| Capital: | Laporte |
|---|---|
| Origen y Formación del condado: | Parts of Lycoming County; attached to Lycoming until 1848. |
| Población: | 6,428 habitantes |
| Área: | 452 sq mi |
| Localización del condado dentro de Pennsylvania: |
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Localidades en Sullivan, Pennsylvania
- Cherry Township Sullivan County
- Colley Township
- Davidson Township
- Dushore
- Eagles Mere
- Elkland Township
- Forksville
- Forks Township Sullivan County
- Fox Township Sullivan County
- Hillsgrove Township
- Laporte
- Laporte Township
- Lopez
- Mildred
- Muncy Valley
- Shrewsbury Township Sullivan County
- Shunk