MammothMarch Delaware Valley is set to return on May 22, 2027, promising another unforgettable adventure at Fair Hill Natural Resources Area. Nestled in northeast Maryland's picturesque landscape, this expansive natural wonderland spans over 5,656 acres of rolling fields and dense woodlands. For the fifth consecutive year, hikers will have the unique opportunity to traverse through one of America’s largest private land holdings turned public conservation area. The event offers a challenging yet rewarding experience as participants cover an impressive distance of 20 miles in a single day. With its rich history dating back to William duPont Jr., who owned this vast property for his equestrian pursuits, the site now stands out as one of our most beloved hiking destinations. The hike promises breathtaking scenery and serene landscapes that will leave you feeling both invigorated and humbled by nature's grandeur. As you push through miles of diverse terrain—from open fields to lush forests—each step brings a new perspective on this stunning natural setting. Upon completing the trek, participants not only earn their finisher medal but also become part of an enthusiastic community dedicated to exploring and preserving these beautiful spaces. Whether it’s your first time signing up or you’re returning for another round of adventure, MammothMarch Delaware Valley offers an unparalleled opportunity to challenge yourself while immersing in nature. Check out past reviews from fellow participants on our website at [https://www.mammothmarch.com/reviews](https://www.mammothmarch.com/reviews) and see what makes this event so special. Secure your spot today, knowing that the cost includes all mandatory fees and charges, ensuring a hassle-free registration process. Join us for an extraordinary day of hiking amidst some of Maryland’s most pristine natural beauty. Join MammothMarch Delaware Valley in 2027 and experience Fair Hill like never before!
Races Offered
MammothMarch Delaware Valley
Opening soon
May 22, 2027
straighten
Distance —
MammothMarch Delaware Valley
Opening soon
terrain
Type —
Running
timer
06:45
sell
$73.71
Weather History
These values represent the 3-year monthly averages for May in Elkton.
thermostatTemperature
12.4° / 22.5°
wb_sunnyFeels like
10.6° / 20.9°
light_mode
Avg sunshine hours
9h 49m
water_drop
Avg rainfall
3.8 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
10.6 km/h (Light breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
High (6.0)
humidity_mid
Humidity
70.3%
wb_twilight
Sunrise
05:48
nightlight
Sunset
20:11
About Elkton
Learn more about the host city, Elkton.
Elkton is a town in and the county seat of Cecil County, Maryland, United States. The population was 15,776 at the 2020 census, up from 15,443 in 2010. It was formerly called Head of Elk because it sits at the head of navigation on the Elk River, one of the five tributary rivers that flow into the north of the Chesapeake Bay, east of the Susquehanna River and North East River, and north of the Bohemia River, and Sassafras River.