Lyon was created on January 15, 1851 (Organized in 1872) from Unorganized Territory. The County was named for Nathaniel Lyon, brigadier general in the Mexican and Seminole Wars. Lyon was killed while leading the First Iowa Infantry at the Battle of Wilson's Creek in Missouri. This was the first battle in which Iowa troops took part in the American Civil War. The County Seat is Rock Rapids.
Counties adjacent to Lyon County are Rock County, Minnesota (north), Nobles County, Minnesota (northeast), Osceola County (east), Sioux County (south), Lincoln County, South Dakota (west), Minnehaha County, South Dakota (northwest). Cities and Towns Include Alvord, Beloit, Doon, George, Granite, Klondike, Inwood, Larchwood, Lester, Little Rock, Rock Rapids.
The county was originally called Buncombe County, in honor of Edward Buncombe of North Carolina. On September 11, 1862 it was officially changed to Lyon County. The county originated in 1872.
The first county business was held in the homes of the various county officials, often over 45 miles apart. Some offices were held in the village of Beloit. In 1873 the county offices were all located in the town of Rock Rapids, named for the rapids found in the Rock River.
Bids for the first courthouse were opened on May 5, 1873 but it was not until June 24, 1874 that the cornerstone was laid into place. The $14,000 courthouse was dedicated in 1875.
This building was later moved to the north, where it became the Marietta Hotel. Today the three-story building stands as the Boon-Mar Apartments.
The present Lyon County courthouse was started in 1916 and completed one year later at a cost of $135,053. The three-story structure is constructed of Indiana limestone, and the main entrance is appropriately decorated with a carved stone lion. Many of the original pieces of oak furniture are still used in the building. In the summer of 1991, an inventory was taken of all unused furniture, equipment and miscellaneous items throughout the building. Many of these pieces were donated to the Lyon County Historical Society. A public auction was held to dispose of the rest of the items.

All Departments below can be contacted by clicking the link below, calling or visiting the Lyon County Courthouse at 206 South Second Street, Rock Rapids 51246; Tel: 712-472-2623. See Also Courthouse Street Addresses for current courthouse addresses for all Iowa Counties. NOTE: The record dates below are from the earliest date to present time. Lyon County was attached to Woodbury County for a breif time. Some early records may be found there.
Lyon County Recorder's Office has Birth Records from 1880, Marriage Records from 1872, Death Records from 1880 and Land Records from 1862.
The Recorder's Office was created in 1839 by the First Legislative Assembly. The Recorder continues to maintain official records of documents affecting title to real estate. Every real estate transaction that takes place begins in the Recorder's Office. One of the major duties of the office is the management of public records. As a result, accuracy and preservation of records are a must in the Recorder's Office. Instruments that are recorded are not only important for today, but serve as a historical library for all of the tomorrows.
In addition to real estate transactions, the Recorder's Office issues titles and liens; records veterans discharge papers; processes passport applications; accepts marriage applications and issues the subsequent license; issues certified copies of birth, death and marriage records as well as other numerous duties.
Lyon County Clerk of Court Office has Probate Records from 1885 and Court Records from 1874.
In each of Iowa's 99 counties, a clerk of district court office manages and maintains all trial court records, including pleadings, evidence and orders. The clerks of court have hundreds of administrative duties. They accept and process fines, fees and court costs owed to the state, child support checks, and civil judgments owed to litigants. They maintain a record of liens on all real estate in the county. Clerks help with involuntary hospitalization cases. They have the authority to dispose of scheduled violations which are not contested and do not require a court hearing. Clerks are also responsible for informing state and local government agencies of court orders.
The Iowa district court has general jurisdiction of all civil, criminal and juvenile cases and probate matters in the state. The district court, which is also known as the trial court, is the point of entry in the court system for most cases. The Iowa district court is composed of different kinds of judicial officers with varying amounts of jurisdiction-judicial magistrates, associate juvenile judges, associate probate judges, district associate judges, and district court judges.
Lyon County Tax Assesors Office. The Treasurer is responsible for collection of property taxes and other fees for state, county, city, school districts, community colleges, and other taxing entities such as townships, fire districts, and drainage districts.
The tax rolls for personal property and real estate were kept by the auditor or the treasurer of each county. A few of these records have been microfilmed and are available at the State Historical Society of Iowa. Original county tax rolls are usually not transferred.
Search Local County Court Records - Many court records are not digitized yet, which means the only way to obtain these records is by going to the actual courthouses. Someone from our network of court-runners will go retrieve the records and then send you the results. Average response time is 38 hours. Civil Records include Lawsuits, Bankruptcies, Liens and judgments, Marriage/divorce litigation, Child custody, Civil rights violations ands Other. Criminal Records include Violent crimes, Theft and robbery, DUI/DWI's, Drugs and alcohol, Sexual offenses, Some traffic violations, Behavioral.
Below is a list of online resources for Lyon County Court Records. Email us with websites containing Lyon County Court Records by clicking the link below:
Birth, marriage, and death records are connected with central life events. They are prime sources for genealogical information.
Iowa Department of Public Health, Bureau of Vital Statistics, Lucas State Office Building, 1st Floor, 321 East 12th Street, Des Moines, IA 50319, (515) 281-4944 recording, Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office. They have the following records:
Local registrars are located in county recorders offices and maintain records of birth, death and marriages that have occurred in that county. County registrars do not have code authority to have Birth, death, and marriage records between the years 1921 to 1941.
Ordering Vital Records - You can also order
Ordering Vital Records by Mail - $15.00 per birth certificate & $10.00 per death certificate. Fees are payable by check or money order made out to the Iowa Department of Public Health. Checks must be drawn from the applicant's account; money orders must be in the name of the applicant. Fees must be paid at the time of the application. Filled requests take 30-45 days, depending on seasonal demands and mail service. Genealogy requests take least 60 days. You can download an application online for Birth Certificates, Marriage Certificates or Death Certificates.
Walk-In Service: Walk-in service is available for in-person requests at the state vital records office between the hours of 7:00 a.m. and 4:45 p.m., Monday through Friday, except for state-observed holidays. The office is located at the address listed below, just inside the main north entrance and to the right of the main lobby. The Lucas building is the first state office building east of the state Capitol building, on the south side of Grand Avenue. Written applications must be satisfactorily completed and signed. Applicants must also provide valid, current government-issued photo identification. Copies may either be picked up after two days or mailed to an entitled person. In-person requests may also be paid in cash.
Below is a list of online resources for Lyon County Vital Records. Email us with websites containing Lyon County Vital Records by clicking the link below:

Few, if any, records reveal as many details about individuals and families as do government census records. Substitute records can be used when the official census is unavailable
Countywide Records: Federal Population Schedules that exist for Lyon County, Iowa are 1860, 1870, 1880, 1890 (fragment, see below), 1900, 1910, 1910, 1920 and 1940.Other Federal Schedules to look at when researching your Family Tree in Lyon County, Iowa are Industry and Agriculture Schedules availible for the years 1860, 1870 and 1880. The Mortality Schedules for the years 1860, 1870 and 1880.There are free downloadable and printable Census forms to help with your research. These include U.S. Census Extraction Forms and U.K. Census Extraction Forms.
Below is a list of online resources for Lyon County Census Records. Email us with websites containing Lyon County Census Records by clicking the link below:
Below is a list of online resources for Lyon County Military Records. Email us with websites containing Lyon County Military Records by clicking the link below:
Below is a list of online resources for Lyon County Genealogical Addresses. Email us with websites containing Lyon County Genealogical Addresses by clicking the link below:
There are many churches and cemeteries in Lyon County. Some transcriptions are online. A great site is the Lyon County Tombstone Transcription Project.
Below is a list of online resources for Lyon County Cemetery & Church Records. Email us with websites containing Lyon County Cemetery & Church Records by clicking the link below:
Below is a list of online resources for Lyon County Family Trees, web forums and other family type information. Email us with websites containing Lyon County Family Trees, web forums and other family type information by clicking the link below: