| Rank | School | Opponent | Date | | FGM | FGA | H | Total |
| 1 | Hannibal | Chatham-Glenwood, IL | 1/25/1986 | | 22 | 25 | 1 | 88.0% |
| 2 | Marion County | Paris | 11/30/1993 | | 28 | 32 | | 87.5% |
| 3 | Centralia | Moberly | 2/27/1980 | | 18 | 21 | 2 | 85.7% |
| 4 | Raymore-Peculiar | Warrensburg | 2/20/1987 | | 14 | 17 | 2 | 82.4% |
| 5 | Warrensburg | Lexington | 1/7/1983 | | 23 | 28 | 1 | 82.1% |
| 6 | Warren County High School | Linn | 2/25/1975 | | 18 | 22 | 1 | 81.8% |
| 7 | Glasgow | Walnut Grove | 3/11/2016 | | 12 | 15 | 1 | 80.0% |