Adult Adoption Petition
San Mateo Superior Court · Adoption
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Last updated July 3, 2026
This form is used when an adult wants to legally change their parent-child relationship by having someone become their parent through court approval. An adult who wishes to be adopted by another adult, or someone acting on behalf of an adult seeking adoption, would need to file this form with the court.
This form has fillable fields — you can complete it directly in the viewer on the right.