JeffCo jail changes inmate release dates increasing jail time More than 200 inmates at Jefferson County Jail are looking at a longer sentence after Jefferson County Sheriff's Office leaders re-evaluated the sentencing system over the summer and made changes. and last updated 2020-12-17 10:28:25-05 Editor's note: Denver7 seeks out audience tips and feedback to help people in need, resolve problems and hold the powerful accountable. If you know of a community need our call center could address, or have a story idea for our investigative team to pursue, please email us at contact7@thedenverchannel.com or call (720) 462-7777. Find more Denver7 stories here.