Portia is a town located in Lawrence County, in the state of Arkansas (AR), United States. Nestled in the West South Central division of the South region, it covers an area of 1.3 square miles (3.0 km²) and sits at an elevation of 261 ft. With a population of approximately 483 residents, Portia offers a peaceful, rural atmosphere.
The town's population is composed of about 45.34% males and 54.66% females, and it has a population density of 374.42 people per square mile (144.56/km²). Portia lies at a latitude of 36.09 and a longitude of -91.07, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (23.2%), followed by English (3.5%), German (6.2%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 72457.