Sweet Water is located in Marengo County in southwestern Alabama. It has a mayor-council form of government.
History

Demographics
According to 2020 Census estimates, Sweet Water recorded a population of 213. Of that number, 94.8 percent of respondents identified themselves as white and 5.2 percent as African American. The town's median household income was $55,417, and the per capita income was $21,697.
Employment
According to 2020 Census estimates, the workforce in Sweet Water was divided among the following industrial categories:
- Manufacturing (16.1 percent)
- Retail trade (16.1 percent)
- Construction (14.5 percent)
- Educational services and health care and social assistance (12.9 percent)
- Agriculture, forestry, fishing and hunting, and extraction (9.7 percent)
- Other services, except public administration (9.7 percent)
- Finance and insurance, and real estate and rental and leasing (8.1 percent)
- Arts, entertainment, and recreation, and accommodation and food services (4.8 percent)
- Public administration (3.2 percent)
- Information (1.6 percent)
- Professional, scientific, and management, and administrative and waste management services (1.6 percent)
- Wholesale trade (1.6 percent)
Education
The Marengo County School District oversees one K-12 school in Sweet Water.
Transportation
Sweet Water is bisected north-south by County Road 7 and east-west by State Route 10.