Skip to content
  • What We Do
    • Stewardship
    • Science
    • Education
  • Giving
    • Give to the Conservancy
    • Summit Society
    • Guardian Fund
    • Legacy Society
    • Corporate and Foundation Support
  • Visit
    • Visiting The Preserve
    • Popular Hikes and Trails
    • Trail Maps
    • Recreational Activities
    • FAQ
  • Events
    • Tour de Scottsdale
    • Calendar
    • Book Our Speakers Bureau
  • Get Involved
    • All Trails Club
    • Conservancy Women
    • Volunteering
  • About
    • Mission and Vision
    • Our Team
    • Board of Directors
    • Financials
    • Careers
    • Our History
    • Contact Us
  • Shop
    • Apparel
    • Sonoran Snuggly
    • Wildflower Book and Field Guide
  • What We Do
    • Stewardship
    • Science
    • Education
  • Giving
    • Give to the Conservancy
    • Summit Society
    • Guardian Fund
    • Legacy Society
    • Corporate and Foundation Support
  • Visit
    • Visiting The Preserve
    • Popular Hikes and Trails
    • Trail Maps
    • Recreational Activities
    • FAQ
  • Events
    • Tour de Scottsdale
    • Calendar
    • Book Our Speakers Bureau
  • Get Involved
    • All Trails Club
    • Conservancy Women
    • Volunteering
  • About
    • Mission and Vision
    • Our Team
    • Board of Directors
    • Financials
    • Careers
    • Our History
    • Contact Us
  • Shop
    • Apparel
    • Sonoran Snuggly
    • Wildflower Book and Field Guide
  • What We Do
    • Stewardship
    • Science
    • Education
  • Giving
    • Give to the Conservancy
    • Summit Society
    • Guardian Fund
    • Legacy Society
    • Corporate and Foundation Support
  • Visit
    • Visiting The Preserve
    • Popular Hikes and Trails
    • Trail Maps
    • Recreational Activities
    • FAQ
  • Events
    • Tour de Scottsdale
    • Calendar
    • Book Our Speakers Bureau
  • Get Involved
    • All Trails Club
    • Conservancy Women
    • Volunteering
  • About
    • Mission and Vision
    • Our Team
    • Board of Directors
    • Financials
    • Careers
    • Our History
    • Contact Us
  • Shop
    • Apparel
    • Sonoran Snuggly
    • Wildflower Book and Field Guide
Search
DONATE
12 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
  • April 2026

  • Sun 12

    Bird Walk

    April 12 @ 7:30 am - 9:30 am
    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. […]

    Free
  • March 2026

  • Sat 14

    Wildflowers and Flora of the Desert – Educational Walk

    March 14 @ 9:00 am - 11:00 am
    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 […]

    Free
  • Sat 14

    Tom’s Thumb Lookouts Hike

    March 14 @ 8:00 am - 11:30 am
    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 […]

    Free
  • Thu 5

    Wildflowers and Flora of the Desert – Educational Walk

    March 5 @ 9:00 am - 11:00 am
    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 […]

    Free
  • February 2026

  • Sat 28

    Sonoran Desert 101 – Educational Walk

    February 28 @ 10:00 am - 12:00 pm
    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 […]

    Free
  • Sat 14

    Geology of Tom’s Thumb – Educational Walk

    February 14 @ 10:00 am - 12:00 pm
    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 […]

    Free
  • Tue 3

    Marcus Landslide and Feldspar Trails Hike

    February 3 @ 9:00 am - 11:30 am
    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 […]

    Free
  • January 2026

  • Fri 23

    Marcus Landslide – Educational Hike

    January 23 @ 10:00 am - 1:00 pm
    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. […]

    Free
  • Tue 13

    Tom’s Thumb, East End, Regional Park Hike

    January 13 @ 10:00 am - 2:30 pm
    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 […]

    Free
  • Sun 4

    Bird Walk

    January 4 @ 8:00 am - 10:00 am
    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. […]

    Free
  • December 2025

  • Sat 13

    Tom’s Thumb Lookouts Hike

    December 13, 2025 @ 9:00 am - 12:30 pm
    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 […]

    Free
  • Sat 6

    Sonoran Desert 101 – Educational Walk

    December 6, 2025 @ 9:00 am - 11:00 am
    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 […]

    Free
  • Previous Events
  • Today
  • Next Events
  • Google Calendar
  • iCalendar
  • Outlook 365
  • Outlook Live
  • Export .ics file
  • Export Outlook .ics file
MSC_Logo_STACKED_WHITE_LOGO-ONLY_TrBak_HR

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

Phone: (480) 998-7971

Email: info@mcdowellsonoran.org

EIN: 86-0674350

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.

Follow Us!

Instagram Facebook Linkedin
Steward World Login

Newsletter

Stay up to date on all Conservancy news, conservation project updates, and upcoming events.

By submitting this form, you are consenting to receive marketing emails from the McDowell Sonoran Conservancy. You can revoke your consent to receive emails at any time by unsubscribing.

Copyright © 2024 McDowell Sonoran Conservancy. All Rights Reserved. Privacy & Cookies Policy The McDowell Sonoran Conservancy is a nonprofit organization and is tax exempt under Section 501(c)(3).

Privacy Policy

Site by Nextfly

Today, your gift will be matched dollar-for-dollar.
Give Now

We've got a new look!

We're excited about the changes!

Please contact us if you experience any technical issues.

Feedback