Biggest home win | Regionalliga Bayern 2017/2018 | FV Illertissen | 7-1 | SV Schalding-Heining |
Biggest away win | Regionalliga Bayern 2015/2016 | Viktoria Aschaffenburg | 1-5 | FV Illertissen |
| Regionalliga Bayern 2014/2015 | VfR Garching | 0-4 | FV Illertissen |
| Regionalliga Bayern 2013/2014 | Viktoria Aschaffenburg | 0-4 | FV Illertissen |
Worst away defeat | Regionalliga Bayern 2017/2018 | TSV 1860 München | 5-0 | FV Illertissen |
| Regionalliga Bayern 2014/2015 | TSV 1860 München | 5-0 | FV Illertissen |
| Regionalliga Bayern 2016/2017 | SpVgg Unterhaching | 5-0 | FV Illertissen |
| Regionalliga Bayern 2019/2020 | SpVgg Bayreuth | 7-2 | FV Illertissen |
Worst home defeat | Regionalliga Bayern 2017/2018 | FV Illertissen | 0-3 | SpVgg Greuther Fürth |
| Regionalliga Bayern 2019/2020 | FV Illertissen | 1-4 | SpVgg Bayreuth |
| Regionalliga Bayern 2017/2018 | FV Illertissen | 1-4 | FC Nürnberg |
| Regionalliga Bayern 2015/2016 | FV Illertissen | 1-4 | SV Schalding-Heining |
| Regionalliga Bayern 2016/2017 | FV Illertissen | 2-5 | FC Ingolstadt 04 |
| Regionalliga Bayern 2019/2020 | FV Illertissen | 0-3 | FC Nürnberg |
| Regionalliga Bayern 2013/2014 | FV Illertissen | 0-3 | Wurzburger Kickers |
| Regionalliga Bayern 2019/2020 | FV Illertissen | 0-3 | 1. FC Schweinfurt 05 |
| Regionalliga Bayern 2013/2014 | FV Illertissen | 1-4 | SpVgg Greuther Fürth |