1230 Old Mill Road 1230 Old Mill Rd presents a rare opportunity to acquire 25.1 acres in one of North Texas’s fastest-growing corridors. Strategically located near McKinney National Airport, now slated for significant expansion, and directly impacted by the recently approved Spur 399 extension, the property is positioned at the center of the city’s next wave of growth. These infrastructure improvements will drive increased accessibility, commercial demand, and long-term value. With its favorable topography, ample frontage, and mostly fenced boundaries, the tract is an ideal candidate for commercial, industrial, or mixed-use development, making it a compelling investment for developers and institutional buyers looking to capture McKinney’s momentum.