Is there a minimum age to participate? July 21, 2021 20:30 NaNoWriMo and Camp NaNoWriMo are open to all writers 13 and older. Our Young Writers Program is open to authors 17 and under. Related articles What do I do with my novel after the month is over? Can I participate if I’m not American? Can I write a novel in any language? Getting Started How do I win National Novel Writing Month? What are the prizes? Is there an entry fee? Do I have to start my novel from scratch on the first of the month? Can I use an outline?