Mount Pleasant, SC Demographics

A map of Mount Pleasant's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	84,088	79,476	89.5%	87.5%
Multiracial	2,848	2,701	3.0%	3.0%
Hispanic	2,659	3,235	2.8%	3.6%
Black	2,553	2,984	2.7%	3.3%
Asian	1,495	2,012	1.6%	2.2%
Native American/Other	350	393	0.4%	0.4%

Mount Pleasant, South Carolina has an estimated population of 93,993, an increase from the 90,801 recorded in the 2020 Census. The population is 89.5% White, 3.0% Multiracial, 2.8% Hispanic, 2.7% Black, 1.6% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Mount Pleasant, with one dot drawn for each person counted by the Census, color-coded by race.

Mount Pleasant 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 Mount Pleasant, that probability was 23.0% in 2020 and 19.7% in the most recent ACS estimates.

Mount Pleasant is ranked the 4th 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). Mount Pleasant was ranked the 4th most populous place in the 2020 Census.

Mount Pleasant's White Population

84,088 residents of Mount Pleasant, or 89.5% of the population, identify as White. The share of White residents in Mount Pleasant is significantly higher than in South Carolina overall, where 61.9% of the population is White. Mount Pleasant ranks 51st statewide in terms of White residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's White population has grown by an estimated 5.8%. White residents' share of Mount Pleasant's population has increased from 87.5% to 89.5%.

Mount Pleasant is more White than neighboring Charleston (71.7% White), James Island (81.3% White), and Hanahan (69.8% White). Mount Pleasant is less White than neighboring Isle of Palms (98.9% White), and Sullivan's Island (96.5% White).

Mount Pleasant's Black Population

2,553 residents of Mount Pleasant, or 2.7% of the population, identify as Black. The share of Black residents in Mount Pleasant is significantly lower than in South Carolina overall, where 24.6% of the population is Black. Mount Pleasant ranks 427th statewide in terms of Black residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's Black population has declined by an estimated 14.4%. Black residents' share of Mount Pleasant's population has decreased from 3.3% to 2.7%.

Mount Pleasant is more Black than neighboring Isle of Palms (0% Black), and Sullivan's Island (0.4% Black). Mount Pleasant is less Black than neighboring Charleston (15.8% Black), James Island (12.7% Black), and Hanahan (10.4% Black).

Mount Pleasant's Asian Population

1,495 residents of Mount Pleasant, or 1.6% of the population, identify as Asian. The share of Asian residents in Mount Pleasant is comparable to the share in South Carolina overall, where 1.7% of the population is Asian. Mount Pleasant ranks 58th statewide in terms of Asian residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's Asian population has declined by an estimated 25.7%. Asian residents' share of Mount Pleasant's population has decreased from 2.2% to 1.6%.

Mount Pleasant is more Asian than neighboring Isle of Palms (0% Asian), Sullivan's Island (0% Asian), and James Island (0.6% Asian). Mount Pleasant is less Asian than neighboring Charleston (1.9% Asian), and Hanahan (4.3% Asian).

Mount Pleasant's Hispanic Population

2,659 residents of Mount Pleasant, or 2.8% of the population, identify as Hispanic. The share of Hispanic residents in Mount Pleasant is slightly lower than in South Carolina overall, where 7.4% of the population is Hispanic. Mount Pleasant ranks 239th statewide in terms of Hispanic residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's Hispanic population has declined by an estimated 17.8%. Hispanic residents' share of Mount Pleasant's population has decreased from 3.6% to 2.8%.

Mount Pleasant is more Hispanic than neighboring Isle of Palms (0.3% Hispanic), Sullivan's Island (2.6% Hispanic), and James Island (2.1% Hispanic). Mount Pleasant is less Hispanic than neighboring Charleston (6.1% Hispanic), and Hanahan (10.4% Hispanic).

Mount Pleasant's Native American/Other Population

350 residents of Mount Pleasant, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mount Pleasant is comparable to the share in South Carolina overall, where 0.7% of the population is Native American/Other. Mount Pleasant ranks 341st statewide in terms of Native American/Other residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's Native American/Other population has declined by an estimated 10.9%. Native American/Other residents' share of Mount Pleasant's population has remained roughly unchanged at 0.4%.

Mount Pleasant is more Native American/Other than neighboring Isle of Palms (0% Native American/Other), Sullivan's Island (0% Native American/Other), and James Island (0.1% Native American/Other). Mount Pleasant is less Native American/Other than neighboring Charleston (0.6% Native American/Other), and Hanahan (1.1% Native American/Other).

Mount Pleasant's Multiracial Population

2,848 residents of Mount Pleasant, or 3.0% of the population, identify as Multiracial. The share of Multiracial residents in Mount Pleasant is comparable to the share in South Carolina overall, where 3.7% of the population is Multiracial. Mount Pleasant ranks 306th statewide in terms of Multiracial residents as a share of the population, out of 475 places.

Since the 2020 Census, Mount Pleasant's Multiracial population has grown by an estimated 5.4%. Multiracial residents' share of Mount Pleasant's population has remained roughly unchanged at 3.0%.

Mount Pleasant is more Multiracial than neighboring Isle of Palms (0.8% Multiracial), and Sullivan's Island (0.5% Multiracial). Mount Pleasant is less Multiracial than neighboring Charleston (4% Multiracial), James Island (3.1% Multiracial), and Hanahan (4% 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.