Trail Status

Trail Status

LATE monitors these sources automatically. Last checked: Apr 13, 2026.

Active Closures
McIntosh Lake TrailMcIntosh Lake trail section on damClosed
Reconstruction
St. Vrain GreenwayJust upstream of Sunset St to just upstream of Boston AveClosed
Reconstruction
St. Vrain GreenwayBoston Ave to Rogers Grove Nature AreaClosed
Reconstruction
Updated 3 days agoClosed

Bridge reconstruction project on Boston Avenue. The replacement affects access to the St. Vrain Greenway underpass connecting downtown to the trail network.

Latest change: The city updated this page. Added: "Scam alert: Fraudulent email impersonates the City of Longmont Planning Department" · Removed: "Meet Your City at the Connect Longmont Open House This MonthScam alert: Fraudulent email impersonates the City of Lon..."

City of Longmont · Updated November 15, 2024
Updated 3 days agoClosed

USACE flood mitigation project closing the St. Vrain Greenway between Izaak Walton Park and Ken Pratt Blvd. The greenway underpass and adjacent path segments are closed to all users through construction completion.

Latest change: The city updated this page. Removed: "Meet Your City at the Connect Longmont Open House This Month"

USACE · Updated June 11, 2025

Overview of all active RSVP construction zones and detour areas across the St. Vrain corridor.

Latest change: The city updated this page. Removed: "Meet Your City at the Connect Longmont Open House This Month"

City of Longmont
Updated 3 days agoClosed

Multi-phase flood recovery project rebuilding the St. Vrain Greenway through central Longmont. Involves channel widening, bank stabilization, and trail reconstruction across multiple reaches.

Latest change: The city updated this page. Removed: "Meet Your City at the Connect Longmont Open House This Month"

City of Longmont
Updated 3 days agoClosed

Greenway reconstruction project along Rough and Ready Ditch. Involves trail surface improvements and drainage work.

Latest change: The city updated this page. Removed: "Meet Your City at the Connect Longmont Open House This Month"

City of Longmont
Updated 3 days agoClosed

New 2-mile eastern trail extension under construction, connecting the existing St. Vrain Greenway toward the eastern edge of Longmont.

Latest change: The city updated this page. Removed: "Meet Your City at the Connect Longmont Open House This Month"

City of Longmont

Want this in your inbox every two weeks? It’s free.

Subscribe at late.works →