
  • We offer free estimates for all residential and commercial projects.
  • We carry a comprehensive selection of lumber, windows, doors, and hardware.
  • Our family-owned business prioritizes personalized service and community values.
Services
Lumber
Gray Lumber Co. Co. provides a wide range of high-quality lumber products for construction and home improvement projects. Our inventory includes treated lumber, construction-grade wood, and specialty sizes like 2x4s and 2x12s. Designed for durability and energy efficiency, our lumber meets the needs of contractors and DIY enthusiasts. We offer competitive pricing and free estimates for all residential and commercial applications.
Windows
We supply premium windows from trusted brands like Andersen Windows for residential and commercial properties. Our selection includes double-hung, casement, and custom-built options to enhance energy efficiency and aesthetics. Ideal for replacements or new installations, our windows combine functionality with modern design. Free estimates and expert guidance ensure the right choice for your project in Modesto, IL.
Remodeling Supplies
Our remodeling supplies include cabinets, countertops, vanities, and shower units to transform kitchens and bathrooms. We offer products from brands like Merillat, ensuring quality and durability. Perfect for homeowners seeking upgrades, our inventory supports full-scale renovations or minor updates. Free estimates and manufacturer warranties add value for Modesto residents and surrounding areas.
Pole Barn Sheds
Gray Lumber Co. Co. supplies all materials needed for pole barns and metal sheds, including columns, trusses, roofing, and siding. Our comprehensive selection supports DIY builders and contractors with durable, weather-resistant components. From hardware to frame tools, we provide everything for efficient construction. Free estimates and expert advice ensure project success in Modesto, IL.
Decking
We offer treated wood, decking materials, and protective stains for building or renovating decks. Our inventory includes all shapes and sizes, ensuring flexibility for custom designs. Ideal for homeowners seeking durable outdoor spaces, our products combine longevity with aesthetic appeal. Free estimates and manufacturer warranties support Modesto residents and surrounding areas.
Questions
What products does Gray Lumber Co. Co. Co. offer?
We provide lumber, windows, doors, decking, pole barn supplies, remodeling materials, paint, and hardware for residential and commercial projects.
Do you serve areas outside Modesto, IL?
Yes, we serve Modesto, IL, and surrounding areas with all our building supply products and services.
Are free estimates available?
Yes, we offer free estimates for all residential and commercial projects. Contact us at 217-439-7265.
What brands do you carry?
We stock products from Andersen Windows, Merillat cabinets, Pittsburgh Paints, and Penofin stains, among others.
How long has Gray Lumber Co. Co. Co. been in business?
We have over 70 years of experience serving the Modesto, IL community with premium building materials.
What are your business hours?
We are open Monday-Friday 7:00 AM - 5:00 PM, Saturday 8:00 AM - 12:00 PM, and closed on Sundays.
Reviews (7)
Michael Newitt
Jan 26, 2022 Report
Fantastic service but REDICULOUS pricing. I bought a piece of 7/16 OSB sheathing and was charged 62.40 same item at the box stores 20 dollars less, really?! Is your OSB made from virgin wood or something, sorry just ticks me off. Please do not get me wrong I am super satisfied with your customer service, but please get a bit more competitive, I cant stay in business and shop with you.
Todd Huizenga
Jan 19, 2022 Report
I called Gray Lumber on what I assume to be a busy Saturday morning and the gentleman that answered the phone quickly found a special order item that I had purchased in 2016! He directed me to the salesman that placed the order back then and in under 10 minutes we were in business. Customer service for the win!! Thank you Gray Lumber!!
Mark Villanueva
Dec 20, 2021 Report
The company I work for sends me here for supplies. They always seem helpful and do a nice careful job loading my supplies.
Glen C.
Aug 29, 2021 Report
Way cheaper than home Depot and Lowe's. Great customer service. Personalized service for your items. Just a great business.
Kailee Guerrero
Aug 03, 2021 Report
This company is the WORST! My husband ordered lumber and trex decking 2 months ago for a job that he is starting now. Most wood was split in half, most trex had a scratches and gouges in them (mind you trex is a tough product that is scratch and gouge proof). My husband calls and speaks to Danny. Danny accused my husband of damaging the trex and wood. Says that my husband has to bring the trex back so they can determine if my husband did the damages or if it was a defect in the product. This company has the worst customer service. If we truly messed up the lumber and trex products we would be 100
Spencer Corpuz
Aug 02, 2021 Report
I'll never use this place again. I'm a licensed contractor who has tried almost every lumber yard in the area and this is by far the worst. Their salesman are always super rude and short tempered, especially on the phone, and honestly don't really know what they're talking about. They won't even give you a quote over the phone. Their prices are extremely high for sub par lumber and sub par customer service. Go to Arrow, or in a pinch go to Mill Outlet, at least Mill Outlet has decent customer service.
Jen McSwain
Aug 01, 2021 Report
Very helpful sales people at this location. I had made a special order that I no longer needed and asked to return it (not always something they can do). John was super helpful and fast. Would do business here again.