| Image Coa: | Wappen von Gerolsbach.svg |
| Coordinates: | 48.5333°N 31°W |
| Image Plan: | Gerolsbach in PAF.svg |
| State: | Bayern |
| Region: | Oberbayern |
| District: | Pfaffenhofen an der Ilm |
| Elevation: | 459 |
| Area: | 58.94 |
| Postal Code: | 85302 |
| Area Code: | 08445 |
| Licence: | PAF |
| Gemeindeschlüssel: | 09 1 86 125 |
| Divisions: | 79 Ortsteile |
| Website: | www.gerolsbach.de |
| Mayor: | Martin Seitz[1] |
| Leader Term: | 2020 - 26 |
| Party: | CSU |
Gerolsbach is a municipality in the district of Pfaffenhofen in Bavaria in Germany.