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Plymouth County, Iowa
Genealogy, History & Facts

Plymouth County, Iowa Facts

Plymouth County

When was Plymouth County, IA Created?
Plymouth County was established on January 15, 1851 from Unorganized Territory.

What is the County Seat of Plymouth County, IA?
The County Seat is located in Le Mars and the county government website is

What counties are adjacent to Plymouth County, IA?
Bordering Counties are Sioux County, Cherokee County, Woodbury County, Union County, South Dakota.

Plymouth County, IA Vital Records

Where can find Plymouth County Birth, marriage, Divorce and Death Records?
Plymouth County vital records can be found at the Iowa Office of Vital Records which has copies of birth, marriage and death records from July 1880. There is a fee for each copy requested. Please refer to the information to the Statewide Vital Records in Iowa for current fees and application process.

You can search online for Plymouth County Birth, Marriage, Divorce or Death Records. You can also Order Electronically Online or can download an application for Iowa Birth Certificate, Marriage Certificate, Death Certificate Application to mail.

Plymouth County, IA Census Records

What Plymouth County, IA census records are available?
There are many types of census records for Plymouth County guide you in researching your family tree. Federal Population Schedules are available for 1860, 1870, 1880 (free index), 1890 (fragment), 1900, 1910, 1920, 1930, 1940.

Plymouth Co. Mortality Schedules can be found for 1860, 1870 and 1880. Plymouth Co. Industry and Agriculture can be obtained for 1860, 1870 and 1880. Plymouth Co. Union Veterans Schedules is available for 1890.

Another Iowa census is the Iowa State Census Collection from 1836-1925. One can find free online and printable census forms to help you with your research. See Also Iowa Census Records Research Guide

Plymouth County, IA Courthouse and Government Records

Plymouth County Courthouse

What genealogical records can I find in the Plymouth County Courthouse?
Researchers frequently overlook the great importance of Plymouth County court, probate, and land records data as a useful resource of ancestry and genealogy information. Buried away in Iowa courthouses and archives everywhere are the ambitions and frustrations of countless Iowa residents.

The possibilities are excellent that your forefathers have left a comprehensive document of at least a number of facets of their lives in the Plymouth County court records. Even if your forebears is not referred to in a Court case, contemplate all of the other procedures that could have lead to him or her to appear in court records. See Also Iowa Corthouse Records Research Guide.

Plymouth County, IA Societies and Family History Resources

What genealogical and historical societies, archives, museums, associations and libraries are available for Plymouth County, IA?
A list of Plymouth County Historical  and Genealogical Societies, Libraries, Archives. See also list of Statewide Iowa Archives, Historical & Genealogical Societies.

Where can I connect with other Plymouth County, IA Researchers through message boards and forums?

What other genealogical resources are available in Plymouth County, IA?
The following are web links to Genealogy, Records and Resources pertaining to Plymouth County. Many of these genealogy links fall into 3 categories: Business oriented Sites, Private Sites or Organization Sites. Some have free access some have to have a cost. This is simply a list which has been compiled or submitted. I do not endorse or promote one genealogy site over another.

Plymouth Co. IA Books, Newspapers & Publications

Plymouth Co. IA Cemeteries & Church Records

Plymouth Co. IA Family Websites, Pictures & Histories

Plymouth Co. IA General and History Websites

Plymouth Co. IA Maps, Atlases & Gazetteers

Plymouth Co. IA Military Records

Plymouth Co. IA Schools & Directories

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