The Tom Sawyers Trial by Trail returns to Hannibal, Missouri on October 17th, offering a challenging yet welcoming adventure for runners of all skill levels. This year marks the second iteration of the race, taking place in America’s Hometown within Sodalis Nature Preserve. The event starts at 8:00 AM sharp and guides participants through technical single-track trails, double-wide dirt paths, and scenic paved walking routes. Each section presents unique terrain challenges, from steep climbs to slippery descents. The Tom Sawyers Trial by Trail supports local community initiatives in Hannibal, Missouri. Last year's event drew over 350 runners, contributing significantly to the cause of promoting outdoor recreation and health awareness among residents. This year’s race includes a new M/F Masters Division (age 40+) with cash bounties for setting course records. The course winds through Sodalis Nature Preserve, featuring technical single-track trails that weave in and out of dense forest areas. The terrain is both challenging and scenic, providing runners with varied elevations as they navigate the rugged paths. Double-wide dirt tracks offer more forgiving sections, allowing participants to catch their breath before tackling another ascent. Participants start at a designated point within Sodalis Nature Preserve, where clear signage guides them through the initial stretches of single-track trails. The finish line is located near the preserve’s main entrance, providing panoramic views and easy access for spectators. Elevation changes are significant throughout the course, with several aid stations strategically placed along the route to assist runners. Typical weather in Hannibal during October includes mild temperatures ranging from 10.9°C to 21.2°C (51°F to 70°F), an average wind speed of 12.2 km/h, and a humidity level around 63%. The trail conditions are firm with slightly soft areas that can hold moisture after rain. There is a low risk of rainfall during the race day due to expected sunshine for over eight hours.
10K 10K • Start: 08:00:00 • Fee: $45.00
The Tom Sawyers Trial by Trail offers one distance: a challenging 10K run through Sodalis Nature Preserve, priced at $45 before August 31st and increasing slightly as registration deadlines approach. Registration can be completed online via the official event website (https://ultrasignup.com/register.aspx?did=138807). Bib pickup will occur on October 16th from 2:00 PM to 5:00 PM at the Hannibal Convention Center, located at 100 West Broadway in Hannibal. Participants must bring a photo ID and proof of payment. The race starts promptly at 8:00 AM near Sodalis Nature Preserve’s main entrance on October Road. All runners aged six and above are welcome; however, children under the age of twelve require parental supervision throughout the event. First-time participants should arrive early to familiarize themselves with course details and parking arrangements. The Tom Sawyers Trial by Trail in Hannibal, Missouri offers a unique blend of natural beauty and physical challenge on October 17th. Runners from across America’s Hometown come together for an experience that celebrates endurance and adventure amidst the scenic trails of Sodalis Nature Preserve.
Races Offered
10K
Oct 17, 2026
straighten
Distance —
10K
terrain
Type —
Running
timer
08:00
sell
$45.00
Weather History
These values represent the 3-year monthly averages for October in Hannibal.
thermostatTemperature
10.9° / 21.2°
wb_sunnyFeels like
8.1° / 18.6°
light_mode
Avg sunshine hours
8h 51m
water_drop
Avg rainfall
1.9 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
12.2 km/h (Gentle breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (4.0)
humidity_mid
Humidity
62.9%
wb_twilight
Sunrise
07:16
nightlight
Sunset
18:24
About Hannibal
Learn more about the host city, Hannibal.
Hannibal is a city in Missouri. It is located approximately 100 miles northwest of St. Louis and is located on the west bank of the Mississippi River.
