An Instagram star before she was even born, she is the third child of Madison Nicole Fisher and Kyler Fisher. She would also be featured on her family's YouTube channel Kyler and Mad, beginning with the video "THE BIRTH OF BABY HALSTON!"
The first post on the Instagram account that was made in her name was published in November of 2018. It was captioned as "Arriving March 2019."
Her halston.blake Instagram account has more than 140,000 followers.
Her mother, Madison Nicole Fisher, is also an actress.