Elko is a city located in South Carolina. With a 2020 population of 174, it is the 241st largest city in South Carolina and the 17085th largest city in the United States. Elko is currently declining at a rate of -1.69% annually and its population has decreased by -9.84% since the most recent census, which recorded a population of 193 in 2010. Elko reached it's highest population of 193 in 2010. Spanning over 1 miles, Elko has a population density of 166 people per square mile.
The average household income in Elko is $39,260 with a poverty rate of 18.13%. The median rental costs in recent years comes to $525 per month, and the median house value is $65,000. The median age in Elko is 46.4 years, 43.6 years for males, and 46.9 years for females. For every 100 females there are 87.6 males.