| Official Name: | Bacabal |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -4.225°N -44.78°W |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | Region |
| Subdivision Name1: | Northeast |
| Subdivision Type2: | State |
| Subdivision Name2: | Maranhão |
| Subdivision Type3: | Mesoregion |
| Subdivision Type4: | Microregion |
| Subdivision Type5: | Metrop. region |
| Leader Title: | Mayor |
| Population Footnotes: | [1] |
| Population Total: | 104633 |
| Population As Of: | 2018 |
| Population Density Km2: | auto |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Area Code Type: | Area code |
Bacabal is a city in Maranhão, Brazil. It is located approximately 250 km south of the state capital São Luís. The city proper has a population of 104,633 (IBGE 2018 estimate).[2] It is the seat of the Roman Catholic Diocese of Bacabal.[3]
The municipality contains a small part of the Baixada Maranhense Environmental Protection Area, a sustainable use conservation unit created in 1991 that has been a Ramsar Site since 2000.