Access comprehensive county-level data for Illinois tailored for GIS professionals. This dataset encompasses detailed geographical and administrative information on 218 counties across the region. Featuring essential data points such as land area, water area, and exact geographical coordinates, this resource is invaluable for detailed spatial analysis and planning. Key counties included in this dataset are McLean County, Texas County, Grant County, and LaSalle County. Each entry is equipped with identifiers like GEOID and CLASSFP, ensuring integration and usability across various GIS applications. Whether for urban planning, resource management, or policy development, these data sets serve as a critical foundation for professionals in the field.