| Type: | town |
| Koorlong | |
| State: | vic |
| Lga: | Rural City of Mildura |
| Postcode: | 3501 |
| Use Lga Map: | yes |
| Coordinates: | -34.2833°N 147°W |
| Pop: | 397 |
| Region: | Sunraysia |
| Stategov: | Mildura |
| Fedgov: | Mallee |
| Dist1: | 15 |
| Dist2: | 539 |
| Location2: | Melbourne |
| Dist3: | 53 |
| Location3: | Werrimull[1] |
| Near-Nw: | Merbein South |
| Near-N: | Birdwoodton |
| Near-Ne: | Mildura |
| Near-W: | Merrinee |
| Near-E: | Irymple, Cardross |
| Near-Sw: | Merrinee |
| Near-S: | Carwarp |
| Near-Se: | Red Cliffs |
Koorlong is a locality in Victoria, Australia located approximately 15 km south west of Mildura.
Located in Koorlong is the 1/8-mile Sunset Strip dragstrip, the Jambaroo Park motorcycle sports complex and the Koorlong Primary School. The Post Office opened on 1 January 1912 and continues to operate alongside Koorlong Store.
On 21 January 1943, two RAAF Wirraway trainers collided over the town.[2] 3 crew members were killed, with only the instructor of one aircraft surviving.