| 2018-19 School Grades | |||||||||
| School Name | Percent Tested | Grade 2019 | Grade 2018 | Charter School | Title I | Alternative/ESE Center School | School Type | Percent of Minority Students | Percent of Economically Disadvantaged Students |
| CORAL SHORES HIGH SCHOOL | 99 | A | A | NO | NO | N | 03 | 40.8 | 43.3 |
| KEY WEST HIGH SCHOOL | 98 | A | A | NO | NO | N | 03 | 53.2 | 40.7 |
| HORACE O’BRYANT SCHOOL | 100 | B | B | NO | YES | N | 04 | 75.9 | 68.4 |
| MARATHON SCHOOL | 99 | B | B | NO | NO | N | 04 | 59.7 | 59.9 |
| POINCIANA ELEMENTARY SCHOOL | 100 | A | B | NO | YES | N | 01 | 65.4 | 59.7 |
| SUGARLOAF SCHOOL | 100 | A | A | NO | NO | N | 04 | 32.5 | 39.3 |
| STANLEY SWITLIK ELEMENTARY SCHOOL | 100 | B | A | NO | YES | N | 01 | 60.5 | 68.2 |
| KEY LARGO SCHOOL | 100 | B | B | NO | YES | N | 04 | 60.7 | 69.6 |
| GERALD ADAMS ELEMENTARY SCHOOL | 99 | B | C | NO | YES | N | 01 | 80.6 | 75.7 |
| PLANTATION KEY SCHOOL | 99 | A | A | NO | NO | N | 04 | 34.7 | 39.4 |
| SIGSBEE CHARTER SCHOOL | 100 | A | A | YES | NO | N | 04 | 38.2 | 5.3 |
| MAY SANDS MONTESSORI SCHOOL | I | A | YES | NO | N | 04 | 26.4 | 21.8 | |
| TREASURE VILLAGE MONTESSORI CHARTER SCHOOL | 99 | A | A | YES | NO | N | 04 | 26.5 | 17.6 |
| OCEAN STUDIES CHARTER | 100 | A | C | YES | NO | N | 01 | 33 | 6.9 |
| KEY WEST COLLEGIATE SCHOOL | 100 | B | C | YES | NO | N | 03 | 50 | 43.9 |
| BIG PINE ACADEMY | 96 | A | A | YES | YES | N | 01 | 23.9 | 32.6 |
