Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Delaware is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2026 | 1252 | 1311 | 1248 | 1220 |
| 2025 | 1260 | 1302 | 1236 | 1216 |
| 2024 | 1320 | 1266 | 1268 | 1258 |
| 2023 | 1286 | 1252 | 1246 | 1286 |
| 2022 | 1236 | 1226 | 1292 | 1350 |
| 2021 | 1170 | 1172 | 1252 | 1284 |
| 2020 | 1225 | 1190 | 1258 | 1320 |
| 2019 | 1260 | 1158 | 1160 | 1140 |
| 2018 | 1166 | 1107 | 1246 | 1244 |
| 2017 | 1350 | 978 | 1276 | 1281 |
| 2016 | 1333 | 1024 | 1246 | 1235 |
| 2015 | 1290 | 1058 | 1262 | 1225 |
| 2014 | 1250 | 1192 | 1184 | 1192 |
| 2013 | 1236 | 1231 | 1239 | 1157 |
| 2012 | 1212 | 1185 | 1229 | 1239 |
| 2011 | 1225 | 1192 | 1212 | 1251 |
| 2010 | 1223 | 1205 | 1224 | 1261 |
| 2009 | 1202 | 1181 | 1198 | 1254 |
| 2008 | 1208 | 1149 | 1196 | 1266 |
| 2007 | 1257 | 1206 | 1214 | 1259 |
| 2006 | 1230 | 1162 | 1241 | 1230 |
| 2005 | 1276 | 1130 | 1284 | 1240 |
| 2004 | 1243 | 1172 | 1290 | 1246 |
| 2003 | 1252 | 1204 | 1254 | 1242 |
| 2002 | 1241 | 1211 | 1265 | 1246 |
| 2001 | 1228 | 1227 | 1257 | 1252 |
| 2000 | 1213 | 1226 | 1240 | 1234 |