Union is a town located in Greene County, in the state of Alabama (AL), United States. Nestled in the East South Central division of the South region, it covers an area of 0.8 square miles (2.0 km²) and sits at an elevation of N/A. With a population of approximately 227 residents, Union offers a peaceful, rural atmosphere.
The town's population is composed of about 51.54% males and 48.46% females, and it has a population density of 283.75 people per square mile (109.56/km²). Union lies at a latitude of 32.99 and a longitude of -87.91, operating in the UTC-6.