Illinois Interactive County Map
Explore this detailed Illinois county map showing all 102 counties in The Prairie State. Click on any county to learn more about its location and details. This interactive map allows you to zoom in and explore each county boundary within Illinois.
This interactive county map of Illinois provides a comprehensive view of the state's administrative divisions. Use the zoom controls to focus on specific regions, and click on county boundaries to access detailed information about each county.
About Illinois Counties
Illinois, known as The Prairie State, is divided into 102 counties. Each county serves as an important administrative division with its own local government and services. The state capital is Springfield.
The Illinois county map reveals the diverse administrative structure that helps govern this great state. Counties in Illinois vary in size, population, and economic focus, each contributing to the state's overall character and functionality.
Illinois County Quick Facts
- Total Counties: 102
- State Capital: Springfield
- State Nickname: The Prairie State
- Administrative Type: County-based system
Complete List of Illinois Counties
Below is the complete alphabetical list of all 102 counties in Illinois. Click on any county name to view it on an interactive map with detailed boundaries and information.
How to Use This Illinois County Map
This interactive Illinois county map provides multiple ways to explore the state's administrative divisions. Use the zoom controls to focus on specific regions, and click on county boundaries to access information about each county's name and administrative code.
Whether you're researching Illinois geography, planning travel routes, studying local government structure, or working on educational projects, this county map serves as your comprehensive guide to Illinois's 102 counties.
For educational purposes, this Illinois county map helps students and researchers understand how the state is organized administratively, showing the relationship between geographic boundaries and local governance structures throughout The Prairie State.
Illinois County Government and Administration
Each of Illinois's 102 counties operates with its own local government structure, providing essential services such as law enforcement, road maintenance, property assessment, and various administrative functions. County governments work in coordination with state and municipal authorities to serve residents effectively.
The county system in Illinois reflects the state's commitment to local governance and community-based administration. This decentralized approach allows each county to address the specific needs of its residents while maintaining connection to broader state initiatives and policies.