After winning its third national championship, Oregon State was the unanimous pick in the final 2018 CBI Composite Poll.
The SEC took the next three spots with Arkansas second, Florida third and Mississippi State fourth. North Carolina rounded out the Top Five.
There were eight teams from the SEC in the poll. There were three from the ACC and Pac-12, two from the Big 12, and single entries from the Atlantic Sun, Big Ten, Big West and Ohio Valley.
| 2018 CBI Final Composite Poll | BA | CB | D1 | NCBWA | US | Composite | Last rank | |
| 1 | Oregon State (55-12-1) | 1 | 1 | 1 | 1 | 1 | 5 | 1 |
| 2 | Arkansas (48-21) | 2 | 2 | 2 | 2 | 2 | 10 | 8 |
| 3 | Florida (49-21) | 3 | 3 | 3 | 3 | 3 | 15 | t2 |
| 4 | Mississippi State (39-29) | 6 | 4 | 4 | 4 | 6 | 24 | NR |
| 5 | North Carolina (44-20) | 4 | 5 | 5 | 6 | 4 | 24 | 6 |
| 6 | Texas Tech (45-20) | 5 | 6 | 6 | 5 | 5 | 27 | 11 |
| 7 | Texas (42-23) | 7 | 7 | 7 | 7 | 7 | 35 | 13 |
| 8 | Washington (35-26) | 9 | 8 | 8 | 8 | 8 | 41 | NR |
| 9 | Duke (45-18) | 10 | 11 | 11 | 9 | 10 | 51 | 14 |
| 10 | Minnesota (44-15) | 8 | 9 | 9 | 15 | 11 | 52 | 12 |
| 11 | Stetson (48-13) | 12 | 10 | 10 | 13 | 13 | 58 | 16 |
| 12 | Tennessee Tech (53-12) | 11 | 13 | 12 | 11 | 12 | 59 | 19 |
| 13 | Auburn (43-23) | 13 | 15 | 13 | 10 | 9 | 60 | NR |
| 14 | South Carolina (37-26) | 16 | 12 | 14 | 12 | 17 | 71 | NR |
| 15 | Stanford (46-12) | 14 | 18 | 17 | 17 | 14 | 80 | t2 |
| 16 | Cal State Fullerton (36-25) | 18 | 14 | 16 | 14 | 19 | 81 | NR |
| 17 | Ole Miss (48-17) | 15 | 19 | 15 | 18 | 15 | 82 | 4 |
| 18 | Vanderbilt (35-27) | 17 | 16 | 18 | 16 | 16 | 83 | NR |
| 19 | Clemson (47-16) | 19 | 17 | 20 | 19 | 18 | 93 | 5 |
| 20 | Georgia (39-21) | 21 | 20 | 19 | 20 | 20 | 100 | 7 |