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 2, 2026.
Newton, Kansas, in Harvey County, has about 18,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Newton is held at the county jail, run by the Harvey 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: Newton public records, Harvey County inmate search, Newton arrest records, Newton warrants, Newton criminal records, Newton court records, Kansas arrest records and Kansas inmate search.
Finding Someone in Custody in Newton
The county jail, run by the Harvey County Sheriff's Office, holds everyone kept in custody after an arrest in Newton, from every agency.
SearchSystems opened and checked the jail page of the Harvey County Sheriff's Office at harveycounty.gov/detentioncenter (page title: Detention Center), phone 316-284-6847, which answered when SearchSystems opened it on September 24, 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 316-284-6847.
The Harvey County Jail by the Numbers
On an average day in 2023 the jail held about 110 people, down from about 120 in 2019. Its rated capacity in 2020, the last year with a capacity figure, was 133 beds, and it ran at 74 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Harvey County has about 34,000 residents (2024 Census Bureau estimate), so the jail holds about 32 people for every 10,000 residents.
Who Books People Into the Harvey County Jail
The Harvey County Sheriff's Office and the agency that reports for Newton (filed by the FBI as Newton Police Department) make the arrests that end in a booking in and around Newton.
The largest arrest counts reported to the FBI were Newton's 898 for 2025, the Harvey County Sheriff's Office's 224 for 2025 and Halstead's 58 for 2023.
Together, the four agencies in Harvey County with all twelve months of 2023 on file reported 940 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 Newton arrest records.
From the Jail to State Prison
The jail holds people awaiting trial and people serving short sentences. A person sentenced to prison in Harvey County serves the sentence in a facility of the Kansas Department of Corrections, whose inmate locator is at doc.ks.gov/@@search?SearchableText=inmate+search.
Frequently Asked Questions
How do I find an inmate in Newton?
Ask the Harvey County Sheriff's Office at 316-284-6847; its jail page SearchSystems verified is at harveycounty.gov/detentioncenter.
How many people are in the Harvey County jail?
About 110 on an average day in 2023, the latest year in the Vera Institute's jail data, against a rated capacity of 133 beds.
What is the phone number for the Harvey County jail?
316-284-6847, the number on the page of the Harvey County Sheriff's Office SearchSystems verified.
Where do people sentenced to prison in Harvey County go?
To a facility of the Kansas Department of Corrections; its inmate locator is at doc.ks.gov.
Is this the official Newton website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.