How old are you, compared to everyone else?
23.9% of living Americans are younger than you
Of an estimated 274.8 million people alive today who were born in the United States, about 65.7 million were born after you and 209.1 million before you.
3,998,031 babies were born in 2007; roughly 4 million of them are still alive, which is 99.0% of the cohort. You turn 18 this year.
The other calculators
Based on 274,814,067 people estimated to be alive today from US births between 1880 and 2025, using Social Security Administration birth records and cohort life tables. It counts people born in the United States, so it misses anyone who arrived later, and births under five per name per year are not published — which puts this figure roughly 5% below the true US-born population.