| Antietam Creek | |
| Name Other: | Tributary to Schuylkill River |
| Map Size: | 300 |
| Pushpin Map: | USA Pennsylvania#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Caption: | Location of Antietam Creek mouth |
| Pushpin Map Alt: | Map of Antietam Creek mouth location |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Pennsylvania |
| Subdivision Type3: | County |
| Subdivision Name3: | Berks |
| Subdivision Type4: | City |
| Subdivision Name4: | Reading |
| Length: | 10.01miles[1] |
| Discharge1 Location: | Schuylkill River |
| Discharge1 Avg: | 27.54cuft/s at mouth with Schuylkill River[2] |
| Source1: | Little Manatawny Creek divide |
| Source1 Location: | pond about 0.25 miles south of Alsace Manor, Pennsylvania |
| Source1 Coordinates: | 40.3908°N -75.8542°W[3] |
| Source1 Elevation: | 785feet[4] |
| Mouth Location: | Southeastern Reading, Pennsylvania |
| Mouth Coordinates: | 40.2828°N -75.8475°W |
| Mouth Elevation: | 157feet[5] |
| Progression: | Schuylkill River → Delaware River → Delaware Bay → Atlantic Ocean |
| River System: | Delaware River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Waterbodies: | Antietam Reservoir |
| Bridges: | Mexico Road, Antietam Road, Seider Road, Angora Road, Antietam Road (x2), Heidelberg Avenue, Butler Lane, St. Lawrence Avenue, Oley Turnpike Road, Parkview Road, Gibralter Road, US 422 |
Antietam Creek is a 10.5adj=midNaNadj=mid[6] tributary of the Schuylkill River in Berks County, Pennsylvania. It rises just south of Alsace Manor in Alsace Township. There are several non-named tributaries to the creek. It empties into the Schuylkill just south of Reading.