Here's a list of the next 10 Halloweens, including the day of week and how many days until then.
| Holiday | Date | Daysuntil | |
|---|---|---|---|
| Halloween 2399 | October 31 2399 | Sunday | 136,739 |
| Halloween 2400 | October 31 2400 | Tuesday | 137,105 |
| Halloween 2401 | October 31 2401 | Wednesday | 137,470 |
| Halloween 2402 | October 31 2402 | Thursday | 137,835 |
| Halloween 2403 | October 31 2403 | Friday | 138,200 |
| Halloween 2404 | October 31 2404 | Sunday | 138,566 |
| Halloween 2405 | October 31 2405 | Monday | 138,931 |
| Halloween 2406 | October 31 2406 | Tuesday | 139,296 |
| Halloween 2407 | October 31 2407 | Wednesday | 139,661 |
| Halloween 2408 | October 31 2408 | Friday | 140,027 |
(12 months on one page)