| Pierrepont-sur-Avre | |
| Arrondissement: | Montdidier |
| Canton: | Moreuil |
| Insee: | 80625 |
| Postal Code: | 80500 |
| Commune: | Trois-Rivières |
| Coordinates: | 49.7131°N 2.5431°W |
| Elevation M: | 50 |
| Elevation Min M: | 42 |
| Elevation Max M: | 110 |
| Area Km2: | 4.3 |
| Population: | 666 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Pierrepont-sur-Avre (in French pronounced as /pjɛʁpɔ̃ syʁ avʁ/, literally Pierrepont on Avre) is a former commune in the Somme department in Hauts-de-France in northern France. On 1 January 2019, it was merged into the new commune Trois-Rivières.[2]
The commune is situated on the D935 road, some 20miles southeast of Amiens, on the banks of the river Avre.