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.
Lyon County, Iowa, has about 12,000 residents (2024 Census Bureau estimate). Its court cases are filed in the Iowa District Court for Lyon County, and the file of each case, kept by the Clerk of the District Court, is the public record of it. This guide says which court hears what, where to look a case up and who keeps the files.
This guide covers the courts, the records page, criminal cases, kinds of files, directory links, cities and common questions.
Related guides: Lyon County public records, Lyon County arrest records, Lyon County warrants, Lyon County inmate search, Lyon County criminal records, Iowa arrest records and Iowa inmate search.
The Courts That Hear Cases from Lyon County
In Lyon County, the Iowa District Court for Lyon County hears every civil, criminal, family, probate and juvenile case.
Divorces go to the District Court, and the file stays with the Clerk of the District Court.
The Clerk of the District Court keeps the files, and a copy of anything in a file comes from that office, under the court's own rules rather than the Iowa Open Records Law (Chapter 22).
Looking Up a Case from Lyon County
For Lyon County, SearchSystems opened and checked the court records page for the county at iowacourts.state.ia.us/ESAWebApp/ESALogin.jsp (page title: Iowa Courts Online), which answered when SearchSystems opened it on September 24, 2026.
Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
The Iowa court page SearchSystems verified is at iowacourts.gov/iowa-courts.
What Reaches the Court from Lyon County
The Lyon County Sheriff's Office reported 144 arrests to the FBI for 2025; the County Attorney decides which of those arrests become cases in the Iowa District Court for Lyon County.
The County Attorney's page SearchSystems verified is at lyoncounty.iowa.gov/attorney (page title: Attorney of Lyon County, Iowa), phone (712) 472-8545, 206 S. 2nd Ave. Suite 301 Rock Rapids, IA 51246, Monday - Friday 8:00 am - 4:30 pm, which answered when SearchSystems opened it on September 30, 2026.
The Kinds of Court Files
The court file is one record with several readers: a criminal case from the arrest to the sentence, a divorce from the petition to the judgment, a traffic ticket from the citation to the conviction the court reports to the Iowa Department of Transportation Motor Vehicle Division, and an eviction or a lien on land.
The other Lyon County guides take the kinds of file one at a time: Lyon County criminal records, Lyon County divorce records, Lyon County traffic tickets, Lyon County DUI and Lyon County property records.
More Official Court Pages for Lyon County
The SearchSystems directory, online since 1997, lists the official pages for Lyon County and Iowa. These court pages from its Lyon County listing were opened again on October 2, 2026 and each one still answers:
- District 3, Judicial District 3 (iowacourts.gov)
- Iowa Courts Online Search (iowacourts.state.ia.us)
Cities in Lyon County
Wherever in the county a case arises, it is filed in the Iowa District Court for Lyon County.
The cities and towns in the county are Rock Rapids, George, Inwood, Larchwood, Doon, Little Rock, Lester and Alvord.
Frequently Asked Questions
How do I look up a court case in Lyon County?
The court records page SearchSystems verified for the county is at iowacourts.state.ia.us/ESAWebApp/ESALogin.jsp. Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
Which court hears felonies in Lyon County?
The Iowa District Court for Lyon County, which hears every civil, criminal, family, probate and juvenile case.
Who keeps the court records in Lyon County?
The Clerk of the District Court. Copies come from that office under the court's own rules.
Is there a statewide court case search in Iowa?
Yes: Iowa Courts Online, the Iowa Judicial Branch's free statewide case search.
Is this the official Lyon 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.