Texas State Highway 78 is a significant roadway located in the northeastern part of Texas. It runs approximately 60 miles, connecting the cities of Greenville and Farmersville. The highway serves as an important route for local traffic and provides access to various communities along its path. The highway is primarily a two-lane road, with some sections expanding to four lanes in busier areas. It intersects with several major roads, including U.S. Highway 69 and Interstate 30, facilitating travel throughout the region. Texas State Highway 78 plays a vital role in supporting the local economy and transportation needs.