Chattanooga demographics profile

Population density (sq mi)1,22715391
Median age37.038.537.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)46%57%55%
Speak English93%93%79%
Speak Spanish4%4%13%
Chattanooga, TN has a population of 175,462 and is the 140th largest city in the United States. The population density is 1,227 per sq mi which is 701% higher than the Tennessee average and 1254% higher than the national average. The median age in Chattanooga is 37 which is approximately 4% lower than the Tennessee average of 39. In Chattanooga, 46% of the population over 15 years of age are married, 93% speak English and 4% speak Spanish. 62% of Chattanooga residents were born in Tennessee, 32% were born out of state, 1% were born outside of the United States and 5% were foreign born.

Did you know?

  • The population density in Chattanooga is 701% higher than Tennessee.
  • The median age in Chattanooga is 4% lower than Tennessee.
  • In Chattanooga 61.18% of the population is Caucasian.
  • In Chattanooga 33.69% of the population is African American.
  • In Chattanooga 2.14% of the population is Asian.

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Chattanooga population breakdown by race

African American33.69%16.81%12.63%
American Indian0.15%0.29%0.82%
Native Hawaiian0.06%0.05%0.18%
Mixed race2.03%2.03%3.06%
Other race0.74%1.38%4.75%
In Chattanooga, 5.2% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Chattanooga age breakdown

Marital status

Age of children in married couples

Source: The Chattanooga, TN demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).