| Avon Park Formation | |
|---|---|
| Stratigraphic range: Eocene | |
 Packstone from a dredge pile by the Cross Florida Barge Canal | |
| Type | Geological formation |
| Sub-units | None |
| Underlies | Ocala Limestone (in part) |
| Lithology | |
| Primary | Grainstone, packstone, wackestone |
| Other | Mudstone |
| Location | |
| Region | Central Florida |
| Country |  United States |
| Extent | Citrus and Levy County |
| Type section | |
| Named for | Avon Park, Florida |
| Named by | Applin & Applin 1944 |
The Avon Park Formation is a Middle Eocene geologic formation and is the oldest exposed sediments in Florida, United States.