Olar is a city located in South Carolina. With a 2020 population of 223, it is the 229th largest city in South Carolina and the 16341st largest city in the United States. Olar is currently declining at a rate of -1.33% annually and its population has decreased by -13.23% since the most recent census, which recorded a population of 257 in 2010. Olar reached it's highest population of 257 in 2010. Spanning over 1 miles, Olar has a population density of 284 people per square mile.
The average household income in Olar is $38,507 with a poverty rate of 15.85%. The median rental costs in recent years comes to $563 per month, and the median house value is -. The median age in Olar is 56.1 years, 58.3 years for males, and 56 years for females. For every 100 females there are 84.8 males.