No. There is no minimum age at which child can be left unsupervised in Utah. Child and Family Services uses the following definition to evaluate each situation:
Non-Supervision – The child is subjected to accidental harm or an unreasonable risk of accidental harm due to failure to supervise the child’s activities at a level consistent with the child’s age and maturity. Included below is a link to the Utah department of child and family services’ frequently asked questions page for more information.
https://dcfs.utah.gov/resources/faq/
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