Gettysburg is a city located in South Dakota. With a 2020 population of 1,080, it is the 59th largest city in South Dakota and the 10003rd largest city in the United States. Gettysburg is currently declining at a rate of -1.73% annually and its population has decreased by -7.06% since the most recent census, which recorded a population of 1,162 in 2010. Gettysburg reached it's highest population of 1,195 in 2011. Spanning over 2 miles, Gettysburg has a population density of 562 people per square mile.
The average household income in Gettysburg is $70,195 with a poverty rate of 4.73%. The median rental costs in recent years comes to $656 per month, and the median house value is $91,500. The median age in Gettysburg is 37.9 years, 34.1 years for males, and 47.9 years for females. For every 100 females there are 111.8 males.