Rockville, SC Profile: Facts, Map & Data


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Rockville, South Carolina - Basic Facts

The Town of Rockville had a population of 143 as of July 1, 2017.

The primary coordinate point for Rockville is located at latitude 32.6029 and longitude -80.1913 in Charleston County. The formal boundaries for the Town of Rockville (see map below) encompass a land area of 0.42 sq. miles and a water area of 0.09 sq. miles. Charleston County is in the Eastern time zone (GMT -5). The elevation is 10 feet.

The Town of Rockville (GNIS ID: 2407231) 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 Rockville is located within Wadmalaw Island Division of Charleston County.

Beneath the boundary map are tables with Rockville population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Town of Rockville, SC Boundary Map

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Boundary Maps: Wadmalaw Island Division | Charleston County | South Carolina Counties

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Rockville, SC Data & Demographics (As of July 1, 2017)


Total Population 143
Daytime Population: Workers 54
Daytime Population: Residents 86
Total Daytime Population (TDP) 140
Ratio TDP/Total Population1 0.98
Population in Households 143
Population in Familes 120
Population in Group Qrtrs 0
Population Density2 338
Diversity Index3 55


Median Household Income $50,524
Average Household Income $68,406
Per Capita Income $28,408


Total Housing Units 102 (100%)
Owner Occupied HU 59 (57.8%)
Renter Occupied HU 11 (10.8%)
Vacant Housing Units 32 (31.4%)
Median Home Value $320,000
Average Home Value $457,083


Total Households 70
Average Household Size 2.04
Family Households 48
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.9% 1.09%
Households 1.03% 0.84%
Families 0.29% 1.22%
Median Household Income   3.2%
Per Capita Income   3.66%

Rockville, SC - Peer Comparisons by Rank and Percentile

The table below compares Rockville to the other 396 incorporated cities, towns and CDPs in South Carolina by rank and percentile using July 1, 2017 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 # 366 8th
Population Density # 275 31st
Diversity Index # 133 67th
Median Household Income # 83 79th
Per Capita Income # 59 85th

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

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