How courts generally decide child custody
Nearly every jurisdiction uses some version of a "best interests of the child" standard, which weighs multiple factors rather than any single one deciding the outcome.
Legal custody vs. physical custody
These are usually decided separately. Legal custody covers who makes major decisions (education, healthcare, religion); physical custody covers where the child primarily lives. Courts often award joint legal custody even when physical custody is split unevenly.
Factors courts commonly weigh
Each parent's relationship with the child, stability of home environment, ability to meet the child's needs, any history of abuse or neglect, and — depending on the child's age — sometimes the child's own preference are typical factors considered together.
The trend toward shared parenting
Many jurisdictions have shifted toward favoring frequent, ongoing contact with both parents where safe to do so, rather than defaulting to primary custody with one parent and limited visitation for the other.
Custody arrangements can be modified
A custody order generally isn't permanent. Courts can revisit arrangements later if there's a significant change in circumstances — a relocation, a change in a parent's situation, or the child's evolving needs.