| Millennium: | 1st millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
| 825 by topic |
|---|
| Leaders |
| Categories |
| Gregorian calendar | 825 DCCCXXV |
| Ab urbe condita | 1578 |
| Armenian calendar | 274 ԹՎ ՄՀԴ |
| Assyrian calendar | 5575 |
| Balinese saka calendar | 746–747 |
| Bengali calendar | 232 |
| Berber calendar | 1775 |
| Buddhist calendar | 1369 |
| Burmese calendar | 187 |
| Byzantine calendar | 6333–6334 |
| Chinese calendar | 甲辰年 (Wood Dragon) 3522 or 3315 — to — 乙巳年 (Wood Snake) 3523 or 3316 |
| Coptic calendar | 541–542 |
| Discordian calendar | 1991 |
| Ethiopian calendar | 817–818 |
| Hebrew calendar | 4585–4586 |
| Hindu calendars | |
| - Vikram Samvat | 881–882 |
| - Shaka Samvat | 746–747 |
| - Kali Yuga | 3925–3926 |
| Holocene calendar | 10825 |
| Iranian calendar | 203–204 |
| Islamic calendar | 209–210 |
| Japanese calendar | Tenchō 2 (天長２年) |
| Javanese calendar | 721–722 |
| Julian calendar | 825 DCCCXXV |
| Korean calendar | 3158 |
| Minguo calendar | 1087 before ROC 民前1087年 |
| Nanakshahi calendar | −643 |
| Seleucid era | 1136/1137 AG |
| Thai solar calendar | 1367–1368 |
| Tibetan calendar | 阳木龙年 (male Wood-Dragon) 951 or 570 or −202 — to — 阴木蛇年 (female Wood-Snake) 952 or 571 or −201 |
Year 825 (DCCCXXV) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar.