Mount Pleasant, SC Profile: Facts, Map & Data


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Mount Pleasant, South Carolina - Basic Facts

The Town of Mount Pleasant is the 4th largest city in South Carolina with a population of 77,528 as of July 1, 2016. Mount Pleasant ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in South Carolina. See peer rankings below.

The primary coordinate point for Mount Pleasant is located at latitude 32.8501 and longitude -79.8299 in Charleston County. The formal boundaries for the Town of Mount Pleasant (see map below) encompass a land area of 45.13 sq. miles and a water area of 7.52 sq. miles. Charleston County is in the Eastern time zone (GMT -5). The elevation is 23 feet.

The Town of Mount Pleasant (GNIS ID: 2406211) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

South Carolina is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Mount Pleasant is located within Mount Pleasant Division of Charleston County.

Beneath the boundary map are tables with Mount Pleasant population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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Town of Mount Pleasant, SC Boundary Map

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Mount Pleasant, SC Data & Demographics (As of July 1, 2016)


Total Population 77,528
Population in Households 76,955
Population in Familes 61,479
Population in Group Qrtrs 573
Population Density1 1,718
Diversity Index2 24


Total Households 31,803
Average Household Size 2.42
Family Households 20,429
Average Family Size 3


Total Housing Units 34,905 (100%)
Owner Occupied HU 22,315 (63.9%)
Renter Occupied HU 9,488 (27.2%)
Vacant Housing Units 3,102 ( 8.9%)
Median Home Value $380,754
Average Home Value $463,994


Median Household Income $78,464
Average Household Income $105,519
Per Capita Income $43,382
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 2.16% 2.16%
Households 2.22% 2.19%
Families 2.0% 2.1%
Median Household Income   2.01%
Per Capita Income   1.77%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Mount Pleasant, SC - Peer Comparisons by Rank and Percentile

The table below compares Mount Pleasant to the other 396 incorporated cities, towns and CDPs in South Carolina by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 4 99th
Population Density1 # 40 90th
Diversity Index2 # 360 9th
Median Household Income # 11 97th
Per Capita Income # 12 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE South Carolina Census Data Comparison Tool.