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. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site between September 24, 2026 and October 4, 2026.
Harrison County, Kentucky, has about 20,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Harrison County is held at the county jail, run by the Harrison County Sheriff's Office, and the jail's record of each person held is a public record. 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, the jail, who books people, state prison and common questions.
Related guides: Harrison County public records, Harrison County arrest records, Harrison County warrants, Harrison County criminal records, Harrison County court records, Kentucky arrest records and Kentucky inmate search.
Finding Someone in Custody in Harrison County
A person kept in custody after an arrest in Harrison County is held at the county jail, run by the Harrison County Sheriff's Office, whichever agency made the arrest.
SearchSystems opened and checked the jail page of the Harrison County Sheriff's Office at harrisoncountyfiscalcourt.com/sheriff.asp (page title: Harrison County), phone (859) 234-7135, 111 South Main Street, Cynthiana, KY 41031, Monday-Friday, 8:30AM - 4:30PM, which answered when SearchSystems opened it on October 4, 2026.
That page is the office's jail information page rather than a roster, so a search for a particular person goes through the office at (859) 234-7135.
The Harrison County Jail by the Numbers
On an average day in 2024 the jail held about 96 people, down from about 100 in 2019. Its rated capacity in 2024 was 78 beds, and it ran at 124 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Harrison County has about 20,000 residents (2024 Census Bureau estimate), so the jail holds about 49 people for every 10,000 residents.
Who Books People Into the Harrison County Jail
The Harrison County Sheriff's Office and the agency that reports for Cynthiana make the arrests that end in a booking in Harrison County.
The FBI's agency list also places these agencies in Harrison County: Harrison County Schools and Bluegrass Narcotics Task Force (other agency).
The largest arrest counts reported to the FBI were Cynthiana's 223 for 2025 and the Harrison County Sheriff's Office's 124 for 2025.
Together, the two agencies in Harrison County with all twelve months of 2025 on file reported 347 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Harrison County arrest records.
From the Jail to State Prison
A sentence of more than a year is served in state prison, not the jail; the Kentucky Department of Corrections lists its inmates at kool.corrections.ky.gov/.
Frequently Asked Questions
How do I find an inmate in Harrison County?
Ask the Harrison County Sheriff's Office at (859) 234-7135; its jail page SearchSystems verified is at harrisoncountyfiscalcourt.com/sheriff.asp.
How many people are in the Harrison County jail?
About 96 on an average day in 2024, the latest year in the Vera Institute's jail data, against a rated capacity of 78 beds.
What is the phone number for the Harrison County jail?
(859) 234-7135, the number on the page of the Harrison County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Harrison County go?
To a facility of the Kentucky Department of Corrections; its inmate locator is at kool.corrections.ky.gov/.
Is this the official Harrison 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.