| Official Name: | McDonough, Delaware |
| Pushpin Map: | Delaware#USA |
| Pushpin Label: | McDonough |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Delaware |
| Subdivision Type2: | County |
| Subdivision Name2: | New Castle |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 66 |
| Coordinates: | 39.4914°N -75.6497°W |
| Area Code: | 302 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 216150 |
McDonough is a small unincorporated community in New Castle County, Delaware, United States. The community lies north of Odessa and just due south of St. Georges. It is named for Captain Thomas Macdonough.[1]