Third Monday Trade Days in McKinney, Texas is the oldest and largest monthly trade days/flea market in North Texas with roots back to the old county-wide market that began in the 1870s in McKinney. It is situated in the historic Buckner Community, which was the first County Seat of Collin County.

More than 450 vendors offer almost anything you can imagine – unique gifts, delightful home decor, trendy clothing and accessories, sporting goods, antiques and collectibles, dogs, and specialty items along with many fantastic “state fair” type food concessions.

Map of McKinney Trade Days grounds

Third Monday Trade Days is held the Friday, Saturday and Sunday before the third Monday of each month. Hours are 8 a.m. to 5 p.m. all three days. Market schedule

Third Monday Trade Days is two miles west of US75 on US380 (also known as University Drive) at 4550 W University Dr., McKinney TX 75071