Southern Colleges for a 645 on the SAT
With a 645 SAT, you are competitive at 165 four-year colleges in the South (2 target, 35 reach, 128 safety). Your score is roughly equivalent to a 10 ACT.
Colleges in the South for a 645 SAT
Target Schools (Competitive Chance of Admission)
Target schools have middle 50% ranges that include 645 - your score fits squarely in the admitted pool.
Reach Schools (Lower Admission Chance)
Reach schools typically enroll students with higher average SAT scores; admission is possible but more competitive.
Safety Schools (Very High Chance of Admission)
Safety schools have average SAT scores well below 645; you have a very high chance of acceptance.
View the full list of colleges that accept a 645 SAT in the South
645 SAT to ACT Equivalent Conversion
Colleges use concordance tables to compare SAT and ACT scores. The following table shows the 645 SAT to ACT equivalent and nearby scores for context. These conversions are approximate.
| SAT Score | ACT Equivalent |
|---|---|
| 600 | 9 |
| 620 | 10 |
| 640 | 10 |
| 660 | 11 |
| 680 | 11 |
| 700 | 12 |
Individual colleges may interpret scores slightly differently, so treat concordance as a guide rather than an exact rule.
Published: August 19, 2026