| Frostproof Middle-Senior High School | |
| Campus: | Rural |
| Type: | Public school |
| Grades: | 6-12 |
| Principal: | Kyle Windham |
| Streetaddress: | 1000 N Palm Ave |
| City: | Frostproof |
| Zipcode: | 33843 |
| State: | Florida |
| Country: | U.S. |
| Students: | 1,150 (2022-23)[1] |
| Faculty: | 64.00 (FTE) |
| Ratio: | 17.97 |
| Athletics: | Florida High School Athletic Association |
| Colors: | Red white |
| Mascot: | Bulldog |
| Pushpin Map: | Florida#USA |
| Website: | http://schools.polk-fl.net/fmshs |
Frostproof Middle-High School or FMSHS is a combined middle school/high school located in Frostproof, Florida, serving the city of Frostproof and nearby areas.