| Image Coa: | Wappen Ihrlerstein.svg |
| Coordinates: | 48.9333°N 63°W |
| Image Plan: | Ihrlerstein in KEH.svg |
| State: | Bayern |
| Region: | Niederbayern |
| District: | Kelheim |
| Verwaltungsgemeinschaft: | Ihrlerstein |
| Elevation: | 482 |
| Area: | 23.08 |
| Postal Code: | 93346 |
| Area Code: | 09441 |
| Licence: | KEH |
| Gemeindeschlüssel: | 09 2 73 133 |
| Website: | www.ihrlerstein.de |
| Mayor: | Thomas Krebs[1] |
| Leader Term: | 2020 - 26 |
| Party: | SPD |
Ihrlerstein is a municipality in the district of Kelheim in Bavaria in Germany.