Skip to content
SundayMarathon
← Back to 2026
Marathon calendar

December 2026

653 races on the calendar.

Nov 2026 Today Jan 2027




Race days

Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
Antarctic Polar Race Cancun Mexico Marathon - 12/1/2026 Fredericksburg Blue and Gray Half Marathon +3 more
2
Ćićarija Trail Run
3
Four Corners Quad Keyah Greenvale Backyard Ultra 2026 Marathon des Barjots
4
2nd Island View - Endurance Run - 100km 2nd Island View - Endurance Run - 100mi 3rd Chiangmai Thailand by UTMB - CHIANG DAO 160 - 162km +19 more
5
1. RuHH 100 - 100km 1. RuHH 50 - 50km 10th Calero Park Run 50K - 50km +123 more
6
3. 6-Stunden-Lauf Paderborn Nikolaus Edition - 6h 3° Q Trail 45 K - 45km 37th Pine Mountain 40 Miles - 40mi +70 more
7
Dartmoor Way 100 EnduranceLife | Dorset Gruissan Kinetik Trail +4 more
8
Choco Trail d’Hardricourt EDP Madrid Half-Marathon (Women's Race) Gruissan Poli Trail +3 more
9
Centurion Winter Downs 200 - 338K
10
Buffalo Sunriser Sagalla Hills Marathon Trail delle Valli Etrusche
11
9th Last One Standing Ultra Marathon - 26h Kiawah Island Marathon Mae Takhrai Trail - 177K +2 more
12
10th Beast of the East (Monadnock Ultra) 50 Mile - 50mi 12th Daytona 100 - 50 Km Ultra - 50km 13th Bell Ringer 50k Trail Run - 50km +128 more
13
11th Annual - Sarasota Half Marathon & 5k | ELITE EVENTS 17h Mel Williams Memorial Seashore (Seashore Nature Trail) - 50km Fukuoka Marathon - Dec 13 +53 more
14
5th Tucson 50K - 50km Les Courses du Père Noël Meerdaalwoud Trail +2 more
15
Media Maraton Alcoy Unión Alcoyana Seguros Six Inch Trail Marathon
16
17
Running Miles Christmas Jubilee River Run
18
Quiet Silence
19
10th Bei-yi Freeway Ultra Marathon - 55km 15ème Solstice d'hiver à Mousterlin - 15:38h 17th Desert Solstice 24 Hour Run - 24h +54 more
20
Shenzhen Marathon - Dec 20 3. Erlangen Ultramarathon - 50km 3. Wald(Ultra)Marathon Calw - 46km +30 more
21
22
Bärenfels Heiligabend Marathon UTSZ Trail Races
23
24
2. Weihnachtsultra - 45km The Kilgore Half Marathon & 10k
25
Jingle All the Way - Christmas Day 5K, 10K, Half Marathon, Kids Dash by Califlow Runs
26
14th Boyer's Furnace 40 Mile Race - 40mi 2ª SP Endurance Challenge Réveillon 2026 - 60km 2nd Loop Out the Year - 6h +65 more
27
2nd Holiday Five Day 1 - 50km 4th Zhiyin Jiuzhen Ultra Trail - 50km CCTX Marathon-Corpus Christi +2 more
28
2nd Holiday Five Day 2 - 50km 42nd Across the Years, 6h 9. Grüntal-Winterultra - 50km +1 more
29
2nd Holiday Five Day 3 - 50km Marathon du Nouvel An Pilsen
30
14th Snowdrop Ultra 55 Hour Race - 55h 2nd Holiday Five Day 4 - 50km 3rd Moccasin 24 - 24h +4 more
31
16th New Years One Day 6 Hour Run - 6h 2nd Holiday Five Day 5 - 50km 3. Otzberger Silvester-Ultra - 45km +20 more

Agenda

Page 23 of 28 — 24 of 653 races. Use the grid or race-day list above to jump to any date.

Sun, Dec 20 11 races

  1. Portsmouth Coastal Waterside Marathon Events United Kingdom Registration: Registration link Plan: Plan in My Races
  2. Run Santa Run Atlanta Atlanta, Georgia, United States Registration: Registration link Plan: Plan in My Races
  3. Run Santa Run Knoxville Knoxville, Tennessee, United States Registration: Registration link Plan: Plan in My Races
  4. Run Santa Run Miami Miami Beach, Florida, United States Registration: Registration link Plan: Plan in My Races
  5. Santa Hustle Galveston Galveston, Texas, United States Registration: Registration link Plan: Plan in My Races
  6. Santa Hustle Glendale Glendale, Arizona, United States Registration: Registration link Plan: Plan in My Races
  7. Santa’s Reindeer Run - 5K, 10K, and Half Marathon Huntington Beach, California, United States Registration: Registration link Plan: Plan in My Races
  8. Santa’s Sleigh 5k & Half Washington, District of Columbia, United States Registration: Registration link Plan: Plan in My Races
  9. Taipei Marathon Taipei, Taiwan Registration: Registration link Plan: Plan in My Races
  10. The Holiday Half Marathon! Brooklyn, New York, United States Registration: Registration link Plan: Plan in My Races
  11. VnExpress Marathon Hai Phong Vietnam Registration: Registration link Plan: Plan in My Races

Tue, Dec 22 2 races

  1. Bärenfels Heiligabend Marathon Germany Registration: Registration link Plan: Plan in My Races
  2. UTSZ Trail Races China Registration: Registration link Plan: Plan in My Races

Thu, Dec 24 2 races

  1. 2. Weihnachtsultra - 45km Germany Registration: Link needed Plan: Plan in My Races
  2. The Kilgore Half Marathon & 10k Oklahoma City, Oklahoma, United States Registration: Registration link Plan: Plan in My Races

Fri, Dec 25 1 race

  1. Jingle All the Way - Christmas Day 5K, 10K, Half Marathon, Kids Dash by Califlow Runs Long Beach, California, United States Registration: Registration link Plan: Plan in My Races

Sat, Dec 26 8 races

  1. 14th Boyer's Furnace 40 Mile Race - 40mi United States Registration: Link needed Plan: Plan in My Races
  2. 2ª SP Endurance Challenge Réveillon 2026 - 60km Brazil Registration: Link needed Plan: Plan in My Races
  3. 2nd Loop Out the Year - 6h United States Registration: Link needed Plan: Plan in My Races
  4. A Merry Christmas Run 5K/10K/13.1 ATLANTA Atlanta, Georgia, United States Registration: Registration link Plan: Plan in My Races
  5. A Merry Christmas Run 5K/10K/13.1 HOUSTON Houston, Texas, United States Registration: Registration link Plan: Plan in My Races
  6. A Merry Christmas Run 5K/10K/13.1 KANSAS CITY Kansas City, Missouri, United States Registration: Registration link Plan: Plan in My Races
  7. A Merry Christmas Run 5K/10K/13.1 LAS VEGAS Las Vegas, Nevada, United States Registration: Registration link Plan: Plan in My Races
  8. A Merry Christmas Run 5K/10K/13.1 LOS ANGELES Los Angeles, California, United States Registration: Registration link Plan: Plan in My Races

Missing a marathon in December 2026?

Race organizers can send the official source for a free listing review when this month is missing a race date or showing stale calendar details. We verify the official source before publishing — no fee.

  • Free listing review
  • Official source verification
  • Runner-ready listing
  • Organizer dashboard

Search first if the race may already be listed. Missing event or stale date? Submit the official source with this month context prefilled.

List your race — free How review works