503 S Illinois Ave is a fully remodeled commercial building offering 3,820 square feet of versatile space on a .48-acre corner lot near Downtown Weslaco. The property has been completely gutted and rebuilt from top to bottom, providing a true blank canvas for a wide range of commercial uses. Recent upgrades include new electrical and plumbing systems, a new HVAC system, fire sprinkler system, newly constructed restrooms, and a brand-new parking lot. Positioned at the high-visibility intersection of 5th Street and Illinois Avenue, this location is ideal for businesses seeking a modern space in a growing and well-traveled area.