Williston, SC Profile: Facts, Map & Data


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Williston, South Carolina - Basic Facts

The Town of Williston had a population of 3,202 as of July 1, 2016.

The primary coordinate point for Williston is located at latitude 33.4017 and longitude -81.4219 in Barnwell County. The formal boundaries for the Town of Williston (see map below) encompass a land area of 8.95 sq. miles and a water area of 0.06 sq. miles. Barnwell County is in the Eastern time zone (GMT -5). The elevation is 354 feet.

The Town of Williston (GNIS ID: 2406891) 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 Williston is located within Williston Division of Barnwell County.

Beneath the boundary map are tables with Williston 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 Williston, SC Boundary Map

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Boundary Maps: Williston Division | Barnwell County | South Carolina Counties

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


Total Population 3,202
Population in Households 3,166
Population in Familes 2,568
Population in Group Qrtrs 36
Population Density1 358
Diversity Index2 55


Total Households 1,361
Average Household Size 2.33
Family Households 882
Average Family Size 3


Total Housing Units 1,512 (100%)
Owner Occupied HU 881 (58.3%)
Renter Occupied HU 480 (31.7%)
Vacant Housing Units 151 ( 10.0%)
Median Home Value $79,607
Average Home Value $94,133


Median Household Income $37,733
Average Household Income $47,595
Per Capita Income $20,171
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.32% -0.13%
Households 0.64% 0.07%
Families 1.21% -0.07%
Median Household Income   1.1%
Per Capita Income   1.76%
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.

Williston, SC - Peer Comparisons by Rank and Percentile

The table below compares Williston 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 # 130 67th
Population Density1 # 269 32nd
Diversity Index2 # 122 69th
Median Household Income # 196 51st
Per Capita Income # 189 53rd

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

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