Williston, SC Profile: Facts, Map & Data


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Williston, South Carolina - Basic Facts

The Town of Williston had a population of 3,099 as of July 1, 2017.

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, 2017.

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, 2017)


Total Population 3,099
Daytime Population: Workers 1,046
Daytime Population: Residents 2,011
Total Daytime Population (TDP) 3,057
Ratio TDP/Total Population1 0.99
Population in Households 3,063
Population in Familes 2,481
Population in Group Qrtrs 36
Population Density2 346
Diversity Index3 55


Median Household Income $37,603
Average Household Income $48,352
Per Capita Income $20,249


Total Housing Units 1,500 (100%)
Owner Occupied HU 863 (57.5%)
Renter Occupied HU 440 (29.3%)
Vacant Housing Units 197 (13.1%)
Median Home Value $83,514
Average Home Value $96,781


Total Households 1,303
Average Household Size 2.35
Family Households 844
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 -0.18% -0.65%
Households -0.05% -0.54%
Families 0.43% -0.7%
Median Household Income   1.57%
Per Capita Income   2.19%

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, 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 # 136 66th
Population Density # 273 31st
Diversity Index # 129 67th
Median Household Income # 220 45th
Per Capita Income # 209 47th

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

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