Ideal for GIS professionals focusing on infrastructure projects, our dataset on US Electric Power Transmission Lines in Bastrop County, Texas, provides detailed insights into the region's electrical grid. With four mapped transmission lines, all described as overhead alternating current lines in service, users can extract significant details such as owner information, voltage levels, and the physical lengths of these lines. Notable owners include Bluebonnet Electric Coop, Inc, and Oncor Electric Delivery Co., emphasizing the dataset's relevancy for utility management and planning. This collection leverages data sourced from imagery and OpenStreetMap as of 2017, further ensuring that our dataset is built upon reliable and up-to-date information. Voltage levels across the features are consistently documented at 345kV, demonstrating the capacity of major transmission routes through Bastrop County. Whether updating power grid maps or analyzing electrical infrastructure connectivity, these data points provide a solid foundation for comprehensive GIS analyses.