Mother: Sierra's mom's name is Kathi and she used to be a studio manager.
Father: Sierra's dad is John Haschak. He is also related to showbiz and he competed on America's Got Talent once.
Siblings: Sierra has three famous sisters, whose names are Madison, Gracie, and Olivia.
Husbands and kids: Sierra is not married and she has no kids, which is normal for teen years.
Sexual orientation: straight
It doesn't seem that 14-years-old Sierra dates anyone in 2017 and she never revealed anything regarding her love life as well.
Sierra's net worth is unknown but some sources estimate Haschak Sisters' collaborative earnings at $2.5 million. Obviously, that money comes from their music and dancing performances, endorsements, and YouTube activity.
Place of living: Sierra is still living in her home state of California as its the best place to build a career in showbiz.
What dance company does she train in?
She trains at Temecula Dance Company from the age of 2.
What are her relationships with her sisters?
Her sisters, who are also her bandmates, are her true friends and biggest support on her way to fame.
Does she like being famous?
Yes, she enjoys her developing career in entertainment and she likes her status of rising celebrity as well.
What are her plans for future?
She plans to continue dancing and making music, not abandoning the idea of trying something else.
Is she popular on Instagram?
The rising star is not that popular on Instagram as she could be as she has less than half a million of followers.
What are her main achievements?
She contested in a number of national dance competitions and took decent prizes all the times.