- the text in this section is copied from an article in Wikipedia
Sidney is a village in Delaware County, New York, USA. The population was 3,900 at the 2010 census.
The Village of Sidney is in west part of the Town of Sidney.
- Outstanding guide to Sidney family history and genealogy resources (FamilySearch Research Wiki). Birth, marriage, and death records, town histories, cemeteries, churches, newspapers, libraries, and genealogical societies.