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Oswego County, New York
Genealogy, History & Facts

Oswego County, New York Facts

Oswego County

When was Oswego County, NY Created?
Oswego County was created on March 1, 1816 from Oneida County and Onondaga County.

What is the County Seat of Oswego County, NY?
The County Seat is located in Oswego and in addition the county government website is

What counties are adjacent to Oswego County, NY?
Bordering Counties are Lewis County, Jefferson County, Oneida County, Madison County, Onondaga County, Cayuga County, Lake Ontario and Canada .

Oswego County, NY Vital Records

Where can find Oswego County Birth, marriage, Divorce and Death Records?
Oswego County vital records can be found at the New York Department of Health which has copies of birth records after 1881 and death records after 1880, copies of marriage since 1881 and a Divorce records since 1847 . There is a fee for each copy requested. Please refer to the information to the Statewide Vital Records in New York for current fees and application process.

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

Oswego County, NY Census Records

What Oswego County, NY census records are available?
There are many types of census records for Oswego County guide you in researching your family tree. Federal Population Schedules are available for 1820, 1830, 1840, 1850, 1860, 1870, 1880 (free index), 1890 (fragment), 1900, 1910, 1920, 1930, 1940.

Oswego Co. Mortality Schedules can be obtained for 1850, 1860, 1870 and 1880. Oswego Co. Industry and Agriculture is available for 1850, 1860, 1870 and 1880. Oswego Co. Union Veterans Schedules can be obtained for 1890.

There are New York State censuses from 1880, 1892, 1905, 1855, 1865, 1875, 1892, 1905, 1915, 1925. You can get free downloadable and also printable census forms to help you with your research. See Also New York Census Records Research Guide

Oswego County, NY Courthouse and Government Records

Oswego County Courthouse

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

Oswego County, NY Societies and Family History Resources

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

Where can I connect with other Oswego County, NY Researchers through message boards and forums?

What other genealogical resources are available in Oswego County, NY?
The following are web links to Genealogy, Records and Resources pertaining to Oswego County. Most 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 listing that has been compiled or submitted. I do not recommend or promote one genealogy site over another.

Oswego Co. NY Books, Newspapers & Publications

Oswego Co. NY Cemeteries & Church Records

Oswego Co. NY Family Websites, Pictures & Histories

Oswego Co. NY General and History Websites

Oswego Co. NY Immigration & Naturalization

Oswego Co. NY Maps, Atlases & Gazetteers

Oswego Co. NY Military Records

Oswego Co. NY Schools & Directories

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