| Image Coa: | DEU Sarlhusen COA.svg |
| Coordinates: | 54.0167°N 55°W |
| Image Plan: | Sarlhusen in IZ.png |
| State: | Schleswig-Holstein |
| District: | Steinburg |
| Amt: | Kellinghusen |
| Elevation: | 14 |
| Area: | 10.86 |
| Postal Code: | 24616 |
| Area Code: | 04324 |
| Licence: | IZ |
| Gemeindeschlüssel: | 01 0 61 096 |
| Website: | www.kellinghusen.de |
| Mayor: | Ernst Scheel |
Sarlhusen is a municipality in the district of Steinburg, in Schleswig-Holstein, Germany.