Busia County produced the second top student nationally in the 2019 KCPE exams. In the top 100 category, nationally, the county produced only one candidate. The best candidate in the County, ONYANGO FLAVIAN, scored 439 marks out of a possible 500.
Here are the Busia County top candidates and their schools in the 2019 KCPE exams:
| INDEXNO | NAME | GE | ENG | KIS | KSL | MAT | SCI | SSR | TOT | School_code | School_Name |
| 35620209001 | ONYANGO FLAVIAN | F | 92A | 97A | = = | 85A | 77A- | 88A | 439 | 35620209 | CHAKOL GIRLS |
| 35601233002 | MAKOKHA MAXWELL OCHIENO | M | 90A | 95A | = = | 85A | 74B+ | 86A | 430 | 35601233 | BUSIA EBENEZER ACADEMY |
| 35620211001 | OMONDI BRIAN | M | 83A | 92A | = = | 85A | 82A | 84A | 426 | 35620211 | OJAAMONG |
| 35601201001 | WESONGA BONIFACE ODHIAMBO | M | 84A | 91A | = = | 85A | 80A | 86A | 426 | 35601201 | ALUNG’OLI |
| 35623164779 | CHURCHILL BEN | M | 90A | 97A | = = | 81A | 76A- | 81A | 425 | 35623164 | SUNRISE JNR ACAD |
| 35601107013 | OUMA EUNICE AWINO | F | 88A | 87A | = = | 81A | 82A | 86A | 424 | 35601107 | ST THERESA’S GIRLS |
| 35629136008 | ORENGO VICTOR OMARI | M | 91A | 92A | = = | 85A | 76A- | 79A- | 423 | 35629136 | ST JAMES MODEL ACADEMY |
| 35623135001 | MWAMBA ODHIAMBO SHELTON | M | 83A | 91A | = = | 85A | 76A- | 87A | 422 | 35623135 | EMAGOMBE |
| 35609120001 | RODRICK HEDRINE OGUTU | M | 86A | 92A | = = | 81A | 79A- | 84A | 422 | 35609120 | NAMBOBOTO BOYS |
| 35629108005 | LUMUMBA PATIENCE AWINO | F | 84A | 94A | = = | 81A | 79A- | 82A | 420 | 35629108 | MALANGA A.C.K. |
| 35620225001 | DAISY NCHOBERI BOSIRE | F | 84A | 97A | = = | 85A | 76A- | 77A- | 419 | 35620225 | VICTORY JUNIOR ACADEMY |
| 35606226002 | AMODOI NATASHA ASWATA | F | 87A | 89A | = = | 83A | 79A- | 81A | 419 | 35606226 | ISEGERE TOTO SCHOOL |
| 35601107023 | GLORIA PEACE JEMIMAH | F | 93A | 86A | = = | 79A- | 77A- | 84A | 419 | 35601107 | ST THERESA’S GIRLS |