Vienna is a city located in Louisiana. With a 2020 population of 377, it is the 241st largest city in Louisiana and the 14487th largest city in the United States. Vienna is currently declining at a rate of -0.26% annually and its population has decreased by -2.33% since the most recent census, which recorded a population of 386 in 2010. Vienna reached it's highest population of 387 in 2011. Spanning over 3 miles, Vienna has a population density of 109 people per square mile.
The average household income in Vienna is $93,115 with a poverty rate of 9.48%. The median rental costs in recent years comes to $725 per month, and the median house value is $259,200. The median age in Vienna is 37.7 years, 38 years for males, and 37.1 years for females. For every 100 females there are 107.0 males.