Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Castleton is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2025 | 898 | 994 | 1013 | 1017 |
| 2024 | 920 | 1015 | 1064 | 1004 |
| 2023 | 966 | 1023 | 1060 | 1010 |
| 2022 | 964 | 1066 | 1066 | 1012 |
| 2021 | 928 | 1078 | 1084 | 1012 |
| 2019 | 896 | 1082 | 1034 | 1048 |
| 2018 | 910 | 1094 | 990 | 1068 |
| 2017 | 892 | 1094 | 1032 | 1082 |
| 2016 | 900 | 1134 | 970 | 1096 |
| 2015 | 936 | 1136 | 960 | 1088 |
| 2014 | 898 | 1142 | 929 | 1111 |
| 2013 | 907 | 1151 | 869 | 1112 |
| 2012 | 945 | 1184 | 882 | 1116 |
| 2011 | 1006 | 1160 | 914 | 1108 |
| 2010 | 1032 | 1136 | 960 | 1116 |
| 2009 | 1049 | 1088 | 1008 | 1100 |