In 2024, 79% of adults in the United States are literate, while 21% are illiterate. This puts the US in 36th place for literacy. Other literacy statistics for the US include:
54% of adults have a literacy level below 6th grade
20% of adults have a literacy level below 5th grade
34% of adults who lack literacy proficiency were born outside the US
More than 70% of inmates in US prisons can't read above a 4th grade level
Children of illiterate parents have a 72% chance of being illiterate as adults
Edit: you all in the replies are dead set on proving these statistics true, aren't you? Bless your hearts.