Istra River
| Istra | |
|---|---|
 Istra River in Istra | |
| Origin | Moscow Oblast |
| Mouth | Moskva River |
| Basin countries | Russia |
| Length | 113 km |
| Avg. discharge | 11,3 m³/s (average) |
| Basin area | 2 050 km² |
Istra (Russian: И́стра) is a river in Moscow Oblast, Russia.
It is a left tributary of the Moskva River. The town of Istra is located on it.
Coordinates: 55°44′31″N 37°08′27″E / 55.74194°N 37.14083°E