| Koonu | |
|---|---|
| Village | |
|
Ruins of Koonu windmill
|
|
| Country |
|
| County | Lääne-Viru County |
| Parish | Väike-Maarja Parish |
| Time zone | EET (UTC+2) |
| • Summer (DST) | EEST (UTC+3) |
Koonu is a village in Väike-Maarja Parish, Lääne-Viru County, in northeastern Estonia.
Coordinates: 59°09′N 26°16′E / 59.150°N 26.267°E