MammothMarch returns to Illinois this spring with an exciting hiking adventure set against the backdrop of Jim Edgar Panther Creek State Fish and Wildlife Area. Spanning 16,550 acres, this expansive public access area offers hikers a diverse landscape featuring mature forests, agricultural land, grasslands, and rare hill prairies teeming with wildlife. On May 15, participants will embark on a 20-mile loop that showcases the natural beauty of Central Illinois. The trail winds through lush woodlands where ancient trees tower overhead, across expansive fields dotted with wildflowers, and over rolling hills covered in vibrant grasses. Each step reveals new vistas and opportunities to connect deeply with nature. For hikers who are joining for the first time, this event promises an unforgettable experience. Previous participants have praised the scenic routes, challenging terrain, and sense of community that defines MammothMarch. As you push yourself through 20 miles at a stretch, you'll not only test your physical limits but also immerse in the serene beauty of Illinois' natural treasures. Upon crossing the finish line, hikers will earn their well-deserved finisher medal as they reflect on an incredible day spent exploring some of the finest hiking trails in the state. Whether you're a seasoned trekker or new to long-distance hikes, MammothMarch offers an enriching journey through diverse landscapes and a chance to become part of a vibrant community dedicated to outdoor adventure. Secure your spot now for this year's event by visiting our website where all ticket prices are inclusive of mandatory charges, items, and fees. Don't miss out on the opportunity to witness firsthand why MammothMarch continues to captivate nature enthusiasts from across Illinois. Join us in celebrating the beauty of Central Illinois' natural wonders at MammothMarch Illinois 2027!
Races Offered
MammothMarch Illinois
Opening soon
May 15, 2027
straighten
Distance —
MammothMarch Illinois
Opening soon
terrain
Type —
Running
timer
07:00
sell
$73.44
Weather History
These values represent the 3-year monthly averages for May in Chandlerville.
thermostatTemperature
13.2° / 24.6°
wb_sunnyFeels like
10.9° / 22.4°
light_mode
Avg sunshine hours
11h 27m
water_drop
Avg rainfall
2.9 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
12.4 km/h (Gentle breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
High (6.0)
humidity_mid
Humidity
61.0%
wb_twilight
Sunrise
05:44
nightlight
Sunset
20:09
About Chandlerville
Learn more about the host city, Chandlerville.
Chandlerville is a village in Cass County, Illinois, United States. The population was 527 at the 2020 census.