January 2026
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Global Rank
#530,345
4,304Showing Similarweb estimated data.
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Bounce Rate
51.19%
Pages per Visit
1.42
Avg Visit Duration
00:00:25
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Top 10 ndss.org Competitors
The Top 10 Sites Like ndss.org in January 2026 are ranked by their affinity to ndss.org in terms of keyword traffic, audience targeting, and market overlap
the purpose of the ndsc is to promote the interests of people with down syndrome and their families through advocacy, public awareness, and information. when we empower individuals and families from all demographic backgrounds, we reshape the way people understand and experience down syndrome.
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Global Rank
#4,028,214
597,715Bounce Rate
46.36%
Pages per Visit
1.65
Avg Visit Duration
00:00:23
Similarity Score
100%The Down's Syndrome Association are here to support and walk along life's journey with both old and young people living with Down's Syndrome.
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Global Rank
#958,929
2,324Bounce Rate
45.47%
Pages per Visit
2.77
Avg Visit Duration
00:01:12
Similarity Score
100%- Company
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Global Rank
#3,486,471
1,051,255Bounce Rate
37.13%
Pages per Visit
1.79
Avg Visit Duration
00:00:21
Similarity Score
89%medical essays and information about down syndrome for parents and professionals, by len leshin, m.d.
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Global Rank
#4,831,983
876,934Bounce Rate
38.87%
Pages per Visit
1.56
Avg Visit Duration
00:00:17
Similarity Score
89%Dedicated to significantly improving the lives of people with Down Syndrome through RESEARCH, MEDICAL CARE, EDUCATION AND ADVOCACY
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Global Rank
#911,041
40,844Bounce Rate
46.9%
Pages per Visit
1.66
Avg Visit Duration
00:00:25
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83%- Company
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Global Rank
#3,288,970
695,397Bounce Rate
44.05%
Pages per Visit
1.64
Avg Visit Duration
00:00:25
Similarity Score
83%This is where you will find lots of frequently asked questions regarding Down Syndrome, parenthood, and much more. These FAQ's are a work in progress and will be constantly updated. Please let me know if there is a question you would like me to answer for you, and I'll try to include it. Feel free to email me here. Did you know that Noah had Down Syndrome before he was born? No. There are several ways doctors can attempt to let you know ahead of time if your child will be born with Down Syndrome. They can do this by looking at
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Global Rank
#3,438,889
1,193,349Bounce Rate
65.82%
Pages per Visit
1.54
Avg Visit Duration
00:00:17
Similarity Score
80%- Company
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Global Rank
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Category Rank
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Bounce Rate
46.14%
Pages per Visit
1.18
Avg Visit Duration
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Similarity Score
73%These Terms of Use govern your use of Down Syndrome Education International's websites, services and applications (including mobile applications) and provide in
Global Rank
#1,247,486
323,542Bounce Rate
45.05%
Pages per Visit
1.62
Avg Visit Duration
00:00:32
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73%Our guide for parents of a new baby with Down syndrome provides honest parent perspectives, encouragement, and valuable information during the early days and years of welcoming a baby with Down syndrome.
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Global Rank
#1,880,084
1,126,488Bounce Rate
34.47%
Pages per Visit
2.27
Avg Visit Duration
00:00:33
Similarity Score
72%ndss.org's top 5 competitors in January 2026 are: ndsccenter.org, downs-syndrome.org.uk, nads.org, ds-health.com, and more.
According to Similarweb data of monthly visits, ndss.org’s top competitor in January 2026 is ndsccenter.org. ndss.org 2nd most similar site is downs-syndrome.org.uk, and closing off the top 3 is nads.org.
ds-health.com ranks as the 4th most similar website to ndss.org and globaldownsyndrome.org ranks fifth in January 2026.
The other five competitors in the top 10 list are ds-int.org, noahsdad.com, dhg.org.uk, down-syndrome.org, and cdss.ca.