Atlas of Battles

siege, medieval

Siege of Chartres

Siege of Chartres was a siege conducted on 20 July AD 911 at Chartres, in what is now France. It was part of viking expansion. Recorded strength: 8,000 against 20,000.

See it on the globe Read the article

Fought20 July AD 911
WhereChartres, France48.447N, 1.488E
OutcomeWest Frankish victory; Treaty of Saint-Clair-sur-Epte; Rollo is granted lands in northern France in exchange of an oath of fealty, religious conversion and a pledge to defend the Seine's estuary from Viking raiders
BelligerentsWest FranksagainstVikings
Part ofviking expansionViking raids in France

Where it sits in viking expansion

Battle of Messac, AD 843Siege of Paris, AD 845Battle of Remich, AD 882Battle of Norditi, AD 884Siege of Paris, AD 885Battle of the Geul River, AD 891Viking raids in the Mediterranean, AD 900Siege of Chartres, AD 911AD 843AD 911Siege of Chartres, AD 911
8 placed engagements of viking expansion in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date20 July AD 911
PlaceChartres, France
48.447N, 1.488E
KindSiege, medieval
Territorial changeThe County of Rouen is established
Strength8,00020,000
Casualties and lossesLightAt least 1,600 killed in the fighting with Robert's heavy cavalry; Unknown wounded; Most of the army captured
Commanders
  • Robert I of France
  • Richard, Duke of Burgundy
  • Rollo
Siege of ChartresSiege of ChartresSiege of ChartresSiege of ChartresSiege of ThimertBattle of Chateauneuf-en-ThimeraisBattle of DreuxSiege of ChartresSiege of ThimertBattle of DreuxLe HavreRouenToursOrléansCaenLe MansVersaillesAuxerre100 km48.447N, 1.488E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Contested ground: this site was fought over 3 times between AD 911 and 1591.

In the same war

Siege of Chartres is one of 186 engagements of the 10th century in the atlas and one of 1,495 in present-day France.

Sources

Identity, coordinates, dates and the war from Wikidata Q7509925, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Chartres (911), revision 1370740170, 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.