Tue, Dec 1, 2026 · 8:00 AM · New Bern, NC
Craven Smart Start Holiday Hustle
1M5K10KUltra
- Price
- $17.30-$38.70
Ultras in December
Every upcoming Ultra race we know about in December. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Showing 51+ of 51 races · loading the full list…
Fri, Dec 4, 2026 · 5:30 PM · Daytona Beach, FL
CLASH Endurance Daytona
5K16.6M17.1MUltra
- Price
- $54.38-$161.13
- Field size
- 1,600 · based on the organizer's entry cap
Sat, Dec 5, 2026 · 6:00 AM · Shepherdsville, KY
Crooked Creek Ultra Trail Race
5KHalf MarathonMarathonUltra2,300 ft gain · rolling hills
- Price
- $16.90-$181.20
- Field size
- 116 · based on the organizer's entry cap
Sat, Dec 5, 2026 · 6:00 AM · Needville, TX
Brazos Bend 100
1KHalf Marathon16MMarathonUltra
- Price
- Free-$274
- Field size
- 1,070 · based on the organizer's entry cap
Sat, Dec 5, 2026 · 8:00 AM · Granbury, TX
OUTLAST DALLAS FORT WORTH
18MUltra
- Price
- $107-$202.40
- Field size
- 500 · based on the organizer's entry cap
Sat, Dec 5, 2026 · 7:30 AM · Burnet, TX
Mosaic Trail Race
1M5K10KHalf MarathonMarathonUltra
- Price
- $17.22-$131.70
Sun, Dec 6, 2026 · 7:00 AM · Chesapeake, VA
Tidewater Strider Dismal Swamp 50K / Marathon /Half Marathon/50K Relay
Half MarathonMarathonUltraCertified course · per organizer
- Price
- $43.40-$96.40
- Field size
- 432 · based on the organizer's entry cap
Wed, Dec 9, 2026 · 12:00 PM · Dawsonville, GA
IronHike Amicalola Falls Fall Series 2026
16MUltra
- Price
- $180-$2,520
Wed, Dec 9, 2026 · 11:59 PM · Dawsonville, GA
Hardest 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.
Ultra
- Price
- $1,311.40
Wed, Dec 9, 2026 · 11:59 PM · Dawsonville, GA
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.
Ultra
- Price
- $1,966.60
Wed, Dec 9, 2026 · 11:59 PM · Dawsonville, GA
Hardest 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.
Ultra
- Price
- $2,621.80
Wed, Dec 9, 2026 · 11:59 PM · Dawsonville, GA
Last 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.
Ultra
- Price
- $1,311.40
Thu, Dec 10, 2026 · 12:00 PM · Dawsonville, GA
Everesting 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.
Ultra
- Price
- $1,124.20
Thu, Dec 10, 2026 · 12:00 PM · Dawsonville, GA
Everesting Ultra Marathon Relay | IRONHIKE EVEREST - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 73.5 Miles | 72 Hour | Earn Every Descent | Run, Power Hike, Walk. | 29,596 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 59,192 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the authentic self-powered Everesting alternative, built for buddying up. We are redefining race day.
Ultra
- Price
- $1,685.80
Thu, Dec 10, 2026 · 12:00 PM · Dawsonville, GA
Everesting Ultra Marathon Relay | IRONHIKE EVEREST - TRAIL FAMILY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 3-4 Athletes | 73.5 Miles | 72 Hour | Earn Every Descent | Run, Power Hike, Walk. | 29,596 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 59,192 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the self-powered Everesting alternative, built for your crew. We are redefining race day.
Ultra
- Price
- $2,247.40
Fri, Dec 11, 2026 · 12:00 PM · Dawsonville, GA
Ultra Trail Marathon | IRONHIKE DENALI - SOLO | Amicalola Falls State Park, Georgia | 51 Miles | 48 Hour | No Shortcuts | Run, Power Hike, Walk. | 20,536 feet of elevation gain and loss up and down 604 stairs, for a total of 41,072 stairs on the AT Approach Trail staircase above Amicalola Falls. This is two days and two nights with zero shortcuts on the way down. We are redefining race day.
Ultra
- Price
- $757
Fri, Dec 11, 2026 · 12:00 PM · Dawsonville, GA
Ultra Trail Marathon Relay | IRONHIKE DENALI - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 51 Miles | 48 Hour | No Shortcuts | Run, Power Hike, Walk. | 20,536 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 41,072 stairs on the AT Approach Trail staircase above Amicalola Falls. This is two days and two nights with zero shortcuts, built for buddying up. We are redefining race day.
Ultra
- Price
- $1,124.20
Fri, Dec 11, 2026 · 12:00 PM · Dawsonville, GA
Ultra Trail Marathon Relay | IRONHIKE DENALI - TRAIL FAMILY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 3-4 Athletes | 51 Miles | 48 Hour | No Shortcuts | Run, Power Hike, Walk. | 20,536 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 41,072 stairs on the AT Approach Trail staircase above Amicalola Falls. This is two days and two nights with zero shortcuts, built for your crew. We are redefining race day.
Ultra
- Price
- $1,498.60
Sat, Dec 12, 2026 · 10:00 AM · Aubrey, TX
Rudolph's Revenge
Ultra1,500 ft gain
- Price
- Price on registration site
Sat, Dec 12, 2026 · 7:30 AM · Kenner, LA
Kenner's Ole Man River Half Marathon
1M5K10KHalf MarathonUltraflat and fast
- Price
- Free-$101.70
Sat, Dec 12, 2026 · 8:30 AM · Broomall, PA
Frozen Hare
1K1.2M3M5K6K10KHalf Marathon14.8M15.5MMarathon28.8M29.9MUltra
- Price
- $27.50
Sat, Dec 12, 2026 · 5:30 AM · Jacksonville Beach, FL
Daytona 100 Ultra
Ultra
- Price
- $279.25-$820
- Field size
- 800 · based on the organizer's entry cap
Sat, Dec 12, 2026 · 8:00 AM · Hauppauge, NY
SRC Presents: A Backyard Ultra
4.16MUltra
- Price
- $23.16-$134.25
- Field size
- 275 · based on the organizer's entry cap
Sat, Dec 12, 2026 · 9:00 AM · Pittsburgh, PA
Lost Souls - The Race That Finds You
3.23MUltra5,500 ft gain
- Price
- $53.19-$74.39
Sat, Dec 12, 2026 · 12:00 PM · Dawsonville, GA
Trail Ultra Marathon | IRONHIKE DOUBLE KUWOHI - SOLO | Amicalola Falls State Park, Georgia | 33 Miles | 24 Hour | Next Step | Run, Power Hike, Walk. | 13,288 feet of elevation gain and loss up and down 604 stairs, for a total of 26,576 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the next step after your first summit, a full day and night on the Staircase. We are redefining race day.
Ultra
- Price
- $379
Sat, Dec 12, 2026 · 12:00 PM · Dawsonville, GA
Trail Ultra Marathon Relay | IRONHIKE DOUBLE KUWOHI - TRAIL BUDDY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 2 Athletes | 33 Miles | 24 Hour | Next Step | Run, Power Hike, Walk. | 13,288 feet of elevation gain and loss shared across two Mountain Athletes, up and down 604 stairs per lap for a total of 26,576 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the next step after your first summit, built for buddying up. We are redefining race day.
Ultra
- Price
- $568
Sat, Dec 12, 2026 · 12:00 PM · Dawsonville, GA
Trail Ultra Marathon Relay | IRONHIKE DOUBLE KUWOHI - TRAIL FAMILY FLEX RELAY | Amicalola Falls State Park, Georgia | Team of 3-4 Athletes | 33 Miles | 24 Hour | Next Step | Run, Power Hike, Walk. | 13,288 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 26,576 stairs on the AT Approach Trail staircase above Amicalola Falls. This is the next step after your first summit, built for your crew. We are redefining race day.
Ultra
- Price
- $757
Sat, Dec 12, 2026 · 12:00 PM · Dawsonville, GA
Backyard Ultra | IRONHIKE ANSWER THE BELL - BASIC SOLO | Amicalola Falls State Park, Georgia | 36 Miles | 24 Hour | Until You Stop | Run, Power Hike, Walk. | 14,496 feet of elevation gain and loss up and down 604 stairs, for a total of 28,992 stairs on the AT Approach Trail staircase above Amicalola Falls. This is a backyard ultra format that only ends when you stop. We are redefining race day.
Ultra
- Price
- $379
Sun, Dec 13, 2026 · 9:30 AM · Bluffton, SC
Palmetto Bluff Buffalo Run 10K, 30K, 50K Ultra and Relay
10K30KUltra
- Price
- $48.70-$263.50
Sun, Dec 13, 2026 · 7:00 AM · Spicewood, TX
Star of Texas 50 Miler • 50K • Marathon • Half Marathon • 10K • 5K • Speedyard (Fastest One Standing)
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $43.39-$212.99
Sun, Dec 13, 2026 · 8:00 AM · Virginia Beach, VA
Mel Williams Memorial Seashore 50K
Ultra
- Price
- $107
- Field size
- 300 · based on the organizer's entry cap
Sat, Dec 19, 2026 · 7:00 AM · Dallas, TX
Texas Double
Half MarathonMarathonUltraflat and fast
- Price
- $101.70-$202.40
- Field size
- 174 · based on the organizer's entry cap
Sat, Dec 19, 2026 · 3:00 AM · Honolulu, HI
Hawaii Kai Ultra Run - Kalama Valley 2026
Half Marathon30KMarathonUltra
- Price
- $32.80-$48.70
Sat, Dec 19, 2026 · 8:00 AM · Dripping Springs, TX
OUTLAST AUSTIN
18MUltra
- Price
- $128.20-$149.40
- Field size
- 600 · based on the organizer's entry cap
Sat, Dec 19, 2026 · 8:00 AM · Key Biscayne, FL
Miami Backyard Ultra
Ultra
- Price
- $264.94
- Field size
- 500 · based on the organizer's entry cap
Mon, Dec 21, 2026 · 12:00 AM · USA, AK
Race Across Alaska Winter Challenge
Ultra
- Price
- Price on registration site
Sun, Dec 27, 2026 · 6:00 AM · Winter Park, FL
Holiday Five
5K10KHalf MarathonMarathonUltra
- Price
- $32.80-$368.50
Sun, Dec 27, 2026 · 4:00 AM · Fort Walton Beach, FL
16th Annual Round the Bay Relay and Ultra
Ultra
- Price
- $60.93
Thu, Dec 31, 2026 · 9:00 AM · San Jose, CA
New Year's One Day
UltraCertified course · per organizer
- Price
- Free-$218.30
Thu, Dec 31, 2026 · 12:00 PM · Lula, GA
Lula Last Person Standing
Ultra100 ft gain · rolling hills
- Price
- $64.60
- Field size
- 100 · based on the organizer's entry cap