| Country: | EST |
| Type: | National |
| Route: | 9 |
| Map Custom: | yes |
| Length Km: | 80 |
| Junction: | Risti Saunja Haapsalu |
| Terminus B: | Rohuküla |
| Counties: | |
| Previous Type: | National |
| Previous Route: | 8 |
| Next Type: | National |
| Next Route: | 10 |
National Road 9 (also known as Ääsmäe-Haapsalu-Rohuküla maantee; Ääsmäe-Haapsalu-Rohuküla highway) begins from Ääsmäe at the Ääsmäe interchange of the T4. The highway ends at Rohuküla port.
The total length of the road is 80.7 km.