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  2. Demographics of the United States - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_United...

    5.1 marriages/1,000 population per year (provisional data for 2020). [82] 6.1 marriages/1,000 population per year (provisional data for 2019). [82] *Rates are based on provisional counts of marriages by state of occurrence In 2009, Time magazine reported that 40% of births were to unmarried women. [84]

  3. Demographic profile - Wikipedia

    en.wikipedia.org/wiki/Demographic_profile

    Demographic profile. Appearance. A demographic profile is a form of demographic analysis in which information is gathered about a group to better understand the group's composition or behaviors for the purpose of providing more relevant services. In business, a demographic profile is usually used to increase marketing efficiency.

  4. 2020 United States census - Wikipedia

    en.wikipedia.org/wiki/2020_United_States_census

    Total population. 331,449,281 ( 7.4%) Most populous state. California (39,538,223) Least populous state. Wyoming (576,851) The 2020 United States census was the 24th decennial United States census. Census Day, the reference day used for the census, was April 1, 2020. Other than a pilot study during the 2000 census, [ 1 ] this was the first U.S ...

  5. Demography - Wikipedia

    en.wikipedia.org/wiki/Demography

    The Demography of the World Population from 1950 to 2100. Data source: United Nations — World Population Prospects 2017. Demography (from Ancient Greek δῆμος (dêmos) 'people, society' and -γραφία (-graphía) 'writing, drawing, description') [1] is the statistical study of human populations: their size, composition (e.g., ethnic group, age), and how they change through the ...

  6. Demographic statistics - Wikipedia

    en.wikipedia.org/wiki/Demographic_statistics

    Demographic statistics. Demographic statistics are measures of the characteristics of, or changes to, a population. Records of births, deaths, marriages, immigration and emigration and a regular census of population provide information that is key to making sound decisions about national policy. [1][2] A useful summary of such data is the ...

  7. Demographics of the world - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_world

    Demographics of Earth. Population pyramid of the world in 2022 by the UN. Population. Over 8,120,531,329 (estimated) Fertility rate. 2.27 (2021) Earth has a human population of over 8 billion as of 2024, with an overall population density of 50 people per km 2 (130 per sq. mile). Nearly 60% of the world's population lives in Asia, with more ...

  8. Demographics of California - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_California

    Demographics of California. Demographics of California. Population pyramid of California in 2019. Population. 38,940,231 (2023) [1] California is the most populous US state, with an estimated population of 38.9 million as of 2023. [1] It has people from a wide variety of ethnic, racial, national, and religious backgrounds.

  9. World population - Wikipedia

    en.wikipedia.org/wiki/World_population

    In world demographics, the world population is the total number of humans currently alive. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022. It took around 300,000 years of human prehistory and history for the human population to reach a billion and only 218 years more to reach 8 billion.