| Business | Phone |
| Daystar Christian Academy 8406 Fm 471 S, Castroville 78009 | (830) 931-0655 |
| Medina Even Start Program 1000 Madrid St, Castroville 78009 | (830) 931-0546 |
| Medina Valley Early Childhood 1000 Houston St, Castroville 78009 | (830) 931-0054 |
| Medina Valley Early Childhood 1000 Madrid St, Castroville 78009 | (830) 931-2117 |
| Medina Valley High School 8395 Fm 471 S, Castroville 78009 | (830) 931-2514 |
| Medina Valley School Dist Adm 8449 Fm 471 S, Castroville 78009 | (830) 931-2867 |
| St Louis Catholic School 610 Madrid St, Castroville 78009 | (830) 931-3544 |