Population Of Lebanon Tn 2024. 34% of those households have one or more people under the age of 18 years. The current population of lebanon is 5,823,583 as of december 07, 2024, based on interpolation of the latest united nations data.

Quickfacts provides statistics for all states and counties. Lebanon city, tn 38,039 population 14,405 households 2.55 avg size household 39.5 median age $57,405 median household income 38,000 36,000 34,000 32,000 30,000 28,000 1 20/0.