Fairfax is a city located in South Carolina. With a 2020 population of 1,713, it is the 131st largest city in South Carolina and the 8204th largest city in the United States. Fairfax is currently declining at a rate of -0.06% annually and its population has decreased by -15.41% since the most recent census, which recorded a population of 2,025 in 2010. Fairfax reached it's highest population of 2,011 in 2010. Spanning over 3 miles, Fairfax has a population density of 517 people per square mile.
The average household income in Fairfax is $40,998 with a poverty rate of 26.45%. The median rental costs in recent years comes to $643 per month, and the median house value is $61,200. The median age in Fairfax is 40.4 years, 38.5 years for males, and 41.9 years for females. For every 100 females there are 92.2 males.