| Image Coa: | DEU Baierbach COA.svg |
| Coordinates: | 48.4167°N 24°W |
| Image Plan: | Baierbach in LA.svg |
| State: | Bayern |
| Region: | Niederbayern |
| District: | Landshut |
| Verwaltungsgemeinschaft: | Altfraunhofen |
| Elevation: | 418 |
| Area: | 16.76 |
| Postal Code: | 84171 |
| Area Code: | 08705 |
| Licence: | LA |
| Gemeindeschlüssel: | 09 2 74 118 |
| Mayor: | Aloisia Hausberger[1] |
| Leader Term: | 2020 - 26 |
Baierbach is a municipality in the district of Landshut in Bavaria in Germany.