Class H: Social sciences is a classification used by the Library of Congress classification system. This article outlines the subclasses of Class H.

HSocial sciences (general)
HAStatistics
HBEconomic theory; Demography
HCEconomic history and conditions
HDIndustries; Land use; Labor
HETransportation and communications
HFCommerce
HGFinance
HJPublic finance
HMSociology (general)
HNSocial history and conditions; Social problems; Social reform
HQThe family; Marriage; Woman
HSSocieties: secret, benevolent, etc.
HTCommunities; Classeses; Races
HVSocial pathology; Social and public welfare; Criminology
HXSocialism; Communism; Anarchism