Assuming you would like an accurate, in-depth and detailed answer to the question of how much money American singer-songwriter Grace VanderWaal makes in a year, the answer is that her income varies.
VanderWaal first gained fame after winning the 11th season of America's Got Talent in 2016, at the age of just 12. Since then, she has released an EP and a full-length album, both of which have been commercially successful. She has also embarked on a number of tours, both as a headliner and as a supporting act.
All of these ventures have helped Grace VanderWaal to amass a considerable fortune. In 2017, she was named one of Forbes' 30 Under 30 in the music category. That same year, she was also included on Time magazine's 25 Most Influential Teens list.
As of 2019, Grace VanderWaal's net worth is estimated to be $4 million. This means that she likely earns several million dollars a year, though her exact income is not publicly available.
Grace VanderWaal is still a teenager, and her career is still on the rise. She has accomplished a great deal in a short amount of time, and it is likely that her earnings will continue to increase in the years to come.