Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Merrimack is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2025 | 1227 | 1028 | 1141 | 1185 |
| 2024 | 1184 | 1054 | 1182 | 1222 |
| 2023 | 1146 | 1068 | 1164 | 1204 |
| 2022 | 1112 | 1124 | 1133 | 1180 |
| 2021 | 1038 | 1176 | 1119 | 1217 |
| 2020 | 1090 | 1104 | 1136 | 1160 |
| 2019 | 1124 | 1136 | 1156 | 1142 |
| 2018 | 1140 | 1188 | 1130 | 1154 |
| 2017 | 1145 | 1184 | 1135 | 1161 |
| 2016 | 1154 | 1178 | 1142 | 1172 |
| 2014 | 1161 | 1171 | 1155 | 1180 |
| 2013 | 1168 | 1179 | 1166 | 1180 |