Cobb County GA Information


Cobb County Subdivisions

Cobb County GA Data & Demographics (As of July 1, 2015)


Total Population 719,168
Population in Households 710,145
Population in Familes 578,190
Population in Group Qrtrs 9,023
Population Density1 2,118
Diversity Index2 67


Total Households 272,357
Average Household Size 2.61
Family Households 181,487
Average Family Size 3


Total Housing Units 296,924 (100%)
Owner Occupied HU 172,185 (58.0%)
Renter Occupied HU 100,172 (33.7%)
Vacant Housing Units 24,567 ( 8.3%)
Median Home Value $247,530
Average Home Value $310,465


Median Household Income $62,120
Average Household Income $88,159
Per Capita Income $33,525
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.85% 1.09%
Households 0.88% 1.14%
Families 0.66% 0.99%
Median Household Income   3.57%
Per Capita Income   2.66%
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.


Cobb County GA - Peer Comparisons by Rank and Percentile

The table below compares Cobb County to the other 159 counties and county equivalents in Georgia by rank and percentile using July 1, 2015 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 # 3 99th
Population Density1 # 2 99th
Diversity Index2 # 10 94th
Median Household Income # 12 93rd
Per Capita Income # 5 97th

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