Jefferson County Sheriff Dave Marshak says his office is investigating a death at the Jefferson County Jail. At around 9 a.m.

A new partnership between the Jefferson County Sheriff’s Office and the Child Trafficking Solutions Project aims to fight ...

JEFFERSON COUNTY, Mo. (First Alert 4) - A man from Imperial died days after being taken to the Jefferson County Jail.

Authorities are looking for two people who are wanted for various crimes out of Jefferson County on February 5.

The Jefferson County Sheriff's Deputy was shot and killed while working an off-duty security job more than three years ago.

Three people are facing drug-related charges in Jefferson County. While conducting an operation in the Bessemer Division of ...

Madison County Detectives have executed a search warrant in Jefferson County on suspicion of “knowingly distributing child sexually exploitative material.” ...

Investigators with the Jefferson County Sheriff's Office (JCSO) were notified of two individuals who were bringing contraband ...

Pine Bluff, Ark. (KATV) — The Jefferson County Sheriff's Office has announced that a recent victim of a theft is offering a $5,000.00 reward for anyone that can provide insight into the theft of ...

Travis Earl Bryant II is now in custody after deputies say he managed to blend in and walk out of the Harris County Joint Processing Center releasing area last week.

Two men were arrested Tuesday in connection to various crimes involving methamphetamine in Jefferson Township.