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

Demographics
According to 2016 Census estimates, Sweet Water recorded a population of 332. Of that number, 96.4 percent of respondents identified themselves as white, and 3.6 percent as African American. The town's median household income was $65,625, and the per capita income was $28,857.
Employment
According to 2016 Census estimates, the workforce in Sweet Water was divided among the following industrial categories:
- Manufacturing (37.4 percent)
- Educational services and health care and social assistance (15.1 percent)
- Public administration (14.4 percent)
- Agriculture, forestry, fishing and hunting, and extraction (12.9 percent)
- Construction (6.5 percent)
- Transportation and warehousing, and utilities (5.0 percent)
- Arts, entertainment, and recreation, and accommodation and food services (3.6 percent)
- Other services, except public administration (1.4 percent)
- Retail trade (1.4 percent)
- Finance and insurance, and real estate and rental and leasing (0.7 percent)
- Information (0.7 percent)
- Wholesale trade (0.7 percent)
Education
The Marengo County School District oversees one K-12 school in Sweet Water.
Transportation
Sweet Wate is bisected north-south by County Road 7 and east-west by State Route 10.