| Image Coa: | DEU Borsfleth COA.svg |
| Coordinates: | 53.8167°N 34°W |
| Image Plan: | Borsfleth in IZ.png |
| State: | Schleswig-Holstein |
| District: | Steinburg |
| Amt: | Horst-Herzhorn |
| Elevation: | 2 |
| Area: | 15.19 |
| Postal Code: | 25376 |
| Area Code: | 04124, 04824 |
| Licence: | IZ |
| Gemeindeschlüssel: | 01 0 61 015 |
| Mayor: | Peter Mohr |
Borsfleth is a municipality in the district of Steinburg, in Schleswig-Holstein, Germany.