Venjamin Seth Wright was found in the Brier area about 11 p.m., according to Marysville police.
He was allowed to be with his mother, but she had not followed conditions set by the state, according to The Herald's news partner, KIRO-TV. Police were working with the Department of Social and Health Services to determine the boy's custody.
Tips from the public, including social media, helped police find the boy. The investigation continues.
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