siege, major, nineteenth century
Siege of Petersburg
Siege of Petersburg was a siege conducted on 9 June 1864 at Petersburg, in what is now Virginia, United States; it lasted 9 months. It was part of the American Civil War, which ran from 1861 to 1865. The recorded result: Union victory. Recorded strength: 125,000 against 60,000 (estimate).
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Where it sits in the American Civil War
Record
| Date | 9 June 1864 to 25 March 1865 | |
|---|---|---|
| Place | Petersburg, Virginia, United States 37.218N, 77.378W | |
| Kind | Siege, nineteenth century | |
| Strength | 125,000 | 60,000 (estimate) |
| Casualties and losses | 42,000 (estimate) | 28,000 (estimate); 25,000 |
| Commanders | ||
The ground today


The recorded site stands at about 44 m; within 10.0 km the ground runs from -2 to 76 m, 78 m of relief, gently rolling country and today it is 65% tree cover, 20% built-up, 13% grassland.
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 the Crater 1864, same recorded site
- Second Battle of Petersburg 1864, 0.3 km N
- Battle of Fort Stedman 1865, 1.0 km NE
- First Battle of Petersburg 1864, 1.7 km S
- Battle of Blandford 1781, 2.3 km NW
Contested ground: this site was fought over 41 times between 1781 and 1865.
In the same war
- Before: Battle of Piedmont 5 June 1864
- After: First Battle of Petersburg 9 June 1864
- All 527 engagements of American Civil War
Elsewhere in 1864
- Battle of Dybbøl Denmark
- Battle of Heligoland Germany
- Battle of Qbaada Russia
- Battle of Monocacy United States
- Battle of Mysunde Germany
The National Park Service's American Battlefield Protection Program maps this as the Petersburg Iii battlefield (site VA089): a study area of 32,239 acres, with a core area of 5,464 acres where the fighting was concentrated; 19,870 acres retain enough integrity to be potentially eligible for the National Register.
Siege of Petersburg is one of 3,507 engagements of the 19th century in the atlas and one of 1,148 in present-day United States (172 in Virginia).
Sources
Identity, coordinates, dates and the war from Wikidata Q815195, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Petersburg, revision 1381061234, 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.