IronHike Mohawk Mountain Spring
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2025 - IronHike Mohawk Mountain Spring

Cornwall, Connecticut, United States View on map
Jun 05, 2025 – Jun 08, 2025 (America/New_York local time)
Running

2025 distances

Running

Everest - Individual

29,155 Feet Elevation Gain and Loss! No flat areas all up and all down. 49 Laps on Mohawk Mountain Trail. 72-hour event.

Jun 05, 2025 Ultra 12:00 PM
$650.00
Closed

Everest - Trail Buddy (Team of 2)

29,155 Feet Elevation Gain and Loss! No flat areas all up and all down. 49 Laps on Mohawk Mountain Trail. 72-hour event. 2-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 PM
$1,100.00
Closed

Everest - Trail Family (Team of 3 or 4)

29,155 Feet Elevation Gain and Loss! No flat areas all up and all down. 49 Laps on Mohawk Mountain Trail. 72-hour event. 3 or 4-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 PM
$1,800.00
Closed

Olympus Mons Ultra - powered by Skratch Labs ® - Individual

72,590 Feet Elevation Gain and Loss! No flat areas all up and all down. 122 Laps on Mohawk Mountain Trail. 84-hour event.

Jun 05, 2025 Ultra 12:00 AM
$800.00
Closed

Olympus Mons Ultra - powered by Skratch Labs ® - Trail Buddy (Team of 2)

72,590 Feet Elevation Gain and Loss! No flat areas all up and all down. 122 Laps on Mohawk Mountain Trail. 84-hour event. 2-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 AM
$1,300.00
Closed

Olympus Mons Ultra - powered by Skratch Labs ® - Trail Family (Team of 3 or 4)

72,590 Feet Elevation Gain and Loss! No flat areas all up and all down. 122 Laps on Mohawk Mountain Trail. 84-hour event. 3 or 4-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 AM
$2,000.00
Closed

Denali - Individual

20,825 Feet Elevation Gain and Loss! No flat areas all up and all down. 35 Laps on Mohawk Mountain Trail. 48-hour event.

Jun 05, 2025 Ultra 12:00 PM
$500.00
Closed

Denali - Trail Buddy (Team of 2)

20,825 Feet Elevation Gain and Loss! No flat areas all up and all down. 35 Laps on Mohawk Mountain Trail. 48-hour event. 2-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 PM
$850.00
Closed

Denali - Trail Family (Team of 3 or 4)

20,825 Feet Elevation Gain and Loss! No flat areas all up and all down. 35 Laps on Mohawk Mountain Trail. 48-hour event. 3 or 4-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 Ultra 12:00 PM
$1,400.00
Closed

Kuwohi - Individual

7,140 Feet Elevation Gain and Loss! No flat areas all up and all down. 12 Laps on Mohawk Mountain Trail. 12-hour event.

Jun 05, 2025 24.1K 12:00 PM
$99.00
Closed

Kuwohi - Trail Buddy (Team of 2)

7,140 Feet Elevation Gain and Loss! No flat areas all up and all down. 12 Laps on Mohawk Mountain Trail. 12-hour event. 2-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 24.1K 12:00 PM
$350.00
Closed

Kuwohi - Trail Family (Team of 3 or 4)

7,140 Feet Elevation Gain and Loss! No flat areas all up and all down. 12 Laps on Mohawk Mountain Trail. 12-hour event. 3 or 4-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 24.1K 12:00 PM
$600.00
Closed

Double Kuwohi - Individual

13,685 Feet Elevation Gain and Loss! No flat areas all up and all down. 23 Laps on Mohawk Mountain Trail. 24-hour event.

Jun 05, 2025 46.3K 12:00 PM
$350.00
Closed

Double Kuwohi - Trail Buddy (Team of 2)

13,685 Feet Elevation Gain and Loss! No flat areas all up and all down. 23 Laps on Mohawk Mountain Trail. 24-hour event. 2-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 46.3K 12:00 PM
$600.00
Closed

Double Kuwohi - Trail Family (Team of 3 or 4)

13,685 Feet Elevation Gain and Loss! No flat areas all up and all down. 23 Laps on Mohawk Mountain Trail. 24-hour event. 3 or 4-Person FlexRelay. Your team manages the number of laps each Mountain Athlete does. No min or max laps per person. Perfect for teams of differing skill and fitness levels. One person pays the whole registration fee and the team settles up with each other, after the fact. (No separate checks). Each individual has to register after the first registration and fee is paid, to have each Mountain Athlete sign the event waiver.

Jun 05, 2025 46.3K 12:00 PM
$1,000.00
Closed

Race-day weather

Conditions on June 5, 2025 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 16.7° / Maximum temperature (recorded on race day) 25.7°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 16.7° / Maximum feels like — heat index / wind chill (recorded on race day) 28.2°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
15.1
Precip (mm)
Precipitation over the day (recorded on race day)
8.8mm
Humidity
Mean relative humidity (recorded on race day)
85.5%
Sunrise
Sunrise at the start line on June 5, 2025 (EDT)
Sunset
Sunset at the start line on June 5, 2025 (EDT)
Daylight
Hours between sunrise and sunset on race day
15h 05m

The sun rises at 5:18 AM and sets at 8:24 PM local time (EDT) in Cornwall on June 5, 2025 — 15h 05m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 24 Cornwall events

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