Start with our primary sources:
“Clues from the past”

Kellogg Memorial Research Center is a great place to learn about local history and genealogy. You can explore life past and present in Cortland County by searching our extensive archives of primary sources.  Primary sources are the only way to reconstruct the past, aside from memory and communication that haven’t been recorded.

Research Guide

Finding aids for our archives and manuscripts collections are being added to the Empire ADC (The Empire Archival Discovery Cooperative ) website:

Empire ADC


Some available resources in our archives: 


Family File Index

General File Index

Cortland County Civil War Roster Index



These records are not available in our archives:

New York didn’t begin statewide registration of births, marriages, and deaths until 1880-81, under the supervision of the State and local boards of health. 

      • Official birth records
      • Official death records
      • Property deeds
      • Official marriage records


Where to Start:

Have you ever wondered how to begin a local history research project? Sophie Clough, our Collections and Research Assistant, has put together a list of resources to help you. You can find these sources at Kellogg Research Center as well as online. Check out our archives for more information when you are ready!

Click the image to go to the Favorites Sources page.



If you are interested in researching family members who received a NY State Revolutionary War Land Grant, this YouTube video will be helpful.

Researching History and Genealogy in NYS’s Revolutionary War Land Grants
( Michael Brewster)