CINCINNATI (WXIX) - Ohio recorded 157 domestic violence-related deaths in 2025, marking a 37% increase from the previous year and making it the most lethal year on record, according to a new report from the Ohio Domestic Violence Network. Hamilton County ranked among the deadliest places on the list, prompting local officials to examine prosecution strategies and support services for survivors. “It’s very, very concerning to us,” said Hamilton County Prosecutor Connie Pillich.