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Hamilton County, New York
Genealogy, History & Facts

Hamilton County, New York Facts

When was Hamilton County, NY Created?
Hamilton County was created on February 21, 1816 from Montgomery County.

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

What counties are adjacent to Hamilton County, NY?
Bordering Counties are Franklin CountyEssex CountyWarren CountySaratoga CountyFulton CountyHerkimer CountySt. Lawrence County.

Hamilton County, NY Vital Records

Where can find Hamilton County Birth, marriage, Divorce and Death Records?
Hamilton 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 Hamilton County Birth, Marriage, Divorce or Death Records. You can also Order Electronically Online or can download an application for New York Birth and Death CertificateMarriage and Divorce Certificate Application to mail.

Hamilton County, NY Census Records

What Hamilton County, NY census records are available?
There are many types of census records for Hamilton County guide you in researching your family tree. Federal Population Schedules are available for 1820183018401850186018701880 (free index)1890 (fragment)19001910192019301940.

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

There are New York State censuses from 1880, 1892, 19051855186518751892190519151925. You can get free downloadable and also printable census forms to help you with your research. See Also New York Census Records Research Guide

Hamilton County, NY Courthouse and Government Records

Hamilton County Courthouse

What genealogical records can I find in the Hamilton County Courthouse?
Researchers frequently overlook the great importance of Hamilton 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 Hamilton 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 Courthouse Records Research Guide.

Hamilton County, NY Societies and Family History Resources

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

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

What other genealogical resources are available in Hamilton County, NY?
The following are web links to Genealogy, Records and Resources pertaining to Hamilton 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.

Hamilton Co. NY Books, Newspapers & Publications

Hamilton Co. NY Cemeteries & Church Records

Hamilton Co. NY Family Websites, Pictures & Histories

Hamilton Co. NY General and History Websites

Hamilton Co. NY Immigration & Naturalization

Hamilton Co. NY Maps, Atlases & Gazetteers

Hamilton Co. NY Military Records