The fact sheets linked below share estimates of the numbers of babies born and number of people living with Down syndrome in the United States, Europe, Australia, and New Zealand.
Last updated May 3, 2024.
- As of 2018, it is estimated that 1 in 775 liveborn babies has Down syndrome (13.2 per 10,000).
- In 2018, the population of people with Down syndrome in the United States was estimated to be 220,186.
Last updated November 9, 2022.
- For the years 2011-2015, it is estimated that 1 in 990 liveborn babies had Down syndrome (10.1 per 10,000).
- In 2015, the population of people with Down syndrome in Europe was estimated to be about 419,000 with about 260,000 being adults (age 20 and older).
Last updated December 2, 2022.
- For the years 2016-2020, it is estimated that 1 in 1,158 liveborn babies had Down syndrome (8.6 per 10,000).
- In 2020, the population of people with Down syndrome living in Australia was estimated to be about 13,426.
Last updated December 24, 2022.
- For the years 2016-2020, it is estimated that 1 in 1,450 liveborn babies had Down syndrome (6.9 per 10,000).
- In 2020, the population of people with Down syndrome living in New Zealand was estimated to be about 3,065.
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