Johnston County NC Information


Johnston County Subdivisions

Johnston County NC Data & Demographics (As of July 1, 2016)


Total Population 187,381
Population in Households 185,610
Population in Familes 158,396
Population in Group Qrtrs 1,771
Population Density1 237
Diversity Index2 58


Total Households 67,849
Average Household Size 2.74
Family Households 49,375
Average Family Size 3


Total Housing Units 74,109 (100%)
Owner Occupied HU 48,028 (64.8%)
Renter Occupied HU 19,821 (26.7%)
Vacant Housing Units 6,260 ( 8.4%)
Median Home Value $155,402
Average Home Value $183,779


Median Household Income $51,503
Average Household Income $65,069
Per Capita Income $23,801
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.68% 1.77%
Households 1.48% 1.65%
Families 1.35% 1.57%
Median Household Income   1.79%
Per Capita Income   1.66%
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.


Johnston County NC - Peer Comparisons by Rank and Percentile

The table below compares Johnston County to the other 100 counties and county equivalents in North 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 # 13 88th
Population Density1 # 22 79th
Diversity Index2 # 31 70th
Median Household Income # 11 90th
Per Capita Income # 34 67th

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