Forstern    | |
|---|---|
|   Church of Saint Peter  | |
Location of Forstern   within Erding   district  | |
| Coordinates: 48°11′N11°59′E / 48.183°N 11.983°E | |
| Country | Germany | 
| State | Bavaria | 
| Admin. region | Oberbayern | 
| District | Erding | 
| Government | |
| • Mayor (2020–26) | Rainer Streu [1] | 
| Area | |
 • Total  | 15.38 km2 (5.94 sq mi) | 
| Elevation | 520 m (1,710 ft) | 
| Population  (2024-12-31) [2]   | |
 • Total  | 3,683 | 
| • Density | 240/km2 (620/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 85659  | 
| Dialling codes | 08124 | 
| Vehicle registration | ED | 
| Website | www.gmd-forstern.de | 
Forstern is a municipality in the district of Erding in Bavaria in Germany.