Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Northwestern St. is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2025 | 996 | 1044 | 940 | 1064 |
| 2024 | 993 | 1080 | 988 | 1052 |
| 2023 | 1062 | 1105 | 1016 | 1101 |
| 2022 | 1132 | 1165 | 1048 | 1092 |
| 2021 | 1160 | 1178 | 1080 | 1086 |
| 2020 | 1114 | 1258 | 1115 | 1079 |
| 2019 | 1076 | 1266 | 1116 | 1102 |
| 2018 | 1153 | 1244 | 1082 | 1068 |
| 2017 | 1244 | 1170 | 1078 | 1097 |
| 2016 | 1289 | 1177 | 1060 | 1120 |
| 2015 | 1250 | 1222 | 1058 | 1171 |
| 2014 | 1204 | 1205 | 1156 | 1184 |
| 2013 | 1211 | 1157 | 1194 | 1146 |
| 2012 | 1174 | 1106 | 1182 | 1165 |
| 2011 | 1205 | 1146 | 1200 | 1176 |
| 2010 | 1210 | 1156 | 1219 | 1164 |
| 2009 | 1233 | 1152 | 1202 | 1153 |
| 2008 | 1241 | 1130 | 1202 | 1176 |
| 2007 | 1234 | 1120 | 1190 | 1188 |
| 2006 | 1204 | 1120 | 1226 | 1188 |
| 2005 | 1203 | 1127 | 1224 | 1174 |
| 2004 | 1201 | 1162 | 1214 | 1167 |
| 2003 | 1174 | 1182 | 1214 | 1182 |
| 2002 | 1166 | 1194 | 1210 | 1176 |
| 2001 | 1162 | 1192 | 1202 | 1164 |