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Travel and Maps

Welcome to the Travel and Maps section of the IDOT website, designed to equip you with real-time information and essential resources for planning your trips across Illinois.

This area is designed to provide information for all transportation users from a multi-modal perspective, to include specialized resources such as interactive maps, safety-focused videos, and other traveler resources to enrich the Illinois travel experience.

Illinois lies at the heart of the nation’s transportation network. Illinois businesses, residents, and visitors have access to one of the greatest multi-modal transportation systems in the nation including the second largest public transportation system, the second largest rail system, the third largest interstate system, the fourth largest highway system, and one of the busiest airport systems. The success of Illinois, its residents, businesses, and visitors relies on a safe, effective, accessible and progressive transportation system where all modes connect in ways that improve travel options and help build communities.

Download the latest Transportation Fast Facts for information on Illinois' multi-modal transportation system.

Explore our resources to make the most of your travels in Illinois!

Aviation

Highway Maps

Public Transportation

Transportation System

Illinois is the 5th largest economy in the nation, by GDP, and that prosperity would not be possible without our vast transportation network.

Transportation Funding

Funding for IDOT projects comes from multiple sources including:

Rebuild Illinois
Motor Fuel Tax (MFT)
Portion of the Motor Vehicle Registration (MVR)
Federal Funding

The majority of these funds are allocated toward system maintenance projects. Remaining funds can then be allocated toward expansion, capacity, or other types of projects. IDOT strives to use all available funding as efficiently as possible, keeping our vital transportation network running.