| Jerka | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Type2: | County |
| Subdivision Name2: | Kościan |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Krzywiń |
| Coordinates: | 51.9992°N 16.8517°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | right |
| Population Total: | 1414 |
Jerka is a village in the administrative district of Gmina Krzywiń, within Kościan County, Greater Poland Voivodeship, in west-central Poland.[1] It lies approximately 5km (03miles) north-east of Krzywiń, 170NaN0 south-east of Kościan, and 450NaN0 south of the regional capital Poznań.