| Native name | mama |
|---|---|
| Country | Norway |
| Region | Southern Norway |
| County | Agder |
| District | Østre Agder |
| Municipality | Arendal, Froland |
| Time zone | CET (UTC+01:00) |
| Time zone (DST) | CEST (UTC+02:00) |
| Post Code | 4848 Arendal |
| Coordinates | 58.4779°N 8.6762°E |
| Elevation | 41 m |
Libru is a village in Agder county, Norway. The village is located on the border of the municipalities of Arendal and Froland. The village lies at the southern end of the lake Assævannet, about 4 kilometres (2.5 mi) southeast of Blakstad in Froland and about 6 kilometres (3.7 mi) from the town of Arendal. The village of Rise lies along the Arendalsbanen railway line, about 3 kilometres (1.9 mi) to the southwest of Libru.