| Aar | |
|---|---|
&sq=&lang=&file=File:Aarbr%C3%BCcke_bei_Herborn-Seelbach.jpg) | |
&sq=&lang=&file=File:Relief_Map_of_Germany.svg)  Mouth | |
| Location | |
| Country | Germany |
| State | Hesse |
| Physical characteristics | |
| Mouth | |
• location | Dill |
• coordinates | 50°41′52″N 8°18′28″E / 50.6977°N 8.3079°E |
| Length | 20.6 km (12.8 mi) |
| Basin features | |
| Progression | Dill→ Lahn→ Rhine→ North Sea |
Aar is a river of Hesse, Germany. It flows for 20.6 kilometres (12.8 mi) into the Dill near Herborn.[1]