About Mount Juliet, TNMount Juliet is located in Tennessee. Mount Juliet, Tennessee has a population of 34,224. Mount Juliet is more family-centric than the surrounding county with 40% households with children. The county percentage for households with children is 33%. The median household income in Mount Juliet, Tennessee is $81,863. The median household income for the surrounding county is $71,574 compared to the national median of $61,963. The median age of people living in Mount Juliet is 40.4 years. Mount Juliet WeatherThe average high temperature in July is 89.24 degrees, with an average low temperature in January of 26.57 degrees. The annual precipitation is 50.48. Mount Juliet MapMount Juliet real estate officesReal estate near Mount JulietNearby CitiesNearby Cities Homes for Sale |