battle, landmark, Revolutionary and Napoleonic
Battle of Eylau
Battle of Eylau was a battle fought on 7 February 1807 at Kaliningrad, in what is now Poland; it lasted 1 day. It was part of the Napoleonic Wars, which ran from 1803 to 1815. The recorded result: Imperial French Victory.
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Where it sits in the Napoleonic Wars
Record
| Date | 7 February 1807 to 8 February 1807 | |
|---|---|---|
| Place | Kaliningrad, Poland 54.400N, 20.633E | |
| Kind | Battle, Revolutionary and Napoleonic | |
| Strength | 75,000: Napoleon: 45,000; Ney: 14,500; Davout: 15,000; 300 guns | 76,000–83,000: Bennigsen: 67,000; L'Estocq: 9,000; 400 guns |
| Casualties and losses | 15,000–29,643 | |
| Commanders | ||
The ground today


The recorded site stands at about 57 m; within 10.0 km the ground runs from 39 to 162 m, 123 m of relief, gently rolling country and today it is 50% grassland, 31% tree cover, 15% cropland.
Elevation from the Copernicus DEM GLO-30 (ESA, Airbus); land cover from ESA WorldCover 2021 (CC BY 4.0), within about 5 km of the recorded site. Computed, not recorded.Nearest engagements
- Battle of Krücken 1249, 13 km NW
- Siege of Bartenstein 1264, 20 km SE
- Battle of Friedland 1807, 25 km E
- Battle of Heilsberg 1807, 32 km S
- Battle of Pokarwis 1261, 34 km NW
In the same war
- Before: Siege of Stralsund, 1807 30 January 1807
- After: Siege of Crotone 1807
- All 116 engagements of Napoleonic Wars
Elsewhere in 1807
- Battle of Friedland Russia
- Battle of Copenhagen Denmark
- Siege of Danzig Poland
- Battle of Heilsberg Poland
- Invasion of Portugal Portugal
Combat data (CDB90)
| Attacker: FR ARMY | Defender: RUSS ARMY | |
| Strength | 78,000 | 80,000 |
| Casualties | 18,500 (23.7%) | 28,000 (35.0%) |
| Mission accomplishment, 1 to 10 | 6 | 6 |
| Outcome | drawn | |
| Duration | 1 day | |
| Front width | 8 km | 8 km |
| Attacker advanced | 3.8 km | |
From the US Army Concepts Analysis Agency Database of Battles (CDB90, battle 120), public domain, in the CC0 tidy edition by Jeffrey B. Arnold. Figures are the database's estimates, compiled in 1990 from published histories, and may differ from the Wikipedia infobox above.
Battle of Eylau is one of 3,694 engagements of the 19th century in the atlas and one of 502 in present-day Poland.
Sources
Identity, coordinates, dates and the war from Wikidata Q331347, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Eylau, revision 1384855872, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.