Age structure:
0-14 years: 18.6% (male 6,063,181/female 5,776,272)
15-64 years: 65.2% (male 20,798,889/female 20,763,283)
65 years and over: 16.2% (male 4,274,290/female 6,038,011) (2007 est.)

Median age:  
total: 39 years
male: 37.5 years
female: 40.4 years (2007 est.)

Population growth rate: 0.588% (2007 est.)

Birth rate: 12.91 births/1,000 population (2007 est.)

Death rate: 8.55 deaths/1,000 population (2007 est.)

Net migration rate: 1.52 migrant(s)/1,000 population (2007 est.)

Sex ratio: at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.002 male(s)/female
65 years and over: 0.708 male(s)/female
total population: 0.956 male(s)/female (2007 est.)

Infant mortality rate:  
total: 3.41 deaths/1,000 live births
male: 3.76 deaths/1,000 live births
female: 3.04 deaths/1,000 live births (2007 est.)

Life expectancy at birth:  
total population: 80.59 years
male: 77.35 years
female: 84 years (2007 est.)

Total fertility rate: 1.98 children born/woman (2007 est.)

HIV/AIDS - adult prevalence rate: 0.4% (2003 est.)

HIV/AIDS - people living with HIV/AIDS:120,000 (2003 est.) 

HIV/AIDS - deaths: less than 1,000 (2003 est.) 

Nationality: noun: Frenchman (men), Frenchwoman (women)
adjective: French

Ethnic groups: Celtic and Latin with Teutonic, Slavic, North African, Indochinese, Basque minorities

Religions: Roman Catholic 83%-88%, Protestant 2%, Jewish 1%, Muslim 5%-10%, unaffiliated 4% 

Languages: French 100%, rapidly declining regional dialects and languages (Provencal, Breton, Alsatian, Corsican, Catalan, Basque, Flemish) 

Literacy:
definition: age 15 and over can read and write 
total population: 99% 
male: 99% 
female: 99% (2003 est.) 

This information comes from the CIA World Factbook.