Major infectious diseases:

degree of risk: intermediate food or waterborne diseases: bacterial diarrhea and hepatitis A vectorborne diseases: dengue fever (2008)

Nationality:

noun: Costa Rican(s) adjective: Costa Rican

Ethnic groups:

white (including mestizo) 94%, black 3%, Amerindian 1%, Chinese 1%, other 1%

Religions:

Roman Catholic 76.3%, Evangelical 13.7%, Jehovah's Witnesses 1.3%, other Protestant 0.7%, other 4.8%, none 3.2%

Languages:

Spanish (official), English