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Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Agency Alert

Welcome to the new IDOT home page.  Our location has changed, please update any bookmarks.

Annual Highway Improvement Program

Each year, the Illinois Department of Transportation develops the Annual Highway Improvement Program. This publication presents a detailed account of the Fiscal Year 2025 highway program element, originally presented in the Fiscal Year 2025-2030 Proposed Highway and Multimodal Improvement Program. It provides a current listing of the projects sorted by district and phase of work to assist stakeholders with planning activities.

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