FA Cup 2021/22, Extra Preliminary Round |
 | 07.08.2021 | | AFC St Austell | – | Tavistock | | 2:3 (2:1) |
| St Austell |
FA Cup 2020/21, Extra Preliminary Round |
| 01.09.2020 | | Newton Abbot Spurs | – | AFC St Austell | | 3:0 (2:0) |
| Newton Abbot |
FA Cup 2019/20, Extra Preliminary Round |
| 10.08.2019 | | Willand Rovers | – | AFC St Austell | | 2:1 (1:1) |
| Willand |
FA Cup 2017/18, Extra Preliminary Round |
| 09.08.2017 | | Bridport | – | AFC St Austell | | 1:0 * |
| Bridport |
FA Cup 2017/18, Extra Preliminary Round |
| 05.08.2017 | | AFC St Austell | – | Bridport | | 1:1 |
| St Austell |
FA Cup 2016/17, Extra Preliminary Round |
| 09.08.2016 | | Street | – | AFC St Austell | | 3:0 * |
| Street |
FA Cup 2016/17, Extra Preliminary Round |
| 06.08.2016 | | AFC St Austell | – | Street | | 2:2 |
| St Austell |
FA Cup 2015/16, Preliminary Round |
| 29.08.2015 | | AFC St Austell | – | Bodmin Town | | 0:1 |
| St Austell |
FA Cup 2015/16, Extra Preliminary Round |
| 15.08.2015 | | Saltash United | – | AFC St Austell | | 0:4 |
| Saltash |
FA Cup 2014/15, Preliminary Round |
| 30.08.2014 | | Wimborne Town | – | AFC St Austell | | 3:2 |
| Wimborne Minster |
FA Cup 2014/15, Extra Preliminary Round |
| 16.08.2014 | | AFC St Austell | – | Bishop Sutton | | 5:0 |
| St Austell |
FA Cup 2013/14, Extra Preliminary Round |
| 17.08.2013 | | St Austell | – | Ilfracombe Town | | 1:4 |
| St Austell |
FA Cup 1991/92, First Qualifying Round |
| | | St Austell | – | Liskeard Athletic | | 2:3 |
| |
FA Cup 1990/91, Preliminary Round |
| | | St Austell | – | Falmouth Town | | 0:4 |
| |
FA Cup 1967/68, Second Qualifying Round |
| | | Bideford | – | St Austell | | 2:0 |
| |
FA Cup 1966/67, Second Qualifying Round |
| | | Bideford | – | St Austell | | 5:0 |
| |
FA Cup 1966/67, First Qualifying Round |
| | | St Blazey | – | St Austell | | 0:2 |
| |
FA Cup 1964/65, First Qualifying Round |
| | | St Austell | – | Bideford | | 3:5 |
| |
FA Cup 1963/64, First Qualifying Round |
| | | Barnstaple Town | – | St Austell | | 4:2 |
| |
FA Cup 1957/58, Preliminary Round |
| | | Newquay | – | St Austell | | 2:0 |
| |
FA Cup 1955/56, Preliminary Round |
| | | St Austell | – | Truro City | | 1:8 |
| |
FA Cup 1954/55, First Qualifying Round |
| | | St Austell | – | Tavistock | | 3:4 |
| |
FA Cup 1954/55, Preliminary Round |
| | | St Austell | – | Penzance | | 3:1 |
| |
FA Cup 1953/54, Preliminary Round |
| | | Dartmouth United | – | St Austell | | 2:1 |
| |
FA Cup 1952/53, First Qualifying Round |
| | | St Austell | – | Bridgwater Town | | 2:3 |
| |
FA Cup 1952/53, Preliminary Round |
| | | Wadebridge Town | – | St Austell | | 4:5 |
| |
FA Cup 1951/52, First Qualifying Round |
| | | Bideford | – | St Austell | | 5:0 * |
| |
FA Cup 1951/52, First Qualifying Round |
| | | St Austell | – | Bideford | | 1:1 |
| |
FA Cup 1951/52, Preliminary Round |
| | | St Austell | – | Tavistock | | 3:0 |
| |
FA Cup 1950/51, Preliminary Round |
| | | Newquay | – | St Austell | | 3:0 |
| |
FA Cup 1949/50, Second Qualifying Round |
| | | Dartmouth United | – | St Austell | | 2:1 |
| |
FA Cup 1949/50, First Qualifying Round |
| | | Ilfracombe Town | – | St Austell | | 2:3 |
| |
FA Cup 1949/50, Preliminary Round |
| | | St Austell | – | Oak Villa | | 4:1 |
| |
FA Cup 1948/49, Preliminary Round |
| | | Soundwell | – | St Austell | | 4:3 |
| |
FA Cup 1947/48, Third Qualifying Round |
| | | St Austell | – | Street | | 1:2 |
| |
FA Cup 1947/48, Second Qualifying Round |
| | | St Austell | – | Dartmouth United | | 5:2 |
| |
FA Cup 1947/48, First Qualifying Round |
| | | St Austell | – | Glastonbury | | 2:1 |
| |
