| Image Coa: | DEU Westermoor COA.svg |
| Coordinates: | 53.9167°N 46°W |
| Image Plan: | Westermoor in IZ.png |
| State: | Schleswig-Holstein |
| District: | Steinburg |
| Amt: | Breitenburg |
| Elevation: | 1 |
| Area: | 9.44 |
| Postal Code: | 25597 |
| Area Code: | 04828 |
| Licence: | IZ |
| Gemeindeschlüssel: | 01 0 61 109 |
| Website: | www.amt-breitenburg.de |
| Mayor: | Peter Pfahl |
Westermoor is a municipality in the district of Steinburg, in Schleswig-Holstein, Germany.