Gilliam is located in Louisiana. Gilliam, Louisiana has a population of 111. Gilliam is less family-centric than the surrounding county with 13% households with children. The county percentage for households with children is 25%.
The median household income in Gilliam, Louisiana is $47,272. The median household income for the surrounding county is $43,709 compared to the national median of $66,222. The median age of people living in Gilliam is 49.3 years.
The average high temperature in July is 93.1 degrees, with an average low temperature in January of 31.4 degrees. The annual precipitation is 49.24.