When child support ends Ohio: Ohio support commonly continues until age eighteen, but can continue while an unmarried child continuously attends an accredited high school full time, generally no later than age nineteen, unless an order or recognized exception provides otherwise. The details matter. Family-law orders affect homes, accounts, schedules, support, safety, and the daily lives of children. This guide explains the general Ohio framework in plain language, but it cannot replace advice based on the pleadings, evidence, local court rules, and existing orders in a particular case. In this guide When child support ends Ohio: the short answer The Ohio legal framework What matters most A practical step-by-step approach…