Race Entry Watch · the organisers' own numbers
How hard is it to get into the big races?
The organisers' own numbers for 9 ballots and 10 sell-outs, each with its edition and its source: the hardest ballot on record here is Western States 100-Mile Endurance Run (2026 ballot), 11,328 applicants for 369 places.
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Ballot odds, as the organisers state them
| Event | Edition | Applied | Places | Applicants per place | Source |
|---|---|---|---|---|---|
| Western States 100-Mile Endurance Run | 2026 | 11,328 | 369 | 30.7 | organiser |
| Maratona dles Dolomites - Enel | 2026 | 32,000 | 8,000 | 4.0 | media |
| Bank of America Chicago Marathon | 2026 | 200,000 | 55,000 | 3.6 | organiser |
| Valencia Marathon Trinidad Alfonso Zurich | 2026 | 57,572 | 20,755 | 2.8 | organiser |
| Irish Life Dublin Marathon | 2026 | 47,000 | 17,200 | 2.7 | organiser |
| Copenhagen Marathon | 2027 | 80,937 | 35,000 | 2.3 | organiser |
| Comrades Marathon | 2027 | 56,283 | 28,000 | 2.0 | organiser |
| Nike Melbourne Marathon Festival | 2026 | 52,000 | 30,000 | 1.7 | organiser |
| Boston Marathon presented by Bank of America | 2027 | 33,649 | 30,000 | 1.1 | organiser |
Applicants per place is the source's applicants divided by its places, nothing more: it is not anyone's chance, because charity, qualifying and guaranteed places sit outside many ballots.
How fast they sold out
| Event | Edition | As stated | Source |
|---|---|---|---|
| Comrades Marathon | 2026 | sold out within 10 hours of general entries opening | organiser |
| Copenhagen Marathon | 2026 | sold out in 23 hours | organiser |
| DATEV Challenge Roth | 2027 | sold out within 15 seconds | media |
| MALLORCA 312 OK MOBILITY | 2027 | sold out within minutes | media |
| NN Marathon Rotterdam | 2025 | sold out in 2.5 hours | organiser |
| Nike Melbourne Marathon Festival | 2025 | sold out within hours of entries opening | organiser |
| Stadtzuercher Seeueberquerung | 2026 | sold out on the Monday sales opened ("am Montag rasch verkauft") | media |
| TCS Amsterdam Marathon | 2026 | sold out within one week | organiser |
| The North Face Transgrancanaria | 2026 | sold out in just 54 hours (the Marathon distance) | organiser |
| Zurich Maraton de Sevilla | 2026 | sold out in barely a month ("en apenas un mes") | organiser |
Opening next, on the organisers' dates
- UNBOUND Gravel 2027: opens 2026-11-01
- Western States 100-Mile Endurance Run 2027: opens 2026-11-01
- L'Etape du Tour de France 2027 (35th edition): opens 2026-11-02
- Inferno Triathlon 2027: opens 2026-11-11
- Irish Life Dublin Marathon 2027: opens 2026-11-12
- Royal Victoria Marathon 2027: opens 2026-11-16
- Saskatchewan Marathon 2027: opens 2026-11-26
- Bayshore Marathon 2027: opens 2026-12-01
- Guthrie Wineglass Marathon 2027: opens 2026-12-01
- Life Time Leadville Trail 100 MTB 2027: opens 2026-12-01
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Quick answers
Which race has the hardest ballot?
Of the ballots whose organisers state both numbers, Western States 100-Mile Endurance Run (2026 ballot): 11,328 applied for 369 places, about 30.7 applicants per place, as the source states.
How many people apply for the Western States 100-Mile Endurance Run ballot?
11,328 applied for 369 places in the 2026 ballot, as the source states.
How many people apply for the Maratona dles Dolomites - Enel ballot?
32,000 applied for 8,000 places in the 2026 ballot, as the source states.
How many people apply for the Bank of America Chicago Marathon ballot?
200,000 applied for 55,000 places in the 2026 ballot, as the source states.
How many people apply for the Valencia Marathon Trinidad Alfonso Zurich ballot?
57,572 applied for 20,755 places in the 2026 ballot, as the source states.
How many people apply for the Irish Life Dublin Marathon ballot?
47,000 applied for 17,200 places in the 2026 ballot, as the source states.
How many people apply for the Copenhagen Marathon ballot?
80,937 applied for 35,000 places in the 2027 ballot, as the source states.
How fast does Comrades Marathon sell out?
The 2026 edition sold out within 10 hours of general entries opening, as the source states.
How fast does Copenhagen Marathon sell out?
The 2026 edition sold out in 23 hours, as the source states.
How fast does DATEV Challenge Roth sell out?
The 2027 edition sold out within 15 seconds, as the source states.
How fast does MALLORCA 312 OK MOBILITY sell out?
The 2027 edition sold out within minutes, as the source states.
Every number is quoted from the source linked beside it, with the edition it belongs to. Race Entry Watch is an independent, sourced tracker, not affiliated with any organiser. Every status is read on the event's own registration page on the date shown; dates and fees are quoted as the organiser states them; an entry is yours to make on the organiser's site.