Population: 7, 351 234 (Feb. 2011)
 
Age structure:
0-17 years: 16% 
18-64 years: 65% 
65 years and over: 19% 
 
Median age:
total: 42.7 years
male: 40.59 years
female: 44.41 years (2011 est.)
 
Population growth rate:  - 5.1 % (2011 est.)
Birth rate: 9.6 births/1,000 population (2011 est.)
Death rate: 14.7 deaths/1,000 population (2011 est.)
Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.97 male(s)/female
65 years and over: 0.71 male(s)/female
total population: 0.93 male(s)/female 
 
Life expectancy at birth:
total population: 73.8 years
male: 70.4 years
female: 77.4 years (2011 est.)
 
Total fertility rate: 1.51 children born/woman (2011 est.)
Nationality: Bulgarian(s)
Ethnic groups: Bulgarian 83.9%, Turk 9.4%, Roma 4.7%, other 2% (including Armenian, Tatar, Circassian)
Religions: Bulgarian Orthodox 82.6%, Muslim 12.2%, other Christian 1.2%, other 4% (2001 census)
Languages: Bulgarian 84.5%, Turkish 9.6%, Roma 4.1%, other and unspecified 1.8%
Literacy:
definition: age 15 and over can read and write
total population: 98.6%
male: 99.1%
female: 98.2%