Greencastle High School
| Name | Greencastle High School |
| Grades | Class 09 to Class 12 |
| Address | 910 E Washington St |
| City | Greencastle |
| School District | Greencastle Community School Corp |
| County | Putnam County |
| Zipcode | 46135 |
| Phone No. | (765)653-9711 |
| State | Indiana |
| Town | Distant |
| Students | 484 |
| Teachers | 29 |
| Student Teacher Ratio | 16 students per teacher |
| Charter School | No |
| Magnet School | No |
Greencastle High School is located at 910 E Washington St in Greencastle city of Putnam County county in Indiana. This school comes under Greencastle Community School Corp. You can call them at (765)653-9711 for more details. This is not a magnet school. Total four hundred eighty four students from class 09 to class 12 study in this school who are taught by twenty nine teachers. This is not a charter school. The student teacher ratio of this school is 16.