Projects

North I-25

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Express Lanes - Johnstown to Fort Collins

North I 25 Express Lanes

Expanding I-25 with an Express Lane in each direction, this project will provide trip reliability, safety improvements and more for Northern Colorado, and will do it about 15 years earlier than originally expected.

Learn more.

Active Projects


There's a lot going on along North I-25. See a full list of all the projects here.


See the project list.

Planning & Design


Expanding I-25 from Denver to Wyoming has been in the works for years and there's lots more to come. See where we have been and where we are going.


See the corridor plan

I25fullgraphic

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