| Fort Pierce Old Post Office | |
| Location: | 500 Orange Avenue Fort Pierce, Florida 34950 |
| Coordinates: | 27.4469°N -80.3275°W |
| Built: | 1935 |
| Architect: | Louis A. Simon |
| Architecture: | Mediterranean Revival, Spanish Colonial Revival |
| Added: | February 11, 2002 |
| Refnum: | 01000567 |
The Old Fort Pierce Post Office is a historic building in Fort Pierce, Florida. It was built in 1935 by the Works Progress Administration and designed by architect Louis A. Simon in the Mediterranean Revival Style. As a civic structure it provided the city with a place for chance meetings and neighborly interaction. It is located at 500 Orange Avenue. On February 11, 2002, it was added to the U.S. National Register of Historic Places.