| Campolongo sul Brenta | |
| Official Name: | Comune di Campolongo sul Brenta |
| Coordinates: | 45.8333°N 53°W |
| Province: | (VI) |
| Mayor: | Mauro Illesi |
| Area Total Km2: | 9.65 |
| Population Footnotes: | [1] |
| Population Total: | 794 |
| Population As Of: | 30 June 2017 |
| Population Demonym: | Campolonghesi |
| Elevation M: | 141 |
| Postal Code: | 36020 |
| Area Code: | 0424 |
Campolongo sul Brenta is a town and comune in the province of Vicenza, Veneto, northern Italy. It is west of SS47 state road.