Dekalb County Jail

Dekalb County Jail is at 150 North Main Street, Sycamore, IL 60178 (Dekalb County, Illinois).

You can reach Dekalb County Jail on (815) 895-4177. If the line has changed, the agency's website will have the current number.

Use the agency's official inmate lookup, linked on this page, or call the facility on (815) 895-4177. Official agency records are the final authority on custody status.

The official website is linked on this page. Use it for general questions; urgent matters are best handled by phone.

Dekalb County Jail is a county jail run by the county sheriff's office. County jails hold people awaiting trial and those serving short sentences, usually under a year.

Its sources list a capacity of 140 places. Actual occupancy changes from day to day.

Most facilities ask visitors to book ahead and to show photo ID on arrival. Dekalb County Jail's own visiting times and dress rules are the ones that count, so check with the facility on (815) 895-4177 first.

Address the envelope with the person's full name and booking or inmate number, followed by Dekalb County Jail, 150 North Main Street, Sycamore, IL 60178. Many facilities only accept plain letters and photos, so check its mail rules before sending anything else.