| Ainja Landscape Conservation Area | |
| Map: | Estonia |
| Relief: | yes |
| Location: | Estonia |
| Area: | 112 ha |
| Established: | 1964 (2019) |
Ainja Landscape Conservation Area is a nature park situated in Viljandi County, Estonia.[1]
Its area is 112 ha.[2]
The protected area was designated in 1964 to protect Ainja Sinejärv and its surrounding areas. In 2019, the protected area was redesigned to the landscape conservation area.[2]