Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest and crime 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 on September 23, 2026.
Mercer County, Pennsylvania, has about 108,000 residents (2024 Census Bureau estimate). In Pennsylvania the public criminal record is the court file, kept by the Prothonotary for civil cases and divorces and the Clerk of Courts for criminal cases; the statewide criminal history kept by the Pennsylvania State Police is open to anyone who asks. This guide says where each record of a criminal case from Mercer County is kept and how it is seen.
This guide covers the court file, the statewide record, local arrest records, the crimes behind the records, the prosecutor, sex offender registry, records requests and common questions.
Related guides: Mercer County public records, Mercer County arrest records, Mercer County warrants, Mercer County inmate search, Mercer County court records, Pennsylvania arrest records and Pennsylvania inmate search.
Criminal Cases in the Mercer County Court of Common Pleas
In Pennsylvania the public criminal record is the court file. Criminal cases from Mercer County are heard by the Mercer County Court of Common Pleas, which hears felonies, civil cases, divorces, estates and juvenile matters; the Magisterial District Courts take traffic tickets, summary offenses, small claims and preliminary hearings; Philadelphia has the Municipal Court instead, and the file of each case is kept by the Prothonotary for civil cases and divorces and the Clerk of Courts for criminal cases.
The court records page SearchSystems verified for the county is at mercercountypa.gov/ClerkOfCourts/default.htm (page title: Mercer County Clerk of Courts), phone 724-662-3800, 125 S. Diamond St, Ste 112 Mercer, PA 16137, Monday - Friday 8:30 am - 4:30 pm, which answered when SearchSystems opened it on September 23, 2026.
Statewide, UJS Web Portal is the Pennsylvania courts' free statewide docket search.
The Pennsylvania Criminal History and Your Own Copy
Pennsylvania is one of the states that lets anyone look up another person's statewide criminal history: PATCH lets anyone request a criminal record check by name online, for $22 a search, through the Pennsylvania State Police. The result is the repository record, what agencies reported to the state, which is wider than one county's court index but can lag it. The search is on the Pennsylvania State Police site.
Arrest Records Kept Locally in Mercer County
The Mercer County Sheriff's Office and the agencies that report for Hermitage, Sharon, Grove City, Greenville, Farrell, Sharpsville and four more cities keep the arrest records in Mercer County: the report and the booking record of each arrest stay with the agency that made it, separate from the court file and from the state repository.
The FBI's agency list also places one state police unit, three state agencies, two other agencies and two campus police departments in Mercer County (the arrest records guide names each one); each keeps the records of its own arrests.
Together, the 14 agencies in Mercer County with all twelve months of 2024 on file reported 2,206 arrests to the FBI that year; how each case ended is in the court file, not in the arresting agency's.
The agencies and their counts, year by year, are in Mercer County arrest records.
The Crimes Behind the Records: Mercer County in 2025
The 11 agencies in Mercer County with all twelve months of 2025 on file reported 64 violent and 376 property crimes to the FBI that year; the same agencies with both 2025 and 2024 complete reported 440 crimes in 2025 against 517 in 2024. Each reported crime is a report on file with the agency that took it, and each arrest that follows is the start of a criminal record.
The full crime section, agency by agency, is on the Mercer County public records guide.
The District Attorney for Mercer County
The District Attorney decides which arrests in Mercer County become charges and files them in the Mercer County Court of Common Pleas or the Magisterial District Courts; the office answers questions about pending prosecutions, and the case files themselves are court records.
The office's page SearchSystems verified is at mercercountypa.gov/districtattorney (page title: Mercer County District Attorney), phone 724 662 3800, 125 South Diamond St. Suite 209 Mercer, PA 16137-1295, Monday - Friday 8:30 am - 4:30 pm, which answered when SearchSystems opened it on September 23, 2026.
The Sex Offender Registry for Mercer County
Registered sex offenders living in Mercer County are listed on the Pennsylvania Megan's Law website, run by the Pennsylvania State Police at meganslaw.psp.pa.gov/Home/TermsAndConditions. The registry is public and can be searched online.
Registration itself is done in person with the local agency where the registrant lives: the sheriff's office, or the city police in a city with its own department.
Asking an Agency in Mercer County for a Record
An arrest report, a booking record or a local criminal history letter comes from the agency that holds it, not from the court.
Under the Right-to-Know Law a county office must answer a request within 5 business days, with a 30-day extension, and it may charge copying at 25 cents a page. The county records request page SearchSystems verified is at mercercountypa.gov/OpenRecords/Default.htm (page title: Right to Know | Open Records Office).
Frequently Asked Questions
Are criminal records public in Mercer County?
The court files of criminal cases are public, and so is the statewide criminal history kept by the Pennsylvania State Police: PATCH lets anyone request a criminal record check by name online, for $22. The arrest report itself is released by the agency that made the arrest, under the Right-to-Know Law.
Can I search Mercer County criminal cases online?
The court records page SearchSystems verified for the county is at mercercountypa.gov/ClerkOfCourts/default.htm (page title: Mercer County Clerk of Courts). Statewide, UJS Web Portal is the Pennsylvania courts' free statewide docket search.
How do I get my own Pennsylvania criminal history?
Through the same PATCH request, run on yourself.
Who prosecutes crimes in Mercer County?
The District Attorney, reached at 724 662 3800, which files its cases in the Mercer County Court of Common Pleas or the Magisterial District Courts.
Is this the official Mercer 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.