You are here


Use these resources in order to search boundary data or governmental units that represent major civil areas including states, counties, Federal, and Native American lands, and incorporated places such as cities and towns. This data is useful for understanding the extent of jurisdictional or administrative areas for a wide range of applications, including managing resources, responding to natural disasters, or recreational activities such as hiking and backpacking.

List of Boundaries:

  • International
  • State
  • Parish
  • Congressional
  • Senatorial


The National Map

United States Census Bureau

Louisiana State University Atlas