The Treeline stretches from the B2B Trail and Broadway Park West to the Big House.




The Treeline isn't just a path — it's a living connection between neighborhoods, generations, and experiences. This green corridor breaks down barriers between university and town, between north and south, between our river and our downtown. Every completed segment strengthens the fabric of our community, creating new opportunities for chance encounters, shared experiences, and collective memory-making.
The Gateway
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The Gateway addresses a critical gap in Ann Arbor's infrastructure for people walking and biking. On a daily basis, nearly 30,000 cars flow in and out ofAnn Arbor via the M14/N. Main corridor. An analysis from People For Bikes identifies this area as one of high cycling stress, where high-volume motor vehicle traffic creates challenging conditions for both cyclists and pedestrians.
This transformative segment will turn that barrier into an inviting, low-stress route for everyone — connecting the regional B2B Trail system directly to downtown while finally bringing the Huron River back into our city's daily life and linking Broadway Park West with surrounding neighborhoods.
Recent Progress
- June, 2026, a Request for Proposal for the Gateway design and engineering is released for bid
- April, 2026, the Treeline Conservancy closes on the purchase of 800 N Main, a key property along the Gateway's path
- October 2025, State of Michigan awarded a $1 million grant to support the Gateway's design and engineering plans. The Treeline launches an ambitious fundraising plan to raise the remaining funds needed to engage an engineering firm
- September 2025, Ann Arbor City Council unanimously authorized the development of a jointly sponsored Request for Proposal to engage an engineering firm for design development

Join our Journey
transformative non-motorized infrastructure.