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family size

Definition of Family Size

(noun) The total number of people related by blood (consanguinity), marriage (affinity), or adoption that live together.

Example of Family Size

  • Quinn and Harley have a child; their family size is three.

Family Size Pronunciation

  • IPA Pronunciation
    • American English
      • /ˈfæm(ə)li saɪz/
    • British English
      • /ˈfam(ᵻ)li sʌɪz/
  • Syllabification: (fam·i·ly size)

Usage Notes

  • Plural: family sizes
  • The average family size depends on the society and culture.

Additional Information

Related Terms


Cite the Definition of Family Size

ASA – American Sociological Association (5th edition)

Bell, Kenton, ed. 2014. “family size.” In Open Education Sociology Dictionary. Retrieved September 18, 2019 (https://sociologydictionary.org/family-size/).

APA – American Psychological Association (6th edition)

family size. (2014). In K. Bell (Ed.), Open education sociology dictionary. Retrieved from https://sociologydictionary.org/family-size/

Chicago/Turabian: Author-Date – Chicago Manual of Style (16th edition)

Bell, Kenton, ed. 2014. “family size.” In Open Education Sociology Dictionary. Accessed September 18, 2019. https://sociologydictionary.org/family-size/.

MLA – Modern Language Association (7th edition)

“family size.” Open Education Sociology Dictionary. Ed. Kenton Bell. 2014. Web. 18 Sep. 2019. <https://sociologydictionary.org/family-size/>.