Atlas of Battles

battle, major, nineteenth century

Battle of Maipú

Battle of Maipú was a battle fought on 5 April 1818 at Santiago, in what is now Chile. It was part of the Chilean War of Independence. The recorded result: Patriot victory. Recorded strength: 5,000; 21 guns against 5,000; 12 guns.

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Battle of Maipú
Johann Moritz Rugendas, Public domain, via Wikimedia Commons.
Fought5 April 1818
WhereSantiago, Chile33.501S, 70.772W
OutcomePatriot victory
BelligerentsChile; United ProvincesagainstKingdom of Spain and the Indies
Casualties and losses1,000and2,000 killed; 3,000 captured
Part ofChilean War of Independence1827

Where it sits in the Chilean War of Independence

Battle of Yerbas Buenas, 1813Siege of Chillán, 1813Capture of the Frigate Nueva Limeña, 1813Battle of El Quilo, 1814First Battle of Cancha Rayada, 1814Battle of Las Tres Acequias, 1814Battle of El Roble, 1815Battle of Chacabuco, 1817Battle of Curapalihue, 1817Siege of Talcahuano, 1817Second Battle of Cancha Rayada, 1818Battle of Maipú, 1818Battle of Talcahuano, 1818Battle of El Toro, 1820Battle of Tarpellanca, 1820Battle of Mocopulli, 182418131824Battle of Maipú, 1818
16 placed engagements of the Chilean War of Independence in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date5 April 1818
PlaceSantiago, Chile
33.501S, 70.772W
KindBattle, nineteenth century
Strength5,000; 21 guns5,000; 12 guns
Casualties and losses1,0002,000 killed; 3,000 captured
Commanders
  • Mariano Osorio
Battle of MaipúBattle of MaipúBattle of Las Tres AcequiasBattle of ChacabucoBattle of PapudoBattle of Las Tres AcequiasBattle of ChacabucoBattle of PapudoMendozaValparaísoRancaguaSan AntonioLos AndesQuillotaSan FernandoSan Felipe100 km33.501S, 70.772W
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

The ground today

Relief of the ground around the site of Battle of Maipú
Relief within about 10.0 km of the site, contours every 25 m. Copernicus DEM GLO-30, ESA.
Satellite view of the site of Battle of Maipú today
The same ground from Sentinel-2 on 2024-02-07. Contains modified Copernicus Sentinel data 2024.

The recorded site stands at about 466 m; within 10.0 km the ground runs from 422 to 883 m, 461 m of relief, steep country and today it is 70% built-up, 13% cropland, 6% tree cover.

built-up: 70%cropland: 13%tree cover: 6%grassland: 4%bare ground: 4%shrubland: 3%built-up 70%cropland 13%tree cover 6%grassland 4%bare ground 4%
west to east, 10.0 km438 to 511 mnorth to south, 10.0 km463 to 482 m
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

In the same war

Elsewhere in 1818

Battle of Maipú is one of 3,507 engagements of the 19th century in the atlas and one of 77 in present-day Chile.

Sources

Identity, coordinates, dates and the war from Wikidata Q1073849, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Maipú, revision 1382835483, 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.