Population:   
50,314 (July 2011 est.)

Age structure:   
0-14 years: 22.8% (male 5,701/female 5,755)
15-64 years: 69.6% (male 17,740/female 17,297)
65 years and over: 7.6% (male 1,681/female 2,140) (2011 est.) 
 
Median age:   
total: 32 years
male: 32.1 years
female: 32 years (2011 est.) 
 
Population growth rate:   
0.823% (2011 est.)
country comparison to the world: 133  
 
Birth rate:   
14.07 births/1,000 population (2011 est.)
country comparison to the world: 147  
 
Death rate:   
7.1 deaths/1,000 population (July 2011 est.)
country comparison to the world: 130  
 
Net migration rate:   
1.25 migrant(s)/1,000 population (2011 est.)
country comparison to the world: 50  
 
Urbanization:   
urban population: 32% of total population (2010)
rate of urbanization: 1.8% annual rate of change (2010-15 est.) 
 
Major cities - population:   
BASSETERRE (capital) 13,000 (2009) 
 
Sex ratio:   
at birth: 1.02 male(s)/female
under 15 years: 0.99 male(s)/female
15-64 years: 1.03 male(s)/female
65 years and over: 0.78 male(s)/female
total population: 1 male(s)/female (2011 est.) 
 
Infant mortality rate:   
total: 9.66 deaths/1,000 live births
country comparison to the world: 153
male: 6.36 deaths/1,000 live births
female: 13.02 deaths/1,000 live births (2011 est.) 
 
Life expectancy at birth:   
total population: 74.6 years
country comparison to the world: 97
male: 72.25 years
female: 77.01 years (2011 est.) 
 
Total fertility rate:   
1.79 children born/woman (2011 est.)
country comparison to the world: 157  
  
Nationality:   
noun: Kittitian(s)
adjective: Kittitian
 
Ethnic groups:   
predominantly black; some British, Portuguese, and Lebanese 
 
Religions:   
Anglican, other Protestant, Roman Catholic 
 
Languages:   
English (official) 
 
Literacy:   
definition: age 15 and over has ever attended school
total population: 97.8%
male: NA
female: NA (2003 est.) 
 
School life expectancy (primary to tertiary education):   
total: 13 years
male: 12 years
female: 13 years (2008) 
 
Education expenditures:   
9.9% of GDP (2005)