Goodlettsville is a city located in Davidson County Tennessee. With a 2020 population of 16,676, it is the 35th largest city in Tennessee and the 2159th largest city in the United States . Goodlettsville is currently declining at a rate of -0.36% annually but its population has increased by 4.74% since the most recent census, which recorded a population of 15,921 in 2010. Goodlettsville reached it's highest population of in . Spanning over 14 miles, Goodlettsville has a population density of 1,165 people per square mile.
The average household income in Goodlettsville is $82,260 with a poverty rate of 10.79%. The median rental costs in recent years comes to $1,091 per month, and the median house value is $218,800. The median age in Goodlettsville is 40.4 years, 36.3 years for males, and 43.6 years for females.