RunRace USA › Georgia › Dawsonville › Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day.
Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day.
Dawsonville, Georgia · Wednesday, December 9, 2026 · 180 Miles
Official race page & registration ↗Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. takes place on Wednesday, December 9, 2026 in Dawsonville, Georgia. The race is run over 180 Miles. It is run on trail. For anyone travelling in, Gainesville is about 22 miles away and Atlanta is about 50 miles away.
It is one of 94 races on the Georgia calendar that December. At $1890, entry sits above the $360 median for a Georgia ultra. Unusually for a race, it falls on a Wednesday.
- Date
- Wednesday, December 9, 2026
- Location
- Dawsonville, Georgia
- Distances
- 180 Miles
- Surface
- Trail
- Entry fee
- from $1890
- Registration
- listed as closed
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Dawsonville: check in Dec 8, out Dec 10.
Common questions
When is Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day.?
Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. is scheduled for Wednesday, December 9, 2026.
Where is Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. held?
Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. is held in Dawsonville, Georgia. It is about 22 miles from Gainesville and 50 miles from Atlanta.
What distances does Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. offer?
The listed distances are 180 Miles.
How much does Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day. cost?
Entry is listed from $1890. Check the official race page for the current price, which usually rises closer to race day.
How do I register for Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for buddying up. We are redefining race day.?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
- Dec 9Hardest Ultra Marathon | IRONHIKE OLYMPUS MONS - SOLO | Amicalola Falls State Park, Georgia | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss up and down 604 stairs, for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the most elevation of any ultra under 200 miles on Earth. We are redefining race day.Dawsonville, GA
- Dec 9Hardest Ultra Marathon Relay | IRONHIKE OLYMPUS MONS - TRAIL FAMILY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 3-4 Athletes | 180 Miles | 84 Hour | Hardest Ultra on Earth | Run, Power Hike, Walk. | 72,480 feet of elevation gain and loss split across a 3 to 4 person Trail Family, up and down 604 stairs per lap for a total of 144,960 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the hardest ultra on Earth, or Mars, built for your crew. We are redefining race day.Dawsonville, GA
- Dec 9IronHike Amicalola Falls Fall Series 2026Dawsonville, GA
- Dec 9Last Man Standing Ultra | IRONHIKE ANSWER THE BELL - FULL SOLO | Amicalola Falls State Park, Georgia | 126 Miles | 84 Hour | Every Hour Counts | Run, Power Hike, Walk. | 50,736 feet of elevation gain and loss up and down 604 stairs, for a total of 101,472 stairs on the AT Approach Trail staircase above Amicalola Falls. This is on the hour, every hour, until only one Mountain Athlete remains. We are redefining race day.Dawsonville, GA
- Dec 10Everesting Ultra Marathon | IRONHIKE EVEREST - SOLO | Amicalola Falls State Park, Georgia | 73.5 Miles | 72 Hour | Earn Every Descent | Run, Power Hike, Walk. | 29,596 feet of elevation gain and loss up and down 604 stairs, for a total of 59,192 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the authentic self-powered Everesting alternative where you earn every descent. We are redefining race day.Dawsonville, GA
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