Johnston, SC Profile: Facts & Data


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Johnston, South Carolina - Basic Facts

The Town of Johnston had a population of 2,260 as of July 1, 2018. Johnston ranks in the upper 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 Johnston is located at latitude 33.8334 and longitude -81.8048 in Edgefield County. The formal boundaries for the Town of Johnston (see map below) encompass a land area of 2.65 sq. miles and a water area of 0.09 sq. miles. Edgefield County is in the Eastern time zone (GMT -5). The elevation is 663 feet.

The Town of Johnston (GNIS ID: 2405917) 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 Johnston is located within Johnston Division of Edgefield County.

Alternate Unofficial Names for Johnston: Johnson, Lotts.

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  1. Johnston 2018 Demographic Data
  2. Growth Rates for Johnston (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. South Carolina Research Tools (Easy Tools & Current Data)
  3. South Carolina Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Johnston, SC Data & Demographics (As of July 1, 2018)


Total Population 2,260
Population in Households 2,198
Population in Familes 1,783
Population in Group Qrtrs 62
Population Density2 854
Diversity Index3 63


Median Household Income $32,437
Average Household Income $45,362
Per Capita Income $18,010


Total Housing Units 1,076 (100%)
Owner Occupied HU 521 (48.4%)
Renter Occupied HU 395 (36.7%)
Vacant Housing Units 160 (14.9%)
Median Home Value $92,298
Average Home Value $125,816


Total Households 916
Average Household Size 2.4
Family Households 599
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population -0.53% -0.23%
Households -0.49% -0.18%
Families -0.57% -0.34%
Median Household Income   3.39%
Per Capita Income   3.02%

Johnston, SC - Peer Comparisons by Rank and Percentile

The table below compares Johnston to the other 396 incorporated cities, towns and CDPs in South Carolina by rank and percentile using July 1, 2018 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 # 173 57th
Population Density # 156 61st
Diversity Index # 35 91st
Median Household Income # 310 22nd
Per Capita Income # 311 22nd

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

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