2018 Southland Conference baseball tournament
The 2018 Southland Conference baseball tournament was held from May 23 through 26. The top eight regular season finishers of the league's thirteen teams met in the double-elimination tournament, which was held at Constellation Field in Sugar Land, Texas. As the winner of the tournament, earned the conference's automatic bid to the 2018 NCAA Division I baseball tournament. It was Northwestern State's first Tournament championship.
Seeding and format
The top eight finishers from the regular season were seeded one through eight. They played a two bracket, double-elimination tournament, with the winner of each bracket meeting in a single championship final.| Team | W | L | Pct | GB | Seed |
| 24 | 6 | — | 1 | ||
| 21 | 9 | 3 | 2 | ||
| 18 | 12 | 6 | 3 | ||
| 18 | 12 | 6 | 4 | ||
| 17 | 13 | 7 | 5 | ||
| 15 | 15 | 9 | 6 | ||
| 14 | 16 | 10 | 7 | ||
| New Orleans | 14 | 16 | 10 | 8 | |
| 14 | 16 | 10 | – | ||
| 13 | 17 | 11 | — | ||
| Lamar | 13 | 17 | 11 | – | |
| 9 | 21 | 15 | — | ||
| 5 | 25 | 19 | — |