Guntersville is a city located in Marshall County Alabama. It is also the county seat of Marshall County. With a 2020 population of 8,685, it is the 75th largest city in Alabama and the 3406th largest city in the United States . Guntersville is currently growing at a rate of 0.66% annually and its population has increased by 5.95% since the most recent census, which recorded a population of 8,197 in 2010. Guntersville reached it's highest population of 8,685 in 2021. Spanning over 43 miles, Guntersville has a population density of 339 people per square mile.
The average household income in Guntersville is $66,387 with a poverty rate of 20.47%. The median rental costs in recent years comes to $617 per month, and the median house value is $191,700. The median age in Guntersville is 42 years, 39.7 years for males, and 44.1 years for females.