South Dakota vs Southern Illinois Series
South Dakota leads the series with Southern Illinois 8–4 across 12 meetings since 2014.
| MEETINGS | 12 |
| SERIES | South Dakota leads 8–4 since 2014 |
| SOUTH DAKOTA WINS | 8 |
| SOUTHERN ILLINOIS WINS | 4 |
| STREAK | South Dakota won the last 5 |
| LAST MEETING | South Dakota 31, Southern Illinois 10 · 2026 |
| FIRST ON RECORD | Southern Illinois 41, South Dakota 10 · 2014 |
EVERY MEETING
12 MEETINGS · 2014–2026
| SEASON | DATE | RESULT | LOCATION |
|---|---|---|---|
| 2026 | Oct 10, 2026 | South Dakota 31, Southern Illinois 10 | DakotaDome · Vermillion, SD |
| 2025 | Nov 15, 2025 | South Dakota 53, Southern Illinois 51 (OT) (OT) | Saluki Stadium · Carbondale, IL |
| 2024 | Sep 28, 2024 | South Dakota 42, Southern Illinois 13 | DakotaDome · Vermillion, SD |
| 2023 | Nov 4, 2023 | South Dakota 14, Southern Illinois 7 | Saluki Stadium · Carbondale, IL |
| 2022 | Oct 22, 2022 | South Dakota 27, Southern Illinois 24 | DakotaDome · Vermillion, SD |
| 2021 | Nov 27, 2021 | Southern Illinois 22, South Dakota 10 | DakotaDome · Vermillion, SD |
| 2019 | Oct 26, 2019 | Southern Illinois 48, South Dakota 28 | DakotaDome · Vermillion, SD |
| 2018 | Sep 29, 2018 | South Dakota 31, Southern Illinois 24 | Saluki Stadium · Carbondale, IL |
| 2017 | Oct 28, 2017 | South Dakota 42, Southern Illinois 0 | DakotaDome · Vermillion, SD |
| 2016 | Nov 5, 2016 | Southern Illinois 35, South Dakota 28 | Saluki Stadium · Carbondale, IL |
| 2015 | Nov 7, 2015 | South Dakota 34, Southern Illinois 31 | DakotaDome · Vermillion, SD |
| 2014 | Oct 4, 2014 | Southern Illinois 41, South Dakota 10 | Saluki Stadium · Carbondale, IL |