Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. Every office link was opened and checked against the office's own site between September 24, 2026 and September 30, 2026.
Sussex County, Delaware, has about 271,000 residents (2024 Census Bureau estimate). In Delaware the jails are the state's, so one locator covers everyone held after an arrest in Sussex County. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, who books people and common questions.
Related guides: Sussex County public records, Sussex County arrest records, Sussex County warrants, Sussex County criminal records, Sussex County court records, Delaware arrest records and Delaware inmate search.
Finding Someone in Custody in Sussex County
Delaware has no county jails, so one search covers everyone held after an arrest in Sussex County: the Delaware Department of Correction runs every jail and prison in the state and lists the people it holds, awaiting trial or serving a sentence.
The Delaware Department of Correction's inmate locator is at doc.delaware.gov/views/inmate_locator.blade.shtml.
Who Books People
The state police or the town police and the agencies that report for Milford, Seaford, Georgetown, Millsboro, Laurel, Milton and 15 more cities make the arrests in Sussex County.
The FBI's agency list also places these agencies in Sussex County: Attorney General in Sussex County and Animal Welfare in Sussex County (state agency); the Sussex County State Police (state police).
The largest arrest counts reported to the FBI were Milford's 924 for 2025, Georgetown's 609 for 2025 and Seaford's 537 for 2025.
Together, the 20 agencies in Sussex County with all twelve months of 2025 on file reported 3,645 arrests to the FBI that year. Those kept in custody were booked; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Sussex County arrest records.
Frequently Asked Questions
How do I find an inmate in Sussex County?
Through the Delaware Department of Correction's inmate locator at doc.delaware.gov; the department holds everyone in custody in Delaware.
Where do people sentenced to prison in Sussex County go?
To a facility of the Delaware Department of Correction; its inmate locator is at doc.delaware.gov.
Is this the official Sussex County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.