KCSE 2022-2023 Ranking of Best 100 Schools in Busia County (Final Official Update)
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade |
| 50 | Butula Boys | WESTERN | Busia | 9.287 | B{plain} |
| 130 | BUSIADA GIRLS | WESTERN | Busia | 8.247 | B-{minus) |
| 207 | KOLANYA BOYS | WESTERN | Busia | 7.3806 | C+{plus} |
| 212 | KOLANYA GIRLS | WESTERN | Busia | 7.3247 | C+{plus} |
| 213 | BUKHALALIRE | WESTERN | Busia | 7.3125 | C+{plus} |
| 227 | SIGALAME BOYS | WESTERN | Busia | 7.192 | C+{plus} |
| 228 | ST ANNES BUNYALA | WESTERN | Busia | 7.1915 | C+{plus} |
| 259 | NANGINA GIRLS | WESTERN | Busia | 6.5054 | C+{plus} |
| 273 | MUNDIKA BOYS | WESTERN | Busia | 6.208 | C (plain) |
| 278 | KWHILARE | WESTERN | Busia | 6.087 | C (plain) |
| 284 | ST MONICA CHAKOL | WESTERN | Busia | 5.927 | C (plain) |
| 287 | ST JOSEPH KOCHOLIA | WESTERN | Busia | 5.86 | C (plain) |
| 291 | BUDALANGI SECONDARY | WESTERN | Busia | 5.72 | C (plain) |
| 296 | ST MARY’S AMUKURA | WESTERN | Busia | 5.635 | C (plain) |