| Millennium: | 1st millennium |
|---|---|
| Centuries: | 2nd century – 3rd century – 4th century |
| Decades: | 210s 220s 230s – 240s – 250s 260s 270s |
| Years: | 246 247 248 – 249 – 250 251 252 |
| 249 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 249 CCXLIX |
| Ab urbe condita | 1002 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1595 – -1594 |
| Bengali calendar | -344 |
| Berber calendar | 1199 |
| Buddhist calendar | 793 |
| Burmese calendar | -389 |
| Byzantine calendar | 5757 – 5758 |
| Chinese calendar | 戊辰年十二月初一日 (2885/2945-12-1) — to —
己巳年十一月初十日(2886/2946-11-10) |
| Coptic calendar | -35 – -34 |
| Ethiopian calendar | 241 – 242 |
| Hebrew calendar | 4009 – 4010 |
| Hindu calendars | |
| - Bikram Samwat | 305 – 306 |
| - Shaka Samvat | 171 – 172 |
| - Kali Yuga | 3350 – 3351 |
| Holocene calendar | 10249 |
| Iranian calendar | 373 BP – 372 BP |
| Islamic calendar | 384 BH – 383 BH |
| Japanese calendar | |
| Korean calendar | 2582 |
| Thai solar calendar | 792 |