| Coordinates | 54°13′N 9°53′E |
|---|---|
| State | Schleswig-Holstein |
| District | Rendsburg-Eckernförde |
| Amt | Nortorfer Land |
| Elevation | 28 |
| Area | 8.71 |
| Postal code | 24646 |
| Area code | 04329 |
| Licence | RD |
| Gemeindeschlüssel | 01 0 58 168 |
| Website | www.amt-nortorfer- land.de |
| Mayor | Jürgen Lucht |
Warder is a municipality in the district of Rendsburg-Eckernförde, in Schleswig-Holstein, Germany.