Atlas of Battles

battle, notable, nineteenth century

Battle of Monocacy

Battle of Monocacy was a battle fought on 9 July 1864 at Frederick County, in what is now Maryland, United States. It was part of the Maryland in the American Civil War, which ran from 1861 to 1865. The recorded result: Confederate victory. Recorded strength: 5,800 against 14,000.

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Destruction of the R.R. bridge, over the Monocacy River near Frederick, Md.SUMMARY: Scene depicts damage caused by Confederate raid.
Destruction of the R.R. bridge, over the Monocacy River near Frederick, Md.SUMMARY: Scene depicts damage caused by Confederate raid.. Alfred R. Waud , 1828-1891, artist., Public domain, via Wikimedia Commons.
Fought9 July 1864
WhereFrederick County, Maryland, United States39.371N, 77.392W
OutcomeConfederate victory
BelligerentsUnited States (Union)againstConfederate States of America
Casualties and losses1,294and700–900
Battlefield todayMonocacy battlefieldNPS site MD007, 17,786 acres studied, 5,163 core
Part ofMaryland in the American Civil War1861 to 1865

Where it sits in the Maryland in the American Civil War

Battle of South Mountain, 1862Battle of Antietam, 1862Battle of Monocacy, 186418621864Battle of Monocacy, 1864
3 placed engagements of the Maryland in the American Civil War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date9 July 1864
PlaceFrederick County, Maryland, United States
39.371N, 77.392W
KindBattle, nineteenth century
Strength5,80014,000
Casualties and losses1,294700–900
Commanders
  • Lew Wallace
  • Jubal Anderson Early
Battle of MonocacyBattle of MonocacyBattle of Crampton's GapBattle of South MountainBattle of Loudoun HeightsBattle of BoonsboroBattle of Ball's BluffBattle of Crampton's GapBattle of South MountainBattle of Loudoun HeightsBattle of BoonsboroBattle of Ball's BluffHagerstown20 km39.371N, 77.392W
The recorded site, with the nearest other engagements in the atlas. The dashed outline is the battlefield study area mapped by the NPS American Battlefield Protection Program. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1864

The National Park Service's American Battlefield Protection Program maps this as the Monocacy battlefield (site MD007): a study area of 17,786 acres, with a core area of 5,163 acres where the fighting was concentrated.

Battle of Monocacy is one of 3,507 engagements of the 19th century in the atlas and one of 1,148 in present-day United States (19 in Maryland).

Sources

Identity, coordinates, dates and the war from Wikidata Q2667265, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Monocacy, revision 1381905586, 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. Battlefield boundary and area from the National Park Service American Battlefield Protection Program (public domain). Dates before 1582 follow the Julian calendar as recorded.