| Prison Name: | Port Lincoln Prison |
| Pushpin Map: | South Australia |
| Pushpin Map Caption: | Location in South Australia |
| Pushpin Label: | Port Lincoln Prison |
| Location: | Pound Lane, Duck Ponds, South Australia[1] |
| Coordinates: | -34.7046°N 135.7975°W |
| Status: | Operational |
| Classification: | Low to medium security |
| Capacity: | 90 [2] |
| Opened: | 1966 [3] |
| Managed By: | Department for Correctional Services |
Port Lincoln Prison is an Australian prison on the Eyre Peninsula located in Duck Ponds, South Australia about west of the state capital of Adelaide and about north-west of the regional city of Port Lincoln.[2] It was opened in 1966.
Sheep and cattle are raised at the prison providing work for low security prisoners involved in running an agricultural business. It has a capacity of 90 prisoners.