St. Andrews, SC Demographics

A map of St. Andrews's Population by Race

St. Andrews, South Carolina has an estimated population of 19,868, a decrease from the 20,675 recorded in the 2020 Census. The population is 68.5% Black, 22.2% White, 3.6% Hispanic, 3.3% Multiracial, 2.2% Asian, and 0.2% Native American/Other. This demographic dot map shows the population of St. Andrews, with one dot drawn for each person counted by the Census, color-coded by race.

St. Andrews has become less racially diverse since the 2020 Census. It is considerably less diverse than South Carolina overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In St. Andrews, that probability was 52.4% in 2020 and 47.9% in the most recent ACS estimates.

St. Andrews is ranked the 31st most populous place in South Carolina, out of 475 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). St. Andrews was ranked the 30th most populous place in the 2020 Census.

St. Andrews's White Population

4,405 residents of St. Andrews, or 22.2% of the population, identify as White. The share of White residents in St. Andrews is significantly lower than in South Carolina overall, where 61.9% of the population is White. St. Andrews ranks 431st statewide in terms of White residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's White population has declined by an estimated 8.2%. White residents' share of St. Andrews's population has decreased from 23.2% to 22.2%.

St. Andrews is less White than neighboring Seven Oaks (57.7% White), West Columbia (63.5% White), Oak Grove (67.4% White), Springdale (61.4% White), and Olympia (66.2% White).

St. Andrews's Black Population

13,600 residents of St. Andrews, or 68.5% of the population, identify as Black. The share of Black residents in St. Andrews is significantly higher than in South Carolina overall, where 24.6% of the population is Black. St. Andrews ranks 62nd statewide in terms of Black residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's Black population has grown by an estimated 1.9%. Black residents' share of St. Andrews's population has increased from 64.6% to 68.5%.

St. Andrews is more Black than neighboring Seven Oaks (31.8% Black), West Columbia (16.1% Black), Oak Grove (15.6% Black), Springdale (22.9% Black), and Olympia (1.4% Black).

St. Andrews's Asian Population

447 residents of St. Andrews, or 2.2% of the population, identify as Asian. The share of Asian residents in St. Andrews is comparable to the share in South Carolina overall, where 1.7% of the population is Asian. St. Andrews ranks 33rd statewide in terms of Asian residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's Asian population has declined by an estimated 24.0%. Asian residents' share of St. Andrews's population has decreased from 2.8% to 2.2%.

St. Andrews is more Asian than neighboring Seven Oaks (1.8% Asian), Oak Grove (1.5% Asian), and Olympia (0% Asian). St. Andrews is less Asian than neighboring West Columbia (4.3% Asian), and Springdale (3.1% Asian).

St. Andrews's Hispanic Population

720 residents of St. Andrews, or 3.6% of the population, identify as Hispanic. The share of Hispanic residents in St. Andrews is slightly lower than in South Carolina overall, where 7.4% of the population is Hispanic. St. Andrews ranks 194th statewide in terms of Hispanic residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's Hispanic population has declined by an estimated 26.4%. Hispanic residents' share of St. Andrews's population has decreased from 4.7% to 3.6%.

St. Andrews is less Hispanic than neighboring Seven Oaks (4.9% Hispanic), West Columbia (12.4% Hispanic), Oak Grove (12.9% Hispanic), Springdale (5.2% Hispanic), and Olympia (22.7% Hispanic).

St. Andrews's Native American/Other Population

42 residents of St. Andrews, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in St. Andrews is comparable to the share in South Carolina overall, where 0.7% of the population is Native American/Other. St. Andrews ranks 205th statewide in terms of Native American/Other residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's Native American/Other population has declined by an estimated 72.5%. Native American/Other residents' share of St. Andrews's population has remained roughly unchanged at 0.2%.

St. Andrews is less Native American/Other than neighboring Seven Oaks (1.7% Native American/Other), Oak Grove (0.4% Native American/Other), Springdale (1.8% Native American/Other), and Olympia (3% Native American/Other).

St. Andrews's Multiracial Population

654 residents of St. Andrews, or 3.3% of the population, identify as Multiracial. The share of Multiracial residents in St. Andrews is comparable to the share in South Carolina overall, where 3.7% of the population is Multiracial. St. Andrews ranks 185th statewide in terms of Multiracial residents as a share of the population, out of 475 places.

Since the 2020 Census, St. Andrews's Multiracial population has declined by an estimated 19.0%. Multiracial residents' share of St. Andrews's population has decreased from 3.9% to 3.3%.

St. Andrews is more Multiracial than neighboring Seven Oaks (2.2% Multiracial), and Oak Grove (2.2% Multiracial). St. Andrews is less Multiracial than neighboring West Columbia (3.6% Multiracial), Springdale (5.6% Multiracial), and Olympia (6.7% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.