From WaPo: only about 10% of March for Our Lives protesters were younger than 18. For those older than 18, the average age was 49.

From WaPo: only about 10% of March for Our Lives protesters were younger than 18. For those older than 18, the average age was 49. https://t.co/kX55Kn6JR9

— Alex Griswold (@HashtagGriswold) March 28, 2018