1.3 Million Big Reasons to Meet Here! Our newly-expanded 1.3 million square foot convention center is enhancing our reputation as a premier meeting destination. Because we can offer you greater flexibility and more options than ever before. Just take a look at the numbers. There's over 440,000 gross square feet, which almost doubles our existing contiguous exhibit space, which has doubled the building footprint from 540,000 gross square feet to more than 1.3 million gross square feet. Want to know what other impressive stuff we've added at the Henry B. Gonzales Convention Center? Well, you'll definitely like the new 40,000 square foot ballroom - which gives us three hotel-quality ballrooms/banquet halls. Also there's 113,000 square feet of meeting room space, with optimum flexibility of up to 59 room divisions. Plus, we've got a 2,521 seat Theatre for the performing arts.