Building Materials

Doors & Windows


Farm & Ranch




Heating & Cooling

Home Interior

Kitchen & Bath

Lighting & Ceiling Fans



Pipe & Pipe Fittings


Storage & Organization


Tractor, Trailer & Auto

Workwear & Safety Gear

Sales and Promotions Sales and Promotions Banner

Save more when you shop McCoy’s. Whether you’re a hardcore do-it-yourselfer, a professional builder or a farmer or rancher, you’ll always find great service and competitive prices at McCoy’s Building Supply. Looks like it’s time for you to Get In, Get Out, Get Building…and Get Saving!

Buy a Door & Help a Hero

For every in stock steel or fiberglass exterior door sold now thru June 17, McCoy’s will donate $10 to Operation FINALLY HOME.

Summer Savings at McCoy’s

Knock out your honey-do list this summer with McCoy’s.  Deck stain, lighting and much more on sale now through June 17.

Military Discount

McCoy’s is proud to extend our 10% Military Discount this Memorial Day to include all veterans, regardless of length of service. A valid proof of service should be provided at time of purchase, please.

We Now Carry STIHL® Products

Stop by your San Marcos McCoy’s and check out our selection of STIHL® chainsaws, trimmers and blowers.

Clearly Extraordinary

Right now thru June 30, McCoy’s customers can earn up to $1,000 mail-in rebate on Special Order Pella Windows.

The Power to Purchase What You Need, When You Need It

12 Months Special Financing* on purchases of $399 or more with your McCoy’s Consumer Credit Card. *Subject to credit approval. Minimum monthly payments required.