
Get Sendy With Us
Los Alamos Tuff Riders is a local nonprofit and IMBA Chapter located in the beautiful mesas of Los Alamos, New Mexico.

Los Alamos Tuff Riders is a local nonprofit and IMBA Chapter located in the beautiful mesas of Los Alamos, New Mexico.

Tue & Thu • 5:30 PM • Sullivan Field
Season: May–September
What to expect: Intermediate and Advanced Group Rides, 10 miles & 1k ft elevation gain.
Full suspension mountain bikes are encouraged, but hard-tails are always great for climbing.
Rides are weather dependent.
Helmet and water required!

Our monthly cookouts are a great way to meet fun, active people in our community.
What: Group ride + post-ride BBQ
Bring: BYOB; side dish to share
Vibe: Ride hard, eat well, hang out
Details: Check the calendar location

Love our trails? Help keep them rolling.
We host “Trail Work Days” throughout the season to brush corridors, fix drainage, and repair tuff-and-clay sections that can wash out after weather.
No experience required—show up with gloves, water, and sun protection; we’ll show you the ropes.
Pajarito Ski Mountain, on the deck
Potluck style! Plan to meet up there at 5:30 for a quick ride. If it rains we will move to Camp May.
Pajarito Ski Mountain, on the deck
Urban Park
BYOB and a side after our ride
Urban Park
Urban Park
BYOB and a side after our ride
Urban Park
Bathtub Brewery
Join us at Bathtub for pizza for our end of season party!
Bathtub Brewery
Possie Lodge
Celebrate the holiday with us!
Dirty Santa, Dinner, Awards
Possie Lodge
Every Tuesday & Thursday at 5:30 from May-September
Sullivan Field, Diamond Drive, Los Alamos, NM, USA
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