Northwest Trail Alliance

Northwest Trail Alliance is volunteer led, non-profit organization based in Portland, Oregon. We are one of the Northwest’s leading mountain bike advocacy and trail stewardship groups.

Sales Ended

CLIMB Campout Celebration (Trail Work, Rides, and Campout)

Fri 1 May, 17:00

Wyeth Campground

Free

Klootchy Creek | Trail Work Party

Today at 09:30

Klootchy Creek County Park

Free

Sales Ended

DIG DAY — Sandy Ridge: Flow Motion and Middle/Lower Hide and Seek

Saturday at 09:00

Sandy Ridge Trail System

Free

DIG DAY — Rocky Point, Strasser

Saturday at 09:00

Rocky Point Mountain Bike Trail Network

Free

Ride Leader Training with NWTA

Thu 14 May, 17:30

Rocky Point Mountain Bike Trail Network

Free

NW Trail Sisters' Women's Beginner Ride at Sandy Ridge

Sat 16 May, 09:30

Sandy Ridge Trail System

Free

DIG DAY - Hagg Lake

Sun 24 May, 09:00

Henry Hagg Lake Eagle Point (34)

Free

NW Trail Sisters' Women's Beginner Ride at Gateway Green

Sun 24 May, 10:00

Gateway Green

Free

Not Yet On Sale

Pine Creek Trail Extension Project

Fri 29 May, 09:30

NF - 83 Meeting location

Free

DIG DAY — Sandy Ridge: Let's get Sandy ready for shuttle day

Sat 30 May, 09:00

Sandy Ridge Trail System

Free

Coldwater Lake Trail Work Party & Optional Campout

Fri 5 Jun, 10:00

Coldwater Lake Boat Launch

Free

LapQuest 2026 - Social ride event with a challenge

Sat 6 Jun, 08:30

199 Cramblett Way

Free