Mercer is located in Tennessee. Mercer, Tennessee 38392has a population of 93. Mercer 38392 is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 27%.
The median household income in Mercer, Tennessee 38392 is $51,759. The median household income for the surrounding county is $50,087 compared to the national median of $66,222. The median age of people living in Mercer 38392 is 44.3 years.
The average high temperature in July is 90.8 degrees, with an average low temperature in January of 28.7 degrees. The annual precipitation is 54.78.