Age Structure 0-14 years:
20.8% (male 442,664/female 413,556)
Age Structure 15-64 years:
67.5% (male 1,387,803/female 1,385,355)
Age Structure 65 years and over:
11.7% (male 212,782/female 266,926) (2007 est.)
Median Age - total:
34.3 years
Median Age - male:
33.5 years
Median Age - female:
35.1 years (2007 est.)
Population Growth Rate:
1.143% (2007 est.)
Birth Rate:
14.4 births/1,000 population (2007 est.)
Death Rate:
7.79 deaths/1,000 population (2007 est.)
Net Migration Rate:
4.82 migrant(s)/1,000 population (2007 est.)
Sex Ratio - at birth:
1.07 male(s)/female
Sex Ratio - under 15 years:
1.07 male(s)/female
Sex Ratio - 15-64 years:
1.002 male(s)/female
Sex Ratio - 65 years and over:
0.797 male(s)/female
Sex Ratio - total population:
0.989 male(s)/female (2007 est.)
Life Expectancy at Birth - total:
77.9 years
Life Expectancy at Birth - male:
75.27 years
Life Expectancy at Birth - female:
80.7 years (2007 est.)
Major Infectious Diseases:
Nationality:
Irishman(men), Irishwoman(women), Irish (collective plural)
Ethnic Groups:
Celtic, English
Religions:
Roman Catholic 88.4%, Church of Ireland 3%, other Christian 1.6%, other 1.5%, unspecified 2%, none 3.5% (2002 census)
Languages:
English (official) is the language generally used, Irish (Gaelic or Gaeilge) (official) spoken mainly in areas located along the western seaboard