Duluth is a city located in Gwinnett County Georgia. With a 2020 population of 29,809, it is the 39th largest city in Georgia and the 1296th largest city in the United States . Duluth is currently growing at a rate of 0.34% annually and its population has increased by 12.06% since the most recent census, which recorded a population of 26,600 in 2010. Duluth reached it's highest population of in . Spanning over 10 miles, Duluth has a population density of 2,917 people per square mile.
The average household income in Duluth is $83,420 with a poverty rate of 11.67%. The median rental costs in recent years comes to $1,366 per month, and the median house value is $229,600. The median age in Duluth is 39 years, 35.9 years for males, and 41 years for females.