| School Name | Grades | Address | Zip | Phone | County | Type | District Name |
| Central Elementary School | 5-6 | 15781 Hwy 163 Harrisburg, AR | 72432 | (870) 578-5401 | Poinsett | public | Trumann School District |
| Harrisburg Elementary School | K-4 | 1003 South Illinois Harrisburg, AR | 72432 | (870) 578-2410 | Poinsett | public | Harrisburg School District |
| Harrisburg High School | 9-12 | 501 West South St Harrisburg, AR | 72432 | (870) 578-2417 | Poinsett | public | Harrisburg School District |
| Harrisburg Middle School | 5-8 | 401 West South St Harrisburg, AR | 72432 | (870) 578-2410 | Poinsett | public | Harrisburg School District |