Years with Same Calendar as 1380 – Extended Range
The year 1380 had 366 days and started on a Sunday (United States, Julian calendar).
This country was still using the Julian calendar in year 1380. In that calendar system, a Leap Day was added every four years, without the exceptions defined in today's Gregorian calendar. The Gregorian calendar was introduced in 1752. This affects the selection of years listed here.
| Years with same starting weekday and equal number of days to 1380 | ||
|---|---|---|
| Year | Compared to year 1380 | Since last |
| 820 | 560 years before | |
| 848 | 532 years before | + 28 years |
| 876 | 504 years before | + 28 years |
| 904 | 476 years before | + 28 years |
| 932 | 448 years before | + 28 years |
| 960 | 420 years before | + 28 years |
| 988 | 392 years before | + 28 years |
| 1016 | 364 years before | + 28 years |
| 1044 | 336 years before | + 28 years |
| 1072 | 308 years before | + 28 years |
| 1100 | 280 years before | + 28 years |
| 1128 | 252 years before | + 28 years |
| 1156 | 224 years before | + 28 years |
| 1184 | 196 years before | + 28 years |
| 1212 | 168 years before | + 28 years |
| 1240 | 140 years before | + 28 years |
| 1268 | 112 years before | + 28 years |
| 1296 | 84 years before | + 28 years |
| 1324 | 56 years before | + 28 years |
| 1352 | 28 years before | + 28 years |
| 1380 | selected year | + 28 years |
| 1408 | 28 years after | + 28 years |
| 1436 | 56 years after | + 28 years |
| 1464 | 84 years after | + 28 years |
| 1492 | 112 years after | + 28 years |
| 1520 | 140 years after | + 28 years |
| 1548 | 168 years after | + 28 years |
| 1576 | 196 years after | + 28 years |
| 1604 | 224 years after | + 28 years |
| 1632 | 252 years after | + 28 years |
| 1660 | 280 years after | + 28 years |
| 1688 | 308 years after | + 28 years |
| 1716 | 336 years after | + 28 years |
| 1744 | 364 years after | + 28 years |
| United States adopted today's Gregorian calendar in 1752. All previous years are based on the Julian calendar. | ||
| 1764 | 384 years after | + 20 years |
| 1792 | 412 years after | + 28 years | 35 years share the calendar of year 1380 in the 1000-year time span from 800 to 1799. Note that holidays will not match exactly. Selected year is highlighted. |
Which Years Have the Same Calendar?
Reuse your yearly calendar by finding years that have the same number of days and start on the same day of the week.
Which Months Have the Same Calendar?
Find months that have the same number of days and start on the same day of the week.
When Does a Date Fall on a Certain Weekday?
Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.