Oswego County, NY
Data Availability
This information is provided by the Clerk as a reference.
Any questions about data availability should be directed to the County.
| Document | Dates | Availability |
| Bail Bonds | 1938-Present | Index Data (images restricted) |
| Business Certificates | 1970-Present | Index Data and Images |
| Corporations | 1988-Present | Index Data and Images |
Court (only available to court users) |
1990-1999 2000-Present |
Index Data (various documents scanned) Index Data and Images (some restricted) |
| Crime Victims Board Liens | 1993-Present | RESTRICTED |
| Criminal Cases | 1973-Present | RESTRICTED |
| Deeds | 1963-Present | Index Data and Images |
| Discharge of Mortgage | 2001-Present | Index Data and Images |
| Federal Tax Liens | 1984-1994 1995-Present |
Images Index Data and Images |
| Hazardous Waste | 1993-Present | Index Data and Images |
| Hospital Liens | 1994-Present | Index Data and Images |
| Judgments | 1985-2000 2001-Present |
Images Index Data and Images |
| Judgment Satisfactions | 2001-Present | Index Data and Images |
| Lis Pendens | 2001-Present | Index Data and Images |
| Maps | 1990-Present | Index Data Images from 8/1994 |
| Mechanic Liens | 2001-Present | Index Data and Images |
| Mortgages | 1963-Present | Index Data and Images |
| UCCs | 1964-Present | Index Data and Images |
| Vessel Liens | 2005-Present | Index Data and Images |
| Welfare Liens | 1964-Present | Index Data and Images |
| Index Books | ||
Grantor/Grantee Grantor Supplement |
1791-1970 1831-1861 |
Index Index |
| Record Books | ||
Deeds Books 161-661 |
5/7/1816-1/11/1963 |
Images |