Sulphur Springs is a city located in Henry County Indiana. With a 2020 population of 367, it is the 450th largest city in Indiana and the 14592nd largest city in the United States . Sulphur Springs is currently declining at a rate of -0.54% annually and its population has decreased by -8.02% since the most recent census, which recorded a population of 399 in 2010. Sulphur Springs reached it's highest population of 386 in 2010. Spanning over 1 miles, Sulphur Springs has a population density of 521 people per square mile.
The average household income in Sulphur Springs is $49,545 with a poverty rate of 16.62%. The median rental costs in recent years comes to $682 per month, and the median house value is $88,300. The median age in Sulphur Springs is 33.5 years, 25.8 years for males, and 43.7 years for females.