Sylvia is a city located in Kansas. With a 2020 population of 202, it is the 410th largest city in Kansas and the 16670th largest city in the United States. Sylvia is currently declining at a rate of -0.98% annually and its population has decreased by -7.34% since the most recent census, which recorded a population of 218 in 2010. Sylvia reached it's highest population of 214 in 2010. Spanning over 0 miles, Sylvia has a population density of 698 people per square mile.
The average household income in Sylvia is $53,722 with a poverty rate of 5.28%. The median rental costs in recent years comes to - per month, and the median house value is $33,300. The median age in Sylvia is 30 years, 30.3 years for males, and 25.8 years for females. For every 100 females there are 103.3 males.