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 between September 24, 2026 and October 2, 2026.
Natrona County, Wyoming, has about 80,000 residents (2024 Census Bureau estimate). In Wyoming the public criminal record is the court file, kept by the Clerk of District Court; the statewide criminal history kept by the Wyoming Division of Criminal Investigation is released only to its subject and to the employers and agencies the law allows. This guide says where each record of a criminal case from Natrona 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: Natrona County public records, Natrona County arrest records, Natrona County warrants, Natrona County inmate search, Natrona County court records, Wyoming arrest records and Wyoming inmate search.
Criminal Cases in the District Court for Natrona County
In Wyoming the public criminal record is the court file. Criminal cases from Natrona County are heard by the District Court for Natrona County, which hears felonies, civil cases over $50,000, divorces, probate and juvenile matters; the Circuit Court takes misdemeanors, traffic cases, small claims and civil cases up to $50,000, and the file of each case is kept by the Clerk of District Court.
For Natrona County, SearchSystems opened and checked the court records page for the county at natronacounty-wy.gov/89/Court-Cases (page title: Court Cases | Natrona County, WY), which answered when SearchSystems opened it on October 2, 2026.
Wyoming has no single public index of every trial court case; each court's records are looked up through that court.
The Wyoming Criminal History and Your Own Copy
Wyoming does not let the public search another person's statewide criminal history. The record kept by the Wyoming Division of Criminal Investigation goes to the person it belongs to and to employers and agencies the law authorizes; for everyone else the court file in the District Court for Natrona County is the public record.
To see your own record, the route is a fingerprint-based request to the Division of Criminal Investigation. The state page SearchSystems verified for it is at wyomingdci.wyo.gov/criminal-justice-information-services-cjis/crimi....
Arrest Records Kept Locally in Natrona County
The Natrona County Sheriff's Office and the agencies that report for Casper, Mills and Evansville keep the arrest records in Natrona 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.
Together, the three agencies in Natrona County with all twelve months of 2025 on file reported 3,056 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 Natrona County arrest records.
The Crimes Behind the Records: Natrona County in 2025
The three agencies in Natrona County with all twelve months of 2025 on file reported 215 violent and 1,132 property crimes to the FBI that year; the same agencies with both 2025 and 2024 complete reported 1,347 crimes in 2025 against 1,508 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 Natrona County public records guide.
The County Attorney for Natrona County
The County Attorney decides which arrests in Natrona County become charges and files them in the District Court for Natrona County or the Circuit Court; the office answers questions about pending prosecutions, and the case files themselves are court records.
The office's page SearchSystems verified is at natronacounty-wy.gov/Directory.aspx?did=19 (page title: Staff Directory, County Attorney), a site that blocks automated checks (HTTP 429), so open it in a browser.
The Sex Offender Registry for Natrona County
Registered sex offenders living in Natrona County are listed on the Wyoming Sex Offender Registry, run by the Wyoming Division of Criminal Investigation at wyomingdci.wyo.gov. The registry is public and can be searched online; the county sheriff registers them.
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 Natrona 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 Wyoming Public Records Act a county office must answer a request within 30 days at most, and it may charge the actual cost of copying.
Frequently Asked Questions
Are criminal records public in Natrona County?
The court files of criminal cases in the District Court for Natrona County are public and can be looked up through the court. The statewide criminal history kept by the Wyoming Division of Criminal Investigation is not public; you can get your own. The arrest report itself is released by the agency that made the arrest, under the Wyoming Public Records Act.
Can I search Natrona County criminal cases online?
The court records page SearchSystems verified for the county is at natronacounty-wy.gov/89/Court-Cases (page title: Court Cases | Natrona County, WY).
How do I get my own Wyoming criminal history?
Through a fingerprint-based request to the Division of Criminal Investigation.
Who prosecutes crimes in Natrona County?
The County Attorney, which files its cases in the District Court for Natrona County or the Circuit Court.
Is this the official Natrona 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.