| Jefferson Barracks National Cemetery | |
|---|---|
 Jefferson Barracks National Cemetery | |
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| Details | |
| Established | 1826 |
| Location | |
| Country | United States |
| Coordinates | 38°29′55″N 90°17′25″W / 38.49861°N 90.29028°W |
| Type | United States National Cemetery |
| Size | 331 acres (134 ha) |
| No. of graves | 237,000+ |
| Website | Official |
| Find a Grave | Jefferson Barracks National Cemetery |
Jefferson Barracks National Cemetery | |
   | |
| Nearest city | Mehlville, Missouri |
| Area | 295.7 acres (119.7 ha) |
| Built | 1866 |
| Architectural style | Late Victorian |
| MPS | Civil War Era National Cemeteries MPS |
| NRHP reference No. | 98000840[1] |
| Added to NRHP | July 9, 1998 |
Jefferson Barracks National Cemetery is an American military cemetery located in St. Louis County, Missouri, just on the banks of the Mississippi River. The cemetery was established after the American Civil War in an attempt to put together a formal network of military cemeteries. It started as the Jefferson Barracks Military Post Cemetery in 1826 and became a United States National Cemetery in 1866.
The first known burial was Elizabeth Ann Lash, the infant child of an officer stationed at Jefferson Barracks.
The cemetery is administered by the Department of Veterans Affairs on the former site of Jefferson Barracks. It covers 331 acres (134 ha) and the number of interments as of 2021 is approximately 237,000. The cemetery is listed in the National Register of Historic Places.