State championships
Indian River: 10 state titles
State titles and finals for Indian River, from DIAA. This is not a season record.
This covers state championship results only. It does not have season records, regular season games or playoff rounds before the final.
Source: Delaware Interscholastic Athletic Association (DIAA), State Champions History. Football scores and runners-up come from DIAA's football files; other sports list the champion only. DIAA State Champions History
Dover High game schedules and results are on Senators Sports.
State titles
| Year | Sport | Champion | Score | Runner-up | Notes | Source file |
|---|---|---|---|---|---|---|
| 2024 | Football, Class 1A | Indian River | ||||
| 2024 | Unified Flag Football | Indian River | ||||
| 2020 | Boys Soccer, Division II | Indian River | ||||
| 2015 | Boys Soccer, Division II | Indian River | ||||
| 2013 | Boys Soccer, Division II | Indian River | ||||
| 2011 | Football, Division II | Indian River | 35-13 | Caravel | ||
| 1998 | Softball | Indian River | ||||
| 1988 | Football, Division II | Indian River | 18-13 | Dickinson | ||
| 1981 | Boys Basketball | Indian River | ||||
| 1980 | Boys Basketball | Indian River |
Finals lost
| Year | Sport | Champion | Score | Runner-up | Notes | Source file |
|---|---|---|---|---|---|---|
| 1991 | Football, Division II | Laurel | 29-2 | Indian River | ||
| 1986 | Football, Division II | Laurel | 13-6 | Indian River | ||
| 1980 | Football, Division II | Archmere | 20-0 | Indian River | ||
| 1979 | Football, Division II | Archmere | 26-14 | Indian River |