Cobb County, Georgia Population 2019

Cobb County, Georgia's estimated population is 752,783 with a growth rate of 0.56% in the past year according to the most recent United States census data. Cobb County, Georgia is the 3rd largest county in Georgia.

Year Population Growth Growth Rate
2018756,8654,0820.54%
2017752,7834,2200.56%
2016748,5639,2441.25%
2015739,31911,5621.59%
2014727,75711,5951.62%
2013716,1629,7631.38%
2012706,3999,8981.42%
2011696,5016,9731.01%
2010689,528241,78354.00%
1990447,745150,02750.39%
1980297,718100,92551.28%
1970196,79382,61972.36%
1960114,17452,34484.66%
195061,83023,55861.55%
194038,2722,8648.09%
193035,4084,97116.33%
192030,4372,0407.18%
191028,3973,73315.14%
190024,6642,37810.67%
189022,2861,5387.41%
188020,7486,93450.20%
187013,814-428-3.01%
186014,2423992.88%
185013,8436,30483.62%
18407,5390.00%

Cobb County, Georgia Population Growth

Population Data via

Population by Race

Race Population
White442,931
Black or African American200,534
Asian37,897
Some Other Race34,655
Two or More Races20,972
American Indian and Alaska Native1,656
Native Hawaiian and Other Pacific Islander427

Cobb County, Georgia Population Pyramid 2019

Cobb County, Georgia Median Age

36.4


Total

35.2


Male

37.5


Female

Cobb County, Georgia Adults

There are 558,636 adults, (81,407 of whom are seniors) in Cobb County, Georgia.

Cobb County, Georgia Age Dependency

54.9

Age Dependency Ratio

17.1

Old Age Dependency Ratio

37.8

Child Dependency Ratio

Cobb County, Georgia Sex Ratio

Female

381,820

51.66%

Male

357,252

48.34%

Cobb County, Georgia Households and Families

Cobb County, Georgia Renter vs Owner Occupied by Household Type

Cobb County, Georgia Household Types

Type Owner Renter
Married80.3%19.7%
All64.3%35.7%
Non Family49.4%50.6%
Male48.1%51.9%
Female44.4%55.6%

64.3%

Rate of Home Ownership

Type Count Average Size Owned
All274,3612.6664.3
Married139,2473.2780.3
Non Family86,8931.3249.4
Female36,2953.2844.4
Male11,9263.3848.1

3.19

Average Family Size

2.66

Average Household Size

4.9%

Unmarried (Opposite Sex)

0.5%

Unmarried (Same Sex)

Cobb County, Georgia Education

Education Attained Count Percentage
Less Than 9th Grade21,1214.30%
9th to 12th Grade21,9154.46%
High School Graduate92,92218.93%
Some College96,76519.71%
Associates Degree34,8087.09%
Bachelors Degree145,15929.57%
Graduate Degree78,19315.93%

Cobb County, Georgia Educational Attainment by Race

Name Total High School Bachelors
White284,866269,537145,233
Black124,571115,59446,261
Hispanic49,30232,31910,619
Asian26,19324,22117,681
Other Race17,92010,8252,469
Multiple Races8,1537,4913,892
Native American1,246897382
Islander28225857

The highest rate of high school graduation is among white people with a rate of 94.62%.

The highest rate of bachelors degrees is among asian people with a rate of 67.50%.

Name Average Male Female
Overall$43,379$50,898$37,466
Less Than High School$21,684$23,991$15,055
High School Grad$29,397$32,614$24,137
Some College$36,138$41,725$31,155
Bachelors Degree$56,337$72,889$46,205
Graduate Degree$72,617$98,510$60,926

$43,379

Average Earnings

$50,898

Average Male

$37,466

Average Female

Cobb County, Georgia Language

Cobb County, Georgia Language by Age

Cobb County, Georgia Language

78.79% of Cobb County, Georgia residents speak only English, while 21.21% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.04% of the population.

Cobb County, Georgia Poverty

Cobb County, Georgia Poverty by Race

Name Total In Poverty Poverty Rate
Black196,90327,92214.18%
White386,74527,7197.17%
Hispanic93,22520,63522.13%
Other34,1148,66925.41%
Asian37,5892,3376.22%
Multiple20,8212,12810.22%
Native1,6481569.47%
Islander41451.21%

10.86%

Overall Poverty Rate

10.07%

Male Poverty Rate

11.60%

Female Poverty Rate

Poverty in Cobb County, Georgia

The race most likely to be in poverty in Cobb County, Georgia is Other, with 25.41% below the poverty level.

The race least likely to be in poverty in Cobb County, Georgia is Islander, with 1.21% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.47%. Among those working part-time, it was 15.57%, and for those that did not work, the poverty rate was 17.41%.

Name Poverty
Less Than High School23.58%
High School13.75%
Some College7.89%
Bachelors or Greater3.63%
Name Poverty
Female Unemployed30.29%
Male Unemployed23.40%
Female Employed6.51%
Male Employed5.40%

Cobb County, Georgia Income

Cobb County, Georgia Income by Household Type

Name Median Mean
Households$72,004$96,584
Families$86,091$111,453
Married Families$104,184$129,617
Non Families$45,819$60,650

Cobb County, Georgia Marital Status

Cobb County, Georgia Marital Status

Marriage Rates

51.0%

Overall Marriage Rate

53.5%

Male Marriage Rate

48.6%

Female Marriage Rate

Cobb County, Georgia Married by Age and Sex

Cobb County, Georgia Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Cobb County, Georgia Marital Status by Race

Cobb County, Georgia Veterans

42,660

Number of Veterans

37,449

Male Veterans

5,211

Female Veterans

War Veterans
Vietnam14,327
First Gulf War11,030
Second Gulf War6,986
Korea3,046
World War II1,553
Age Group Veterans
35 to 5412,471
65 to 749,769
55 to 649,073
75+7,839
18 to 343,508

Cobb County, Georgia Veterans by Race

Name Veterans % of Total
White28,8338.25%
Black11,7918.09%
Hispanic1,7883.01%
2 or More8287.82%
Asian6402.19%
Other3331.56%
Indian16811.64%
Hawaiian6722.64%

Cobb County, Georgia Veterans by Education

4.76%

Veteran Poverty Rate

22.84%

Veteran Disability Rate

Cobb County, Georgia Employment Status

70.3%

Labor Force Participation

66%

Employment Rate

6%

Unemployment Rate

Population of Cities in Cobb County, Georgia

City 2010 Census 2016 Estimated Growth Growth Rate
Roswell 883379459862617.09%
Marietta566286094143137.62%
Smyrna5137356664529110.30%
Kennesaw305753362730529.98%
Acworth204782241819409.47%
Powder Springs139381495610187.30%
Austell 664271394977.48%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990