|Mon||7:00 AM - 7:00 PM|
|Tue||7:00 AM - 7:00 PM|
|Wed||7:00 AM - 7:00 PM|
|Thu||7:00 AM - 7:00 PM|
|Fri||7:00 AM - 7:00 PM|
|Sat||7:00 AM - 5:00 PM|
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Place your order online for in-store pickup or delivery.
When planning an outdoor project, it’s important to make sure the lumber you choose can withstand the elements.
That’s why your San Marcos McCoy’s carries YellaWood® pressure treated lumber treated with environmentally preferred Micronized Copper Azole (MCA) preservative. MCA protects the lumber from rot, fungal
McCoy’s stocks doors in several common styles and standard sizes, allowing you to get in, get out and get building.
Doors special ordered through McCoy’s Millwork division are made to order which means we can personalize both interior and exterior doors to meet the needs of your project, whether it’s a single door or an entire house package.
Looking for something more unique? Pella® windows are beautiful, energy-efficient windows which truly reflect the style of your home and are available through Special Order.
Whether you are looking to repair your roof or replace it entirely, McCoy’s has the roofing supplies you need for the project including underlayment, nails, shingles, and much more.
Check out our Owens Corning TruDefinition Duration® Shingles for ultra-high performance dimensional laminate shingles featuring patented SureNail® technology.
Located just off of Interstate 35, McCoy’s Building Supply is proud to be a part of the San Marcos Community. Manager Randy Haas has been part of the McCoy’s team for over 30 years. He and his staff are dedicated to providing the best customer service for professional contractors, do-it-yourselfers and everyone else in between.