Buchanan is a city located in Haralson County Georgia. It is also the county seat of Haralson County. With a 2020 population of 1,182, it is the 294th largest city in Georgia and the 9652nd largest city in the United States . Buchanan is currently growing at a rate of 0.25% annually and its population has increased by 7.07% since the most recent census, which recorded a population of 1,104 in 2010. Buchanan reached it's highest population of in . Spanning over 2 miles, Buchanan has a population density of 794 people per square mile.
The average household income in Buchanan is $43,897 with a poverty rate of 33.05%. The median rental costs in recent years comes to $632 per month, and the median house value is $127,100. The median age in Buchanan is 34.8 years, 37.8 years for males, and 30.4 years for females.