St. Andrews is a city located in South Carolina. St. Andrews has a 2020 population of 21,494. St. Andrews is currently declining at a rate of 0.00% annually and its population has increased by 4.88% since the most recent census, which recorded a population of 20,493 in 2010. St. Andrews reached it's highest population of 22,272 in 2016.
The average household income in St. Andrews is $46,246 with a poverty rate of 19.89%. The median rental costs in recent years comes to $837 per month, and the median house value is $101,900. The median age in St. Andrews is 30.7 years, 28.8 years for males, and 31.9 years for females. For every 100 females there are 84.8 males.