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9 events found.

Tom’s Thumb Trailhead

« All Events
Address
23015 N 128th St.
Scottsdale, AZ 85255 United States
Get Directions

Events at this venue

Today
  • January 2026

  • Tue 13
    January 13 @ 10:00 am - 2:30 pm

    Tom’s Thumb, East End, Regional Park Hike

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Tom’s Thumb, East End, Regional Park from Tom's Thumb Trailhead. This very difficult hike from Tom's Thumb trailhead explores the rugged and scenic views of the Preserve. We will go up Tom’s Thumb to East End and return via the McDowell Regional Park in 9.3 miles with over 1,500 ft. elevation change in about 5 […]

    RSVP Now Free 7 spots left
  • Fri 23
    January 23 @ 10:00 am - 1:00 pm

    Marcus Landslide – Educational Hike

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Marcus Landslide Educational Hike from Tom’s Thumb Trailhead. Open your eyes to the Marcus Landslide geological site, second largest landslide in Arizona. This Moderate educational hike will be about 4 miles in about 3 hours with 400 ft, of elevation gain. Bathrooms at the trailhead but no water. Bring water and snacks for the trail. […]

    RSVP Now Free 4 spots left
  • February 2026

  • Tue 3
    February 3 @ 9:00 am - 11:30 am

    Marcus Landslide and Feldspar Trails Hike

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Marcus Landslide, Feldspar Trails at Tom’s Thumb Trailhead.  This Moderate hike visits the giant boulders on the Feldspar trail and continues to the Marcus Landslide geological site, second largest landslide in Arizona. The elevation gain is 400 ft. over 5 miles in about 2.5 hours. Restrooms available at the trailhead but no water.  Bring water […]

    RSVP Now Free 14 spots left
  • Sat 14
    February 14 @ 10:00 am - 12:00 pm

    Geology of Tom’s Thumb – Educational Walk

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Geology of Tom's Thumb at Tom's Thumb Trailhead.  Enjoy a 90-minute walk near the Tom’s Thumb trailhead to learn about the geology we see around us.  Geology basics will be discussed as well as the processes that shaped the McDowells and nearby mountain ranges. We will talk about mineralogy, weathering processes and volcanism in Arizona […]

    RSVP Now Free 18 spots left
  • Sat 28
    February 28 @ 10:00 am - 12:00 pm

    Sonoran Desert 101 – Educational Walk

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Sonoran Desert 101 at Tom's Thumb Trailhead. This walk provides a geological and ecological overview of what lives in the McDowell Sonoran Preserve, and how the flora and fauna survive and thrive. Restrooms and water are available at the trailhead. Please bring water and snacks for the trail. Plan to arrive 15 minutes before start […]

    RSVP Now Free 18 spots left
  • March 2026

  • Thu 5
    March 5 @ 9:00 am - 11:00 am

    Wildflowers and Flora of the Desert – Educational Walk

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Flora in the Desert/Wildflowers Walk at Tom's Thumb Trailhead. Come celebrate spring in the desert and experience the Preserve dressed in its most beautiful colors. Join our knowledgeable stewards on this 2 hour walk to discover the incredible variety of flowers in this area of the preserve. Restrooms are available at the trailhead but no […]

    RSVP Now Free 17 spots left
  • Sat 14
    March 14 @ 9:00 am - 11:00 am

    Wildflowers and Flora of the Desert – Educational Walk

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Flora in the Desert/Wildflowers Walk at Tom's Thumb Trailhead. Come celebrate spring in the desert and experience the Preserve dressed in its most beautiful colors. Join our knowledgeable stewards on this 2 hour walk to discover the incredible variety of flowers in this area of the preserve. Restrooms are available at the trailhead but no […]

    RSVP Now Free 18 spots left
  • Sat 14
    March 14 @ 9:00 am - 12:30 pm

    Tom’s Thumb Lookouts Hike

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Tom's Thumb Lookouts Hike at Tom's Thumb Trailhead. This Very Difficult hike starts at the Tom Thumb Trailhead and travels 6.6 miles with a net elevation gain of around 1,600 feet over 3 to 3½ hours. We will initially head up the Tom's Thumb Trail to the TT9 location and have a great view of […]

    RSVP Now Free 15 spots left
  • April 2026

  • Sun 12
    April 12 @ 7:30 am - 9:30 am

    Bird Walk

    Tom's Thumb Trailhead 23015 N 128th St., Scottsdale, AZ, United States

    Bird Walk at Tom's Thumb Trailhead. Join our bird experts on this 2-hour walk for a good chance to see some of our year-round bird residents such as: cactus wren, Gila woodpecker, ladder-backed woodpecker, Harris’s hawk, verdin or Say’s phoebe - as well as some seasonal arrivals. Restrooms available at the trailhead, but no water. […]

    RSVP Now Free 8 spots left
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Office Address:

15941 N. 77th St, Suite 2
Scottsdale, Arizona 85260

Phone: (480) 998-7971

Email: info@mcdowellsonoran.org

The McDowell Sonoran Conservancy is the official partner of the McDowell Sonoran Preserve. Through a unique partnership with the City of Scottsdale we help ensure all visitors a safe and enjoyable visit to the McDowell Sonoran Preserve.

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