Irmo, SC Profile: Facts, Map & Data

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Irmo, South Carolina - Basic Facts

The Town of Irmo had a population of 12,010 as of July 1, 2017. Irmo ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in South Carolina. See peer rankings below.

The primary coordinate point for Irmo is located at latitude 34.1013 and longitude -81.1945 in Lexington County. The formal boundaries for the Town of Irmo (see map below) encompass a land area of 6.54 sq. miles and a water area of 0 sq. miles. Lexington County is in the Eastern time zone (GMT -5). The elevation is 358 feet.

While the primary coordinates for Town of Irmo are located in Lexington County, it should be noted that the formal boundaries for this community also extend into and Richland County.

The Town of Irmo (GNIS ID: ) has a P1 Census Class Code which indicates populated place that is also an incorporated place with the same name and the same census code. 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 Irmo is located within Dutch Fork Division of Lexington County.

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



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Boundary Maps: Dutch Fork Division | Lexington County | South Carolina Counties

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

POPULATION

Total Population 12,010
Daytime Population: Workers 8,556
Daytime Population: Residents 5,321
Total Daytime Population (TDP) 13,877
Ratio TDP/Total Population1 1.16
Population in Households 11,997
Population in Familes 10,210
Population in Group Qrtrs 13
Population Density2 1,836
Diversity Index3 55
 

INCOME

Median Household Income $66,679
Average Household Income $81,087
Per Capita Income $30,763

HOUSING

Total Housing Units 4,957 (100%)
Owner Occupied HU 3,800 (76.7%)
Renter Occupied HU 876 (17.7%)
Vacant Housing Units 280 ( 5.6%)
Median Home Value $138,021
Average Home Value $161,717
 

HOUSEHOLDS

Total Households 4,677
Average Household Size 2.57
Family Households 3,385
Average Family Size 3
NOTES
  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.

GROWTH RATE / YEAR

2010-2017 2017-2022
Population 0.98% 1.08%
Households 0.94% 1.06%
Families 1.17% 0.93%
Median Household Income   1.69%
Per Capita Income   2.08%

Irmo, SC - Peer Comparisons by Rank and Percentile

The table below compares Irmo 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 # 48 88th
Population Density # 34 92nd
Diversity Index # 130 68th
Median Household Income # 20 95th
Per Capita Income # 36 91st

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

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